<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:83baf2da-444c-4ff3-8101-cb54f0e917ab,g:e3cb350b-6d88-4b81-9641-4bb4ac35c319-->
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:gtx="http://www.garrettmotion.com/20251231" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2024-01-31" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" attributeFormDefault="unqualified" elementFormDefault="qualified" targetNamespace="http://www.garrettmotion.com/20251231">
  <xs:import namespace="http://fasb.org/srt/2025" schemaLocation="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd"/>
  <xs:import namespace="http://fasb.org/us-gaap/2025" schemaLocation="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd"/>
  <xs:import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd"/>
  <xs:import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd"/>
  <xs:import namespace="http://www.xbrl.org/dtr/type/2024-01-31" schemaLocation="https://www.xbrl.org/dtr/type/2024-01-31/types.xsd"/>
  <xs:import namespace="http://xbrl.org/2005/xbrldt" schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd"/>
  <xs:import namespace="http://xbrl.sec.gov/country/2025" schemaLocation="https://xbrl.sec.gov/country/2025/country-2025.xsd"/>
  <xs:import namespace="http://xbrl.sec.gov/cyd-af-sub/2025" schemaLocation="https://xbrl.sec.gov/cyd/2025/cyd-af-sub-2025.xsd"/>
  <xs:import namespace="http://xbrl.sec.gov/dei/2025" schemaLocation="https://xbrl.sec.gov/dei/2025/dei-2025.xsd"/>
  <xs:import namespace="http://xbrl.sec.gov/ecd/2025" schemaLocation="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd"/>
  <xs:annotation>
    <xs:appinfo>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="gtx-20251231_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:type="simple"/>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="gtx-20251231_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:type="simple"/>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="gtx-20251231_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:type="simple"/>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="gtx-20251231_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:type="simple"/>
      <link:roleType id="CoverPage" roleURI="http://www.garrettmotion.com/role/CoverPage">
        <link:definition>0000001 - Document - Cover Page</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AuditInformation" roleURI="http://www.garrettmotion.com/role/AuditInformation">
        <link:definition>0000002 - Document - Audit Information</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CONSOLIDATEDSTATEMENTSOFOPERATIONS" roleURI="http://www.garrettmotion.com/role/CONSOLIDATEDSTATEMENTSOFOPERATIONS">
        <link:definition>9952151 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMELOSS" roleURI="http://www.garrettmotion.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMELOSS">
        <link:definition>9952152 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CONSOLIDATEDBALANCESHEETS" roleURI="http://www.garrettmotion.com/role/CONSOLIDATEDBALANCESHEETS">
        <link:definition>9952153 - Statement - CONSOLIDATED BALANCE SHEETS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CONSOLIDATEDBALANCESHEETSParenthetical" roleURI="http://www.garrettmotion.com/role/CONSOLIDATEDBALANCESHEETSParenthetical">
        <link:definition>9952154 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CONSOLIDATEDSTATEMENTSOFCASHFLOWS" roleURI="http://www.garrettmotion.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS">
        <link:definition>9952155 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CONSOLIDATEDSTATEMENTSOFEQUITYDEFICIT" roleURI="http://www.garrettmotion.com/role/CONSOLIDATEDSTATEMENTSOFEQUITYDEFICIT">
        <link:definition>9952156 - Statement - CONSOLIDATED STATEMENTS OF EQUITY (DEFICIT)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="BackgroundandBasisofPresentation" roleURI="http://www.garrettmotion.com/role/BackgroundandBasisofPresentation">
        <link:definition>9952157 - Disclosure - Background and Basis of Presentation</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SummaryofSignificantAccountingPolicies" roleURI="http://www.garrettmotion.com/role/SummaryofSignificantAccountingPolicies">
        <link:definition>9952158 - Disclosure - Summary of Significant Accounting Policies</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RevenueRecognitionandContractswithCustomers" roleURI="http://www.garrettmotion.com/role/RevenueRecognitionandContractswithCustomers">
        <link:definition>9952159 - Disclosure - Revenue Recognition and Contracts with Customers</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="OtherExpenseNet" roleURI="http://www.garrettmotion.com/role/OtherExpenseNet">
        <link:definition>9952160 - Disclosure - Other Expense, Net</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="NonOperatingIncomeNet" roleURI="http://www.garrettmotion.com/role/NonOperatingIncomeNet">
        <link:definition>9952161 - Disclosure - Non-Operating Income, Net</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxes" roleURI="http://www.garrettmotion.com/role/IncomeTaxes">
        <link:definition>9952162 - Disclosure - Income Taxes</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AccountsNotesandOtherReceivablesNet" roleURI="http://www.garrettmotion.com/role/AccountsNotesandOtherReceivablesNet">
        <link:definition>9952163 - Disclosure - Accounts, Notes and Other Receivables&#8212;Net</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FactoringandNotesReceivable" roleURI="http://www.garrettmotion.com/role/FactoringandNotesReceivable">
        <link:definition>9952164 - Disclosure - Factoring and Notes Receivable</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InventoriesNet" roleURI="http://www.garrettmotion.com/role/InventoriesNet">
        <link:definition>9952165 - Disclosure - Inventories&#8212;Net</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="OtherCurrentAssets" roleURI="http://www.garrettmotion.com/role/OtherCurrentAssets">
        <link:definition>9952166 - Disclosure - Other Current Assets</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="OtherAssets" roleURI="http://www.garrettmotion.com/role/OtherAssets">
        <link:definition>9952167 - Disclosure - Other Assets</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="PropertyPlantandEquipmentNet" roleURI="http://www.garrettmotion.com/role/PropertyPlantandEquipmentNet">
        <link:definition>9952168 - Disclosure - Property, Plant and Equipment&#8212;Net</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="Goodwill" roleURI="http://www.garrettmotion.com/role/Goodwill">
        <link:definition>9952169 - Disclosure - Goodwill</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AccruedLiabilities" roleURI="http://www.garrettmotion.com/role/AccruedLiabilities">
        <link:definition>9952170 - Disclosure - Accrued Liabilities</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LongtermDebtandCreditAgreements" roleURI="http://www.garrettmotion.com/role/LongtermDebtandCreditAgreements">
        <link:definition>9952171 - Disclosure - Long-term Debt and Credit Agreements</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="Leases" roleURI="http://www.garrettmotion.com/role/Leases">
        <link:definition>9952172 - Disclosure - Leases</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FinancialInstrumentsandFairValueMeasures" roleURI="http://www.garrettmotion.com/role/FinancialInstrumentsandFairValueMeasures">
        <link:definition>9952173 - Disclosure - Financial Instruments and Fair Value Measures</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="OtherLiabilities" roleURI="http://www.garrettmotion.com/role/OtherLiabilities">
        <link:definition>9952174 - Disclosure - Other Liabilities</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="Equity" roleURI="http://www.garrettmotion.com/role/Equity">
        <link:definition>9952175 - Disclosure - Equity</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AccumulatedOtherComprehensiveIncomeLoss" roleURI="http://www.garrettmotion.com/role/AccumulatedOtherComprehensiveIncomeLoss">
        <link:definition>9952176 - Disclosure - Accumulated Other Comprehensive Income (Loss)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockBasedCompensation" roleURI="http://www.garrettmotion.com/role/StockBasedCompensation">
        <link:definition>9952177 - Disclosure - Stock-Based Compensation</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EarningsPerShare" roleURI="http://www.garrettmotion.com/role/EarningsPerShare">
        <link:definition>9952178 - Disclosure - Earnings Per Share</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CommitmentsandContingencies" roleURI="http://www.garrettmotion.com/role/CommitmentsandContingencies">
        <link:definition>9952179 - Disclosure - Commitments and Contingencies</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DefinedBenefitPensionandPostEmploymentPlans" roleURI="http://www.garrettmotion.com/role/DefinedBenefitPensionandPostEmploymentPlans">
        <link:definition>9952180 - Disclosure - Defined Benefit Pension and Post-Employment Plans</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentsandConcentrations" roleURI="http://www.garrettmotion.com/role/SegmentsandConcentrations">
        <link:definition>9952181 - Disclosure - Segments and Concentrations</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AcquisitionsandDivestitures" roleURI="http://www.garrettmotion.com/role/AcquisitionsandDivestitures">
        <link:definition>9952182 - Disclosure - Acquisitions and Divestitures</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SubsequentEvents" roleURI="http://www.garrettmotion.com/role/SubsequentEvents">
        <link:definition>9952183 - Disclosure - Subsequent Events</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="UnauditedQuarterlyFinancialInformation" roleURI="http://www.garrettmotion.com/role/UnauditedQuarterlyFinancialInformation">
        <link:definition>9952184 - Disclosure - Unaudited Quarterly Financial Information</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ScheduleIIValuationandQualifyingAccounts" roleURI="http://www.garrettmotion.com/role/ScheduleIIValuationandQualifyingAccounts">
        <link:definition>9952185 - Disclosure - Schedule II - Valuation and Qualifying Accounts</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SummaryofSignificantAccountingPoliciesPolicies" roleURI="http://www.garrettmotion.com/role/SummaryofSignificantAccountingPoliciesPolicies">
        <link:definition>9955511 - Disclosure - Summary of Significant Accounting Policies (Policies)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SummaryofSignificantAccountingPoliciesTables" roleURI="http://www.garrettmotion.com/role/SummaryofSignificantAccountingPoliciesTables">
        <link:definition>9955512 - Disclosure - Summary of Significant Accounting Policies (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RevenueRecognitionandContractswithCustomersTables" roleURI="http://www.garrettmotion.com/role/RevenueRecognitionandContractswithCustomersTables">
        <link:definition>9955513 - Disclosure - Revenue Recognition and Contracts with Customers (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="OtherExpenseNetTables" roleURI="http://www.garrettmotion.com/role/OtherExpenseNetTables">
        <link:definition>9955514 - Disclosure - Other Expense, Net (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="NonOperatingIncomeNetTables" roleURI="http://www.garrettmotion.com/role/NonOperatingIncomeNetTables">
        <link:definition>9955515 - Disclosure - Non-Operating Income, Net (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesTables" roleURI="http://www.garrettmotion.com/role/IncomeTaxesTables">
        <link:definition>9955516 - Disclosure - Income Taxes (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AccountsNotesandOtherReceivablesNetTables" roleURI="http://www.garrettmotion.com/role/AccountsNotesandOtherReceivablesNetTables">
        <link:definition>9955517 - Disclosure - Accounts, Notes and Other Receivables&#8212;Net (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FactoringandNotesReceivableTables" roleURI="http://www.garrettmotion.com/role/FactoringandNotesReceivableTables">
        <link:definition>9955518 - Disclosure - Factoring and Notes Receivable (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InventoriesNetTables" roleURI="http://www.garrettmotion.com/role/InventoriesNetTables">
        <link:definition>9955519 - Disclosure - Inventories&#8212;Net (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="OtherCurrentAssetsTables" roleURI="http://www.garrettmotion.com/role/OtherCurrentAssetsTables">
        <link:definition>9955520 - Disclosure - Other Current Assets (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="OtherAssetsTables" roleURI="http://www.garrettmotion.com/role/OtherAssetsTables">
        <link:definition>9955521 - Disclosure - Other Assets (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="PropertyPlantandEquipmentNetTables" roleURI="http://www.garrettmotion.com/role/PropertyPlantandEquipmentNetTables">
        <link:definition>9955522 - Disclosure - Property, Plant and Equipment&#8212;Net (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="GoodwillTables" roleURI="http://www.garrettmotion.com/role/GoodwillTables">
        <link:definition>9955523 - Disclosure - Goodwill (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AccruedLiabilitiesTables" roleURI="http://www.garrettmotion.com/role/AccruedLiabilitiesTables">
        <link:definition>9955524 - Disclosure - Accrued Liabilities (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LongtermDebtandCreditAgreementsTables" roleURI="http://www.garrettmotion.com/role/LongtermDebtandCreditAgreementsTables">
        <link:definition>9955525 - Disclosure - Long-term Debt and Credit Agreements (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LeasesTables" roleURI="http://www.garrettmotion.com/role/LeasesTables">
        <link:definition>9955526 - Disclosure - Leases (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FinancialInstrumentsandFairValueMeasuresTables" roleURI="http://www.garrettmotion.com/role/FinancialInstrumentsandFairValueMeasuresTables">
        <link:definition>9955527 - Disclosure - Financial Instruments and Fair Value Measures (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="OtherLiabilitiesTables" roleURI="http://www.garrettmotion.com/role/OtherLiabilitiesTables">
        <link:definition>9955528 - Disclosure - Other Liabilities (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EquityTables" roleURI="http://www.garrettmotion.com/role/EquityTables">
        <link:definition>9955529 - Disclosure - Equity (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AccumulatedOtherComprehensiveIncomeLossTables" roleURI="http://www.garrettmotion.com/role/AccumulatedOtherComprehensiveIncomeLossTables">
        <link:definition>9955530 - Disclosure - Accumulated Other Comprehensive Income (Loss) (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockBasedCompensationTables" roleURI="http://www.garrettmotion.com/role/StockBasedCompensationTables">
        <link:definition>9955531 - Disclosure - Stock-Based Compensation (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EarningsPerShareTables" roleURI="http://www.garrettmotion.com/role/EarningsPerShareTables">
        <link:definition>9955532 - Disclosure - Earnings Per Share (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CommitmentsandContingenciesTables" roleURI="http://www.garrettmotion.com/role/CommitmentsandContingenciesTables">
        <link:definition>9955533 - Disclosure - Commitments and Contingencies (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DefinedBenefitPensionandPostEmploymentPlansTables" roleURI="http://www.garrettmotion.com/role/DefinedBenefitPensionandPostEmploymentPlansTables">
        <link:definition>9955534 - Disclosure - Defined Benefit Pension and Post-Employment Plans (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentsandConcentrationsTables" roleURI="http://www.garrettmotion.com/role/SegmentsandConcentrationsTables">
        <link:definition>9955535 - Disclosure - Segments and Concentrations (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="UnauditedQuarterlyFinancialInformationTables" roleURI="http://www.garrettmotion.com/role/UnauditedQuarterlyFinancialInformationTables">
        <link:definition>9955536 - Disclosure - Unaudited Quarterly Financial Information (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SummaryofSignificantAccountingPoliciesAdditionalInformationDetails" roleURI="http://www.garrettmotion.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetails">
        <link:definition>9955537 - Disclosure - Summary of Significant Accounting Policies - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SummaryofSignificantAccountingPoliciesSupplierFinanceProgramDetails" roleURI="http://www.garrettmotion.com/role/SummaryofSignificantAccountingPoliciesSupplierFinanceProgramDetails">
        <link:definition>9955538 - Disclosure - Summary of Significant Accounting Policies - Supplier Finance Program (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RevenueRecognitionandContractswithCustomersAdditionalInformationDetails" roleURI="http://www.garrettmotion.com/role/RevenueRecognitionandContractswithCustomersAdditionalInformationDetails">
        <link:definition>9955539 - Disclosure - Revenue Recognition and Contracts with Customers - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RevenueRecognitionandContractswithCustomersAdditionalInformationDetails_1" roleURI="http://www.garrettmotion.com/role/RevenueRecognitionandContractswithCustomersAdditionalInformationDetails_1">
        <link:definition>9955539 - Disclosure - Revenue Recognition and Contracts with Customers - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RevenueRecognitionandContractswithCustomersSummaryofContractAssetsandLiabilitiesDetails" roleURI="http://www.garrettmotion.com/role/RevenueRecognitionandContractswithCustomersSummaryofContractAssetsandLiabilitiesDetails">
        <link:definition>9955540 - Disclosure - Revenue Recognition and Contracts with Customers - Summary of Contract Assets and Liabilities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="OtherExpenseNetDetails" roleURI="http://www.garrettmotion.com/role/OtherExpenseNetDetails">
        <link:definition>9955541 - Disclosure - Other Expense, Net (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="NonOperatingIncomeNetDetails" roleURI="http://www.garrettmotion.com/role/NonOperatingIncomeNetDetails">
        <link:definition>9955542 - Disclosure - Non-Operating Income, Net (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesScheduleofIncomelossBeforeIncomeTaxesDetails" roleURI="http://www.garrettmotion.com/role/IncomeTaxesScheduleofIncomelossBeforeIncomeTaxesDetails">
        <link:definition>9955543 - Disclosure - Income Taxes - Schedule of Income (loss) Before Income Taxes (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesScheduleofTaxExpenseBenefitsDetails" roleURI="http://www.garrettmotion.com/role/IncomeTaxesScheduleofTaxExpenseBenefitsDetails">
        <link:definition>9955544 - Disclosure - Income Taxes - Schedule of Tax Expense (Benefits) (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesScheduleofTaxExpenseBenefitsDetails_1" roleURI="http://www.garrettmotion.com/role/IncomeTaxesScheduleofTaxExpenseBenefitsDetails_1">
        <link:definition>9955544 - Disclosure - Income Taxes - Schedule of Tax Expense (Benefits) (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesScheduleofUSFederalStatutoryIncomeTaxRateReconciledtoEffectiveIncomeTaxRateDetails" roleURI="http://www.garrettmotion.com/role/IncomeTaxesScheduleofUSFederalStatutoryIncomeTaxRateReconciledtoEffectiveIncomeTaxRateDetails">
        <link:definition>9955545 - Disclosure - Income Taxes - Schedule of U.S Federal Statutory Income Tax Rate Reconciled to Effective Income Tax Rate (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesAdditionalInformationDetails" roleURI="http://www.garrettmotion.com/role/IncomeTaxesAdditionalInformationDetails">
        <link:definition>9955546 - Disclosure - Income Taxes - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesScheduleofDeferredTaxAssetsLiabilitiesDetails" roleURI="http://www.garrettmotion.com/role/IncomeTaxesScheduleofDeferredTaxAssetsLiabilitiesDetails">
        <link:definition>9955547 - Disclosure - Income Taxes - Schedule of Deferred Tax Assets (Liabilities) (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesScheduleofNetOperatingLossCarryforwardsDetails" roleURI="http://www.garrettmotion.com/role/IncomeTaxesScheduleofNetOperatingLossCarryforwardsDetails">
        <link:definition>9955548 - Disclosure - Income Taxes - Schedule of Net Operating Loss Carryforwards (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesScheduleofChangesinUncertainTaxPositionsDetails" roleURI="http://www.garrettmotion.com/role/IncomeTaxesScheduleofChangesinUncertainTaxPositionsDetails">
        <link:definition>9955549 - Disclosure - Income Taxes - Schedule of Changes in Uncertain Tax Positions (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesScheduleofincometaxespaidnetofrefundsreceivedDetails" roleURI="http://www.garrettmotion.com/role/IncomeTaxesScheduleofincometaxespaidnetofrefundsreceivedDetails">
        <link:definition>9955550 - Disclosure - Income Taxes - Schedule of income taxes paid, net of refunds received (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AccountsNotesandOtherReceivablesNetScheduleofAccountsNotesandOtherReceivablesNetDetails" roleURI="http://www.garrettmotion.com/role/AccountsNotesandOtherReceivablesNetScheduleofAccountsNotesandOtherReceivablesNetDetails">
        <link:definition>9955551 - Disclosure - Accounts, Notes and Other Receivables&#8212;Net - Schedule of Accounts, Notes and Other Receivables-Net (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AccountsNotesandOtherReceivablesNetAdditionalInformationDetails" roleURI="http://www.garrettmotion.com/role/AccountsNotesandOtherReceivablesNetAdditionalInformationDetails">
        <link:definition>9955552 - Disclosure - Accounts, Notes and Other Receivables&#8212;Net - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FactoringandNotesReceivableScheduleofFactoringandNotesReceivableDetails" roleURI="http://www.garrettmotion.com/role/FactoringandNotesReceivableScheduleofFactoringandNotesReceivableDetails">
        <link:definition>9955553 - Disclosure - Factoring and Notes Receivable - Schedule of Factoring and Notes Receivable (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FactoringandNotesReceivableAdditionalInformationDetails" roleURI="http://www.garrettmotion.com/role/FactoringandNotesReceivableAdditionalInformationDetails">
        <link:definition>9955554 - Disclosure - Factoring and Notes Receivable - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InventoriesNetDetails" roleURI="http://www.garrettmotion.com/role/InventoriesNetDetails">
        <link:definition>9955555 - Disclosure - Inventories&#8212;Net (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="OtherCurrentAssetsDetails" roleURI="http://www.garrettmotion.com/role/OtherCurrentAssetsDetails">
        <link:definition>9955556 - Disclosure - Other Current Assets (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="OtherAssetsDetails" roleURI="http://www.garrettmotion.com/role/OtherAssetsDetails">
        <link:definition>9955557 - Disclosure - Other Assets (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="PropertyPlantandEquipmentNetScheduleofPropertyPlantandEquipmentNetDetails" roleURI="http://www.garrettmotion.com/role/PropertyPlantandEquipmentNetScheduleofPropertyPlantandEquipmentNetDetails">
        <link:definition>9955558 - Disclosure - Property, Plant and Equipment&#8212;Net - Schedule of Property, Plant and Equipment - Net (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="PropertyPlantandEquipmentNetAdditionalInformationDetails" roleURI="http://www.garrettmotion.com/role/PropertyPlantandEquipmentNetAdditionalInformationDetails">
        <link:definition>9955559 - Disclosure - Property, Plant and Equipment&#8212;Net - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="GoodwillDetails" roleURI="http://www.garrettmotion.com/role/GoodwillDetails">
        <link:definition>9955560 - Disclosure - Goodwill (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AccruedLiabilitiesSummaryofAccruedLiabilitiesDetails" roleURI="http://www.garrettmotion.com/role/AccruedLiabilitiesSummaryofAccruedLiabilitiesDetails">
        <link:definition>9955561 - Disclosure - Accrued Liabilities - Summary of Accrued Liabilities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AccruedLiabilitiesSummaryofExpensesRelatedtotheRepositioningAccrualsDetails" roleURI="http://www.garrettmotion.com/role/AccruedLiabilitiesSummaryofExpensesRelatedtotheRepositioningAccrualsDetails">
        <link:definition>9955562 - Disclosure - Accrued Liabilities - Summary of Expenses Related to the Repositioning Accruals (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LongtermDebtandCreditAgreementsAdditionalInformationDetails" roleURI="http://www.garrettmotion.com/role/LongtermDebtandCreditAgreementsAdditionalInformationDetails">
        <link:definition>9955563 - Disclosure - Long-term Debt and Credit Agreements - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LongtermDebtandCreditAgreementsScheduleofPrincipalOutstandingAndCarryingAmountofLongtermDebtDetails" roleURI="http://www.garrettmotion.com/role/LongtermDebtandCreditAgreementsScheduleofPrincipalOutstandingAndCarryingAmountofLongtermDebtDetails">
        <link:definition>9955564 - Disclosure - Long-term Debt and Credit Agreements - Schedule of Principal Outstanding And Carrying Amount of Long term Debt (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LongtermDebtandCreditAgreementsScheduleofPrincipalRepaymentsOfCreditFacilitiesDetails" roleURI="http://www.garrettmotion.com/role/LongtermDebtandCreditAgreementsScheduleofPrincipalRepaymentsOfCreditFacilitiesDetails">
        <link:definition>9955565 - Disclosure - Long-term Debt and Credit Agreements - Schedule of Principal Repayments Of Credit Facilities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LeasesAdditionalInformationDetails" roleURI="http://www.garrettmotion.com/role/LeasesAdditionalInformationDetails">
        <link:definition>9955566 - Disclosure - Leases - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LeasesSummaryofComponentsofLeaseExpenseDetails" roleURI="http://www.garrettmotion.com/role/LeasesSummaryofComponentsofLeaseExpenseDetails">
        <link:definition>9955567 - Disclosure - Leases - Summary of Components of Lease Expense (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LeasesSummaryofSupplementalCashFlowInformationRelatedtoOperatingLeasesDetails" roleURI="http://www.garrettmotion.com/role/LeasesSummaryofSupplementalCashFlowInformationRelatedtoOperatingLeasesDetails">
        <link:definition>9955568 - Disclosure - Leases - Summary of Supplemental Cash Flow Information Related to Operating Leases (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LeasesSummaryofSupplementalBalanceSheetInformationRelatedtoOperatingLeasesDetails" roleURI="http://www.garrettmotion.com/role/LeasesSummaryofSupplementalBalanceSheetInformationRelatedtoOperatingLeasesDetails">
        <link:definition>9955569 - Disclosure - Leases - Summary of Supplemental Balance Sheet Information Related to Operating Leases (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LeasesScheduleofMaturitiesofOperatingLeaseLiabilitiesDetails" roleURI="http://www.garrettmotion.com/role/LeasesScheduleofMaturitiesofOperatingLeaseLiabilitiesDetails">
        <link:definition>9955570 - Disclosure - Leases - Schedule of Maturities of Operating Lease Liabilities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LeasesScheduleofMaturitiesofOperatingLeaseLiabilitiesDetails_1" roleURI="http://www.garrettmotion.com/role/LeasesScheduleofMaturitiesofOperatingLeaseLiabilitiesDetails_1">
        <link:definition>9955570 - Disclosure - Leases - Schedule of Maturities of Operating Lease Liabilities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FinancialInstrumentsandFairValueMeasuresAdditionalInformationDetails" roleURI="http://www.garrettmotion.com/role/FinancialInstrumentsandFairValueMeasuresAdditionalInformationDetails">
        <link:definition>9955571 - Disclosure - Financial Instruments and Fair Value Measures - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FinancialInstrumentsandFairValueMeasuresSummaryofFinancialAssetsandLiabilitiesAccountedforatFairValueonRecurringBasisDetails" roleURI="http://www.garrettmotion.com/role/FinancialInstrumentsandFairValueMeasuresSummaryofFinancialAssetsandLiabilitiesAccountedforatFairValueonRecurringBasisDetails">
        <link:definition>9955572 - Disclosure - Financial Instruments and Fair Value Measures - Summary of Financial Assets and Liabilities Accounted for at Fair Value on Recurring Basis (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FinancialInstrumentsandFairValueMeasuresEffectofderivativesontheincomestatementDetails" roleURI="http://www.garrettmotion.com/role/FinancialInstrumentsandFairValueMeasuresEffectofderivativesontheincomestatementDetails">
        <link:definition>9955573 - Disclosure - Financial Instruments and Fair Value Measures - Effect of derivatives on the income statement (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FinancialInstrumentsandFairValueMeasuresDerivativesnotdesignatedashedginginstrumentsDetails" roleURI="http://www.garrettmotion.com/role/FinancialInstrumentsandFairValueMeasuresDerivativesnotdesignatedashedginginstrumentsDetails">
        <link:definition>9955574 - Disclosure - Financial Instruments and Fair Value Measures - Derivatives not designated as hedging instruments (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FinancialInstrumentsandFairValueMeasuresSummaryofFinancialAssetsandLiabilitiesNotCarriedatFairValueDetails" roleURI="http://www.garrettmotion.com/role/FinancialInstrumentsandFairValueMeasuresSummaryofFinancialAssetsandLiabilitiesNotCarriedatFairValueDetails">
        <link:definition>9955575 - Disclosure - Financial Instruments and Fair Value Measures - Summary of Financial Assets and Liabilities Not Carried at Fair Value (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="OtherLiabilitiesDetails" roleURI="http://www.garrettmotion.com/role/OtherLiabilitiesDetails">
        <link:definition>9955576 - Disclosure - Other Liabilities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EquityAdditionalInformationDetails" roleURI="http://www.garrettmotion.com/role/EquityAdditionalInformationDetails">
        <link:definition>9955577 - Disclosure - Equity - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EquityEffectsoftheTransactionontheConsolidatedInterimBalanceDetails" roleURI="http://www.garrettmotion.com/role/EquityEffectsoftheTransactionontheConsolidatedInterimBalanceDetails">
        <link:definition>9955578 - Disclosure - Equity - Effects of the Transaction on the Consolidated Interim Balance (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EquityScheduleofCommonStockDividendsPaidDetails" roleURI="http://www.garrettmotion.com/role/EquityScheduleofCommonStockDividendsPaidDetails">
        <link:definition>9955579 - Disclosure - Equity - Schedule of Common Stock, Dividends Paid (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AccumulatedOtherComprehensiveIncomeLossSummaryofChangesinAccumulatedOtherComprehensiveIncomeLossDetails" roleURI="http://www.garrettmotion.com/role/AccumulatedOtherComprehensiveIncomeLossSummaryofChangesinAccumulatedOtherComprehensiveIncomeLossDetails">
        <link:definition>9955580 - Disclosure - Accumulated Other Comprehensive Income (Loss) - Summary of Changes in Accumulated Other Comprehensive Income (Loss) (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AccumulatedOtherComprehensiveIncomeLossReclassificationOutofAccumulatedOtherComprehensiveIncomeDetails" roleURI="http://www.garrettmotion.com/role/AccumulatedOtherComprehensiveIncomeLossReclassificationOutofAccumulatedOtherComprehensiveIncomeDetails">
        <link:definition>9955581 - Disclosure - Accumulated Other Comprehensive Income (Loss) - Reclassification Out of Accumulated Other Comprehensive Income (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockBasedCompensationAdditionalInformationDetails" roleURI="http://www.garrettmotion.com/role/StockBasedCompensationAdditionalInformationDetails">
        <link:definition>9955582 - Disclosure - Stock-Based Compensation - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockBasedCompensationSummaryofRestrictedStockActivityRelatedtoStockIncentivePlanandLongTermIncentivePlanDetails" roleURI="http://www.garrettmotion.com/role/StockBasedCompensationSummaryofRestrictedStockActivityRelatedtoStockIncentivePlanandLongTermIncentivePlanDetails">
        <link:definition>9955583 - Disclosure - Stock-Based Compensation - Summary of Restricted Stock Activity Related to Stock Incentive Plan and Long-Term Incentive Plan (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockBasedCompensationScheduleofValuationAssumptionsforPSUsGrantedDetails" roleURI="http://www.garrettmotion.com/role/StockBasedCompensationScheduleofValuationAssumptionsforPSUsGrantedDetails">
        <link:definition>9955584 - Disclosure - Stock-Based Compensation - Schedule of Valuation Assumptions for PSUs Granted (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockBasedCompensationSummaryofPerformanceStockUnitsRelatedtoStockIncentivePlanandLongTermIncentivePlanDetails" roleURI="http://www.garrettmotion.com/role/StockBasedCompensationSummaryofPerformanceStockUnitsRelatedtoStockIncentivePlanandLongTermIncentivePlanDetails">
        <link:definition>9955585 - Disclosure - Stock-Based Compensation - Summary of Performance Stock Units Related to Stock Incentive Plan and Long-Term Incentive Plan (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockBasedCompensationSummaryofImpacttoConsolidatedandCombinedStatementofOperationsfromCompanysIncentiveAwardsDetails" roleURI="http://www.garrettmotion.com/role/StockBasedCompensationSummaryofImpacttoConsolidatedandCombinedStatementofOperationsfromCompanysIncentiveAwardsDetails">
        <link:definition>9955586 - Disclosure - Stock-Based Compensation - Summary of Impact to Consolidated and Combined Statement of Operations from Company's Incentive Awards (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EarningsPerShareScheduleofBasicandDilutedEarningsPerShareDetails" roleURI="http://www.garrettmotion.com/role/EarningsPerShareScheduleofBasicandDilutedEarningsPerShareDetails">
        <link:definition>9955587 - Disclosure - Earnings Per Share - Schedule of Basic and Diluted Earnings Per Share (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EarningsPerShareAdditionalInformationDetails" roleURI="http://www.garrettmotion.com/role/EarningsPerShareAdditionalInformationDetails">
        <link:definition>9955588 - Disclosure - Earnings Per Share - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CommitmentsandContingenciesAdditionalInformationDetails" roleURI="http://www.garrettmotion.com/role/CommitmentsandContingenciesAdditionalInformationDetails">
        <link:definition>9955589 - Disclosure - Commitments and Contingencies - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CommitmentsandContingenciesSummaryInformationConcerningourRecordedObligationsforProductWarrantiesandProductPerformanceGuaranteesDetails" roleURI="http://www.garrettmotion.com/role/CommitmentsandContingenciesSummaryInformationConcerningourRecordedObligationsforProductWarrantiesandProductPerformanceGuaranteesDetails">
        <link:definition>9955590 - Disclosure - Commitments and Contingencies - Summary Information Concerning our Recorded Obligations for Product Warranties and Product Performance Guarantees (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DefinedBenefitPensionandPostEmploymentPlansSummaryofBalanceSheetImpactIncludingBenefitObligationsAssetsandFundedStatusAssociatedwithSignificantPensionPlansDetails" roleURI="http://www.garrettmotion.com/role/DefinedBenefitPensionandPostEmploymentPlansSummaryofBalanceSheetImpactIncludingBenefitObligationsAssetsandFundedStatusAssociatedwithSignificantPensionPlansDetails">
        <link:definition>9955591 - Disclosure - Defined Benefit Pension and Post-Employment Plans - Summary of Balance Sheet Impact, Including Benefit Obligations, Assets and Funded Status Associated with Significant Pension Plans (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DefinedBenefitPensionandPostEmploymentPlansSummaryofAccumulatedOtherComprehensiveIncomeLossAssociatedwithPensionandOtherPostretirementBenefitPlansDetails" roleURI="http://www.garrettmotion.com/role/DefinedBenefitPensionandPostEmploymentPlansSummaryofAccumulatedOtherComprehensiveIncomeLossAssociatedwithPensionandOtherPostretirementBenefitPlansDetails">
        <link:definition>9955592 - Disclosure - Defined Benefit Pension and Post-Employment Plans - Summary of Accumulated Other Comprehensive (Income) Loss Associated with Pension and Other Postretirement Benefit Plans (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DefinedBenefitPensionandPostEmploymentPlansSummaryofNetPeriodicBenefitIncomeCostandOtherAmountsRecognizedinOtherComprehensiveIncomeLossDetails" roleURI="http://www.garrettmotion.com/role/DefinedBenefitPensionandPostEmploymentPlansSummaryofNetPeriodicBenefitIncomeCostandOtherAmountsRecognizedinOtherComprehensiveIncomeLossDetails">
        <link:definition>9955593 - Disclosure - Defined Benefit Pension and Post-Employment Plans - Summary of Net Periodic Benefit (Income) Cost and Other Amounts Recognized in Other Comprehensive (Income) Loss (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DefinedBenefitPensionandPostEmploymentPlansOtherChangesinPlanAssetsandBenefitsObligationsRecognizedinOtherComprehensiveIncomeLossDetails" roleURI="http://www.garrettmotion.com/role/DefinedBenefitPensionandPostEmploymentPlansOtherChangesinPlanAssetsandBenefitsObligationsRecognizedinOtherComprehensiveIncomeLossDetails">
        <link:definition>9955594 - Disclosure - Defined Benefit Pension and Post-Employment Plans - Other Changes in Plan Assets and Benefits Obligations Recognized in Other Comprehensive (Income) Loss (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DefinedBenefitPensionandPostEmploymentPlansSummaryofMajorActuarialAssumptionsUsedinDeterminingBenefitObligationsandNetPeriodicBenefitIncomeCostDetails" roleURI="http://www.garrettmotion.com/role/DefinedBenefitPensionandPostEmploymentPlansSummaryofMajorActuarialAssumptionsUsedinDeterminingBenefitObligationsandNetPeriodicBenefitIncomeCostDetails">
        <link:definition>9955595 - Disclosure - Defined Benefit Pension and Post-Employment Plans - Summary of Major Actuarial Assumptions Used in Determining Benefit Obligations and Net Periodic Benefit (Income) Cost (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DefinedBenefitPensionandPostEmploymentPlansSummaryofAmountsRelatetoSignificantPensionPlanswithAccumulatedBenefitObligationsExceedingFairValueofplanAssetsDetails" roleURI="http://www.garrettmotion.com/role/DefinedBenefitPensionandPostEmploymentPlansSummaryofAmountsRelatetoSignificantPensionPlanswithAccumulatedBenefitObligationsExceedingFairValueofplanAssetsDetails">
        <link:definition>9955596 - Disclosure - Defined Benefit Pension and Post-Employment Plans - Summary of Amounts Relate to Significant Pension Plans with Accumulated Benefit Obligations Exceeding Fair Value of plan Assets (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DefinedBenefitPensionandPostEmploymentPlansAdditionalInformationDetails" roleURI="http://www.garrettmotion.com/role/DefinedBenefitPensionandPostEmploymentPlansAdditionalInformationDetails">
        <link:definition>9955597 - Disclosure - Defined Benefit Pension and Post-Employment Plans - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DefinedBenefitPensionandPostEmploymentPlansSummaryofFairValuesofBothUSandNonUSPensionPlansAssetsbyAssetCategoryDetails" roleURI="http://www.garrettmotion.com/role/DefinedBenefitPensionandPostEmploymentPlansSummaryofFairValuesofBothUSandNonUSPensionPlansAssetsbyAssetCategoryDetails">
        <link:definition>9955598 - Disclosure - Defined Benefit Pension and Post-Employment Plans - Summary of Fair Values of Both U.S. and Non-U.S. Pension Plans Assets by Asset Category (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DefinedBenefitPensionandPostEmploymentPlansSummaryofBenefitPaymentsDetails" roleURI="http://www.garrettmotion.com/role/DefinedBenefitPensionandPostEmploymentPlansSummaryofBenefitPaymentsDetails">
        <link:definition>9955599 - Disclosure - Defined Benefit Pension and Post-Employment Plans - Summary of Benefit Payments (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentsandConcentrationsSummaryofNetSalesbyRegionandChannelDetails" roleURI="http://www.garrettmotion.com/role/SegmentsandConcentrationsSummaryofNetSalesbyRegionandChannelDetails">
        <link:definition>9955600 - Disclosure - Segments and Concentrations - Summary of Net Sales by Region and Channel (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentsandConcentrationsSummaryofNetSalestoLargestCustomerandCorrespondingPercentageofTotalNetSalesDetails" roleURI="http://www.garrettmotion.com/role/SegmentsandConcentrationsSummaryofNetSalestoLargestCustomerandCorrespondingPercentageofTotalNetSalesDetails">
        <link:definition>9955601 - Disclosure - Segments and Concentrations - Summary of Net Sales to Largest Customer and Corresponding Percentage of Total Net Sales (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentsandConcentrationsSegmentinformationDetails" roleURI="http://www.garrettmotion.com/role/SegmentsandConcentrationsSegmentinformationDetails">
        <link:definition>9955602 - Disclosure - Segments and Concentrations - Segment information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentsandConcentrationsSummaryofLongLivedAssetsbyRegionDetails" roleURI="http://www.garrettmotion.com/role/SegmentsandConcentrationsSummaryofLongLivedAssetsbyRegionDetails">
        <link:definition>9955603 - Disclosure - Segments and Concentrations - Summary of Long Lived Assets by Region (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentsandConcentrationsAdditionalInformationDetails" roleURI="http://www.garrettmotion.com/role/SegmentsandConcentrationsAdditionalInformationDetails">
        <link:definition>9955604 - Disclosure - Segments and Concentrations - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AcquisitionsandDivestituresDetails" roleURI="http://www.garrettmotion.com/role/AcquisitionsandDivestituresDetails">
        <link:definition>9955605 - Disclosure - Acquisitions and Divestitures (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SubsequentEventsDetails" roleURI="http://www.garrettmotion.com/role/SubsequentEventsDetails">
        <link:definition>9955606 - Disclosure - Subsequent Events (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="UnauditedQuarterlyFinancialInformationDetails" roleURI="http://www.garrettmotion.com/role/UnauditedQuarterlyFinancialInformationDetails">
        <link:definition>9955607 - Disclosure - Unaudited Quarterly Financial Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ScheduleIIValuationandQualifyingAccountsDetails" roleURI="http://www.garrettmotion.com/role/ScheduleIIValuationandQualifyingAccountsDetails">
        <link:definition>9955608 - Disclosure - Schedule II - Valuation and Qualifying Accounts (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
    </xs:appinfo>
  </xs:annotation>
  <xs:element id="gtx_AuditInformationAbstract" abstract="true" name="AuditInformationAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="gtx_NetIncomeLossAvailableForDistribution" abstract="false" name="NetIncomeLossAvailableForDistribution" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_OtherComprehensiveIncomeLossNetInvestmentHedgeGainLossAfterReclassificationNetOfTax" abstract="false" name="OtherComprehensiveIncomeLossNetInvestmentHedgeGainLossAfterReclassificationNetOfTax" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_AmortizationOfDeferredDebtIssuanceCosts" abstract="false" name="AmortizationOfDeferredDebtIssuanceCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_GainLossOnRemeasurementOfForwardPurchaseContract" abstract="false" name="GainLossOnRemeasurementOfForwardPurchaseContract" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_ForeignCurrencyTransactionGainLossExcludingHedgesBeforeTax" abstract="false" name="ForeignCurrencyTransactionGainLossExcludingHedgesBeforeTax" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_IncreaseDecreaseInAccountsNotesAndOtherReceivables" abstract="false" name="IncreaseDecreaseInAccountsNotesAndOtherReceivables" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_ProceedsFromIssuanceOfSeniorSecuredDebtAndTermLoanNetOfDeferredFinancingCosts" abstract="false" name="ProceedsFromIssuanceOfSeniorSecuredDebtAndTermLoanNetOfDeferredFinancingCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_RepaymentsOfLongTermDebtAndAccruedInterest" abstract="false" name="RepaymentsOfLongTermDebtAndAccruedInterest" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_PaymentExciseTaxRepurchaseOfCommonStock" abstract="false" name="PaymentExciseTaxRepurchaseOfCommonStock" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_PaymentsForDividendsOfConvertiblePreferredStock" abstract="false" name="PaymentsForDividendsOfConvertiblePreferredStock" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_ExciseTaxOnShareRepurchases" abstract="false" name="ExciseTaxOnShareRepurchases" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_StockIssuedDuringPeriodDeemedDividendValueConversionOfConvertibleSecurities" abstract="false" name="StockIssuedDuringPeriodDeemedDividendValueConversionOfConvertibleSecurities" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_FactoringAndNotesReceivableTextBlock" abstract="false" name="FactoringAndNotesReceivableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="gtx_SegmentReportingAndConcentrationRiskDisclosureTextBlock" abstract="false" name="SegmentReportingAndConcentrationRiskDisclosureTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="gtx_SupplierFinanceProgramPolicyTextBlock" abstract="false" name="SupplierFinanceProgramPolicyTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="gtx_RelatedPartyTransactionsPolicyPolicyTextBlock" abstract="false" name="RelatedPartyTransactionsPolicyPolicyTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="gtx_ScheduleOfFactoringAndNotesReceivableTableTextBlock" abstract="false" name="ScheduleOfFactoringAndNotesReceivableTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="gtx_SummaryOfSupplementalCashFlowInformationRelatedToOperatingLeasesTableTextBlock" abstract="false" name="SummaryOfSupplementalCashFlowInformationRelatedToOperatingLeasesTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="gtx_SummaryOfSupplementalBalanceSheetInformationRelatedToOperatingLeasesTableTextBlock" abstract="false" name="SummaryOfSupplementalBalanceSheetInformationRelatedToOperatingLeasesTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="gtx_ScheduleOfShareBasedPaymentAwardPerformanceStockUnitsValuationAssumptionsTableTextBlock" abstract="false" name="ScheduleOfShareBasedPaymentAwardPerformanceStockUnitsValuationAssumptionsTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="gtx_SignificantAccountingPoliciesTable" abstract="true" name="SignificantAccountingPoliciesTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
  <xs:element id="gtx_GuaranteedBankNotesMember" abstract="true" name="GuaranteedBankNotesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_SupplierFinancingObligationsMember" abstract="true" name="SupplierFinancingObligationsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_TraneTechnologiesMember" abstract="true" name="TraneTechnologiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_HoneywellInternationalIncMember" abstract="true" name="HoneywellInternationalIncMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_CenterbridgePartnersLPAndOaktreeCapitalManagementLPMember" abstract="true" name="CenterbridgePartnersLPAndOaktreeCapitalManagementLPMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_SessaCapitalAndItsAffiliatesMember" abstract="true" name="SessaCapitalAndItsAffiliatesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_OaktreeMember" abstract="true" name="OaktreeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_CenterbridgeMember" abstract="true" name="CenterbridgeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_S2023Q2SupplementalDividendsAdditionalAmountsAndAccumulatedDividendsMember" abstract="true" name="S2023Q2SupplementalDividendsAdditionalAmountsAndAccumulatedDividendsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_PurchaseOfGoodsAndServicesMember" abstract="true" name="PurchaseOfGoodsAndServicesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_ShareRepurchaseProgram2025Member" abstract="true" name="ShareRepurchaseProgram2025Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_SignificantAccountingPoliciesLineItems" abstract="true" name="SignificantAccountingPoliciesLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="gtx_NumberOfThirdPartyFinancialInstitutions" abstract="false" name="NumberOfThirdPartyFinancialInstitutions" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="gtx_PensionBenefitsNetActuarialGainLossesRecognitionMinimumPercentageOfGreaterOfFairValueOfPlanAssetsOrProjectedBenefitObligation" abstract="false" name="PensionBenefitsNetActuarialGainLossesRecognitionMinimumPercentageOfGreaterOfFairValueOfPlanAssetsOrProjectedBenefitObligation" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="gtx_SupplierFinanceProgramObligationForeignCurrencyTranslationIncreaseDecrease" abstract="false" name="SupplierFinanceProgramObligationForeignCurrencyTranslationIncreaseDecrease" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_RevenueRecognitionAndContractsWithCustomersTable" abstract="true" name="RevenueRecognitionAndContractsWithCustomersTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
  <xs:element id="gtx_RevenueRecognitionAndContractsWithCustomersLineItems" abstract="true" name="RevenueRecognitionAndContractsWithCustomersLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="gtx_RevenuePerformanceObligationSatisfiedOverTimePercentage" abstract="false" name="RevenuePerformanceObligationSatisfiedOverTimePercentage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="gtx_RevenueRemainingPerformanceObligationTimingOfSatisfactionPeriod" abstract="false" name="RevenueRemainingPerformanceObligationTimingOfSatisfactionPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="gtx_RevenueContractWithCustomerCashAdvancesAndUnbilledReceivablesSettlementPeriod" abstract="false" name="RevenueContractWithCustomerCashAdvancesAndUnbilledReceivablesSettlementPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="gtx_RevenueRemainingPerformanceObligationMinimumExpectedTermPeriodToDiscloseValue" abstract="false" name="RevenueRemainingPerformanceObligationMinimumExpectedTermPeriodToDiscloseValue" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="gtx_FactoringAndNotesReceivablesDiscountFees" abstract="false" name="FactoringAndNotesReceivablesDiscountFees" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_SupplierFinanceProgramFee" abstract="false" name="SupplierFinanceProgramFee" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_DebtRefinancingCosts" abstract="false" name="DebtRefinancingCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_EquityIncomeOfAffiliatedCompanies" abstract="false" name="EquityIncomeOfAffiliatedCompanies" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_OtherMiscellaneousNonoperatingIncomeExpense" abstract="false" name="OtherMiscellaneousNonoperatingIncomeExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_StatelessMember" abstract="true" name="StatelessMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_EffectiveIncomeTaxRateReconciliationUSEffectsOfForeignPartnershipAmount" abstract="false" name="EffectiveIncomeTaxRateReconciliationUSEffectsOfForeignPartnershipAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_EffectiveIncomeTaxRateReconciliationRemeasurementDeferredTaxesAmount" abstract="false" name="EffectiveIncomeTaxRateReconciliationRemeasurementDeferredTaxesAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_EffectiveIncomeTaxRateReconciliationTaxOnDistributionsAmount" abstract="false" name="EffectiveIncomeTaxRateReconciliationTaxOnDistributionsAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_EffectiveIncomeTaxRateReconciliationCantonalTaxAmount" abstract="false" name="EffectiveIncomeTaxRateReconciliationCantonalTaxAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_EffectiveIncomeTaxRateReconciliationStatutoryImpairmentOfInvestmentInSubsidiaryAdjustmentAmount" abstract="false" name="EffectiveIncomeTaxRateReconciliationStatutoryImpairmentOfInvestmentInSubsidiaryAdjustmentAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_EffectiveIncomeTaxRateReconciliationTaxRefundAmount" abstract="false" name="EffectiveIncomeTaxRateReconciliationTaxRefundAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_EffectiveIncomeTaxRateReconciliationUSEffectsOfForeignPartnershipPercent" abstract="false" name="EffectiveIncomeTaxRateReconciliationUSEffectsOfForeignPartnershipPercent" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="gtx_EffectiveIncomeTaxRateReconciliationRemeasurementDeferredTaxesPercent" abstract="false" name="EffectiveIncomeTaxRateReconciliationRemeasurementDeferredTaxesPercent" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="gtx_EffectiveIncomeTaxRateReconciliationTaxOnDistributionsPercent" abstract="false" name="EffectiveIncomeTaxRateReconciliationTaxOnDistributionsPercent" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="gtx_EffectiveIncomeTaxRateReconciliationCantonalTaxPercent" abstract="false" name="EffectiveIncomeTaxRateReconciliationCantonalTaxPercent" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="gtx_EffectiveIncomeTaxRateReconciliationStatutoryImpairmentOfInvestmentInSubsidiaryAdjustmentPercent" abstract="false" name="EffectiveIncomeTaxRateReconciliationStatutoryImpairmentOfInvestmentInSubsidiaryAdjustmentPercent" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="gtx_EffectiveIncomeTaxRateReconciliationTaxRefundPercent" abstract="false" name="EffectiveIncomeTaxRateReconciliationTaxRefundPercent" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="gtx_EffectiveIncomeTaxRateReconciliationIncreaseDecreaseInEffectiveTaxRatePercent" abstract="false" name="EffectiveIncomeTaxRateReconciliationIncreaseDecreaseInEffectiveTaxRatePercent" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="gtx_DeferredTaxLiabilitiesUndistributedForeignEarningsWithholdingTaxes" abstract="false" name="DeferredTaxLiabilitiesUndistributedForeignEarningsWithholdingTaxes" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_IncomeTaxExaminationPenaltiesAndInterestTaxExpenseBenefit" abstract="false" name="IncomeTaxExaminationPenaltiesAndInterestTaxExpenseBenefit" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_DeferredTaxAssetsIntangiblesAndFixedAssets" abstract="false" name="DeferredTaxAssetsIntangiblesAndFixedAssets" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_DeferredTaxAssetsNetOperatingLossesAndOtherTaxAttributeCarryforwards" abstract="false" name="DeferredTaxAssetsNetOperatingLossesAndOtherTaxAttributeCarryforwards" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_OtherMember" abstract="true" name="OtherMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_SwitzerlandFederalMember" abstract="true" name="SwitzerlandFederalMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_SwitzerlandCantonalMember" abstract="true" name="SwitzerlandCantonalMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_AccountsNotesAndOtherReceivablesGross" abstract="false" name="AccountsNotesAndOtherReceivablesGross" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_AccountsNotesAndOtherReceivablesNet" abstract="false" name="AccountsNotesAndOtherReceivablesNet" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_AccountsReceivableSoldNotYetCollected" abstract="false" name="AccountsReceivableSoldNotYetCollected" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_BankNotesReceivableSoldNotYetCollected" abstract="false" name="BankNotesReceivableSoldNotYetCollected" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_BankNotesReceivable" abstract="false" name="BankNotesReceivable" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_AdvancedDiscountsToCustomersCurrent" abstract="false" name="AdvancedDiscountsToCustomersCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_CustomerReimbursableEngineeringCostsCurrent" abstract="false" name="CustomerReimbursableEngineeringCostsCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_AdvancedDiscountsToCustomersNonCurrent" abstract="false" name="AdvancedDiscountsToCustomersNonCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_CustomerReimbursableEngineeringCostsNoncurrent" abstract="false" name="CustomerReimbursableEngineeringCostsNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_AccruedCustomerPricingReserveCurrent" abstract="false" name="AccruedCustomerPricingReserveCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_AccruedFreightCostCurrent" abstract="false" name="AccruedFreightCostCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_SeniorUnsecuredNotesDue2032Member" abstract="true" name="SeniorUnsecuredNotesDue2032Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_CreditAgreementMember" abstract="true" name="CreditAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_A2021USDollarTermLoanFacilityMember" abstract="true" name="A2021USDollarTermLoanFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_A2025USDollarTermLoanFacilityMember" abstract="true" name="A2025USDollarTermLoanFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_NewRevolvingFacilityMember" abstract="true" name="NewRevolvingFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_TermLoanFacilityMember" abstract="true" name="TermLoanFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_EuroTermLoanFacilityAndDollarTermLoanFacilityMember" abstract="true" name="EuroTermLoanFacilityAndDollarTermLoanFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_EuroTermLoanFacilityMember" abstract="true" name="EuroTermLoanFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_DollarTermLoanFacilityMember" abstract="true" name="DollarTermLoanFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_AlternateBaseRateMember" abstract="true" name="AlternateBaseRateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_AdjustedTermSOFRRateMember" abstract="true" name="AdjustedTermSOFRRateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_DebtInstrumentPeriodicPaymentInterestApplicablePeriodExceedsThreeMonths" abstract="false" name="DebtInstrumentPeriodicPaymentInterestApplicablePeriodExceedsThreeMonths" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="gtx_DebtInstrumentMaximumPercentageOfPrincipalAmountToBeRedeemedWithFundsNotExceedingNetCashProceedsOfEquityOfferings" abstract="false" name="DebtInstrumentMaximumPercentageOfPrincipalAmountToBeRedeemedWithFundsNotExceedingNetCashProceedsOfEquityOfferings" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="gtx_PercentageOfExcessCashFlowProceedsForYearTwo" abstract="false" name="PercentageOfExcessCashFlowProceedsForYearTwo" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="gtx_PercentageOfExcessCashFlowProceedsForYearThree" abstract="false" name="PercentageOfExcessCashFlowProceedsForYearThree" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="gtx_ConsolidatedTotalLeverageRatio" abstract="false" name="ConsolidatedTotalLeverageRatio" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:decimalItemType"/>
  <xs:element id="gtx_LesseeOperatingLeaseRemainingLeaseTermOfContract" abstract="false" name="LesseeOperatingLeaseRemainingLeaseTermOfContract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="gtx_OperatingLeaseRightOfUseAssetAbstract" abstract="true" name="OperatingLeaseRightOfUseAssetAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="gtx_A2023USDollarTermLoanFacilityMember" abstract="true" name="A2023USDollarTermLoanFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_CreditAgreementUSDTrancheMember" abstract="true" name="CreditAgreementUSDTrancheMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_AdvancedDiscountsFromSuppliersNoncurrent" abstract="false" name="AdvancedDiscountsFromSuppliersNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_AccountsPayableNoncurrent" abstract="false" name="AccountsPayableNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_CenterbridgeOaktreeAndAdditionalInvestorsMember" abstract="true" name="CenterbridgeOaktreeAndAdditionalInvestorsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_S2023Q2AccumulatedSupplementalDividendsMember" abstract="true" name="S2023Q2AccumulatedSupplementalDividendsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_S2023Q2AdditionalAmountsDividendsMember" abstract="true" name="S2023Q2AdditionalAmountsDividendsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_ShareRepurchaseProgram2026Member" abstract="true" name="ShareRepurchaseProgram2026Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_StockRepurchaseProgramVolumeWeightedAverageSharePriceCalculationTradingDays" abstract="false" name="StockRepurchaseProgramVolumeWeightedAverageSharePriceCalculationTradingDays" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="gtx_StockRepurchaseProgramPricePerShare" abstract="false" name="StockRepurchaseProgramPricePerShare" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType"/>
  <xs:element id="gtx_StockRepurchaseProgramVolumeWeightedAverageSharePrice" abstract="false" name="StockRepurchaseProgramVolumeWeightedAverageSharePrice" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType"/>
  <xs:element id="gtx_StockRepurchaseProgramFairValueAssumptionsDividendYield" abstract="false" name="StockRepurchaseProgramFairValueAssumptionsDividendYield" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="gtx_StockRepurchaseProgramFairValueAssumptionsExpectedVolatility" abstract="false" name="StockRepurchaseProgramFairValueAssumptionsExpectedVolatility" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="gtx_StockRepurchaseProgramFairValueAssumptionsRiskFreeInterestRate" abstract="false" name="StockRepurchaseProgramFairValueAssumptionsRiskFreeInterestRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="gtx_StockRepurchaseProgramStartingPricePerShare" abstract="false" name="StockRepurchaseProgramStartingPricePerShare" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType"/>
  <xs:element id="gtx_StockRepurchasedDuringPeriodTransactionRelatedCosts" abstract="false" name="StockRepurchasedDuringPeriodTransactionRelatedCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_EffectsOfTheTransactionAxis" abstract="true" name="EffectsOfTheTransactionAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="gtx_EffectsOfTheTransactionDomain" abstract="true" name="EffectsOfTheTransactionDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_SeriesARepurchaseMember" abstract="true" name="SeriesARepurchaseMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_A2023ConversionMember" abstract="true" name="A2023ConversionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_SettlementOfAccumulatedDividendsMember" abstract="true" name="SettlementOfAccumulatedDividendsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_ExciseTaxOnShareRepurchaseMember" abstract="true" name="ExciseTaxOnShareRepurchaseMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_TotalEffectsOfTheTransactionsMember" abstract="true" name="TotalEffectsOfTheTransactionsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_IncreaseDecreaseInPreferredStockValue" abstract="false" name="IncreaseDecreaseInPreferredStockValue" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_IncreaseDecreaseInCommonStockValue" abstract="false" name="IncreaseDecreaseInCommonStockValue" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_IncreaseDecreaseInAdditionalPaidInCapital" abstract="false" name="IncreaseDecreaseInAdditionalPaidInCapital" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_IncreaseDecreaseInRetainedEarnings" abstract="false" name="IncreaseDecreaseInRetainedEarnings" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_AccumulatedGainLossChangesInFairValueOfNetInvestmentHedgesMember" abstract="true" name="AccumulatedGainLossChangesInFairValueOfNetInvestmentHedgesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_TwoThousandTwentyOneLongTermIncentivePlanMember" abstract="true" name="TwoThousandTwentyOneLongTermIncentivePlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_LongTermIncentivePlanMember" abstract="true" name="LongTermIncentivePlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_TwoThousandTwentyOnePerformanceStockUnitsLongTermIncentivePlanForAdjustedEBITDAAndAdjustedEBITDAMarginMeasuresMember" abstract="true" name="TwoThousandTwentyOnePerformanceStockUnitsLongTermIncentivePlanForAdjustedEBITDAAndAdjustedEBITDAMarginMeasuresMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_TwoThousandTwentyThreePerformanceStockUnitsLongTermIncentivePlanForRelativeTotalShareholderReturnRTSRWithStockPriceHurdlesMeasuredMember" abstract="true" name="TwoThousandTwentyThreePerformanceStockUnitsLongTermIncentivePlanForRelativeTotalShareholderReturnRTSRWithStockPriceHurdlesMeasuredMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_StockIncentivePlanMember" abstract="true" name="StockIncentivePlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_StockIncentivePlanAndLongTermIncentivePlanMember" abstract="true" name="StockIncentivePlanAndLongTermIncentivePlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_DeferredStockUnitsDSUsMember" abstract="true" name="DeferredStockUnitsDSUsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_OfficersAndCertainKeyEmployeesMember" abstract="true" name="OfficersAndCertainKeyEmployeesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_PercentageOfTargetLevelToGrantPerformanceStockUnits" abstract="false" name="PercentageOfTargetLevelToGrantPerformanceStockUnits" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="gtx_RestrictedAndDeferredStockUnitsMember" abstract="true" name="RestrictedAndDeferredStockUnitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_IncrementalCommonSharesAttributableToUnvestedRestrictedStockUnitsAndOtherContingentlyIssuableShares" abstract="false" name="IncrementalCommonSharesAttributableToUnvestedRestrictedStockUnitsAndOtherContingentlyIssuableShares" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="gtx_DefinedBenefitPlanBenefitObligationBenefitsPaidAndContributionsByPlanParticipant" abstract="false" name="DefinedBenefitPlanBenefitObligationBenefitsPaidAndContributionsByPlanParticipant" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_DefinedBenefitPlanPlanAssetsBenefitsPaidAndContributionsByPlanParticipant" abstract="false" name="DefinedBenefitPlanPlanAssetsBenefitsPaidAndContributionsByPlanParticipant" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_DefinedBenefitPlanPlanAssetsIncreaseDecreaseForOtherChange" abstract="false" name="DefinedBenefitPlanPlanAssetsIncreaseDecreaseForOtherChange" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_DefinedBenefitPlanBenefitObligationUnrecognizedLossRecognizedAsPensionSettlementExpense" abstract="false" name="DefinedBenefitPlanBenefitObligationUnrecognizedLossRecognizedAsPensionSettlementExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_OtherChangesInPlanAssetsAndBenefitObligationsRecognizedInOtherComprehensiveIncomeLossAbstract" abstract="true" name="OtherChangesInPlanAssetsAndBenefitObligationsRecognizedInOtherComprehensiveIncomeLossAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="gtx_OtherComprehensiveIncomeLossDefinedBenefitPlanPriorServiceCreditRecognized" abstract="false" name="OtherComprehensiveIncomeLossDefinedBenefitPlanPriorServiceCreditRecognized" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_OtherComprehensiveIncomeLossDefinedBenefitPlanActuarialGainsLossesRecognized" abstract="false" name="OtherComprehensiveIncomeLossDefinedBenefitPlanActuarialGainsLossesRecognized" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_OtherComprehensiveIncomeLossDefinedBenefitPlanForeignCurrencyTranslationGainsLosses" abstract="false" name="OtherComprehensiveIncomeLossDefinedBenefitPlanForeignCurrencyTranslationGainsLosses" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_BenefitObligationMember" abstract="true" name="BenefitObligationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_ServiceCostMember" abstract="true" name="ServiceCostMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_InterestCostMember" abstract="true" name="InterestCostMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_DefinedBenefitPlanAssetsAtFairValueMember" abstract="true" name="DefinedBenefitPlanAssetsAtFairValueMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_LiabilityDrivenInvestmentFundMember" abstract="true" name="LiabilityDrivenInvestmentFundMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_RestOfAsiaMember" abstract="true" name="RestOfAsiaMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_OtherInternationalMember" abstract="true" name="OtherInternationalMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_DieselMember" abstract="true" name="DieselMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_GasMember" abstract="true" name="GasMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_CommercialVehicleMember" abstract="true" name="CommercialVehicleMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_AftermarketMember" abstract="true" name="AftermarketMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_CustomerAMember" abstract="true" name="CustomerAMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_CustomerBMember" abstract="true" name="CustomerBMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_CustomerCMember" abstract="true" name="CustomerCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_OthersCustomerMember" abstract="true" name="OthersCustomerMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_ManufacturingCostsVariable" abstract="false" name="ManufacturingCostsVariable" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_ManufacturingCostsFixed" abstract="false" name="ManufacturingCostsFixed" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_ResearchDevelopmentAndEngineeringExpense" abstract="false" name="ResearchDevelopmentAndEngineeringExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_RestOfEuropeMember" abstract="true" name="RestOfEuropeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_DeferredPaymentsSaleOfEquityMethodInvestmentsFirstPaymentTerm" abstract="false" name="DeferredPaymentsSaleOfEquityMethodInvestmentsFirstPaymentTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="gtx_DeferredPaymentsSaleOfEquityMethodInvestmentsSecondPaymentTerm" abstract="false" name="DeferredPaymentsSaleOfEquityMethodInvestmentsSecondPaymentTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="gtx_TransactionCostsOnSaleOfAssets" abstract="false" name="TransactionCostsOnSaleOfAssets" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gtx_DanielNinivaggiMember" abstract="true" name="DanielNinivaggiMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_JuliaSteynMember" abstract="true" name="JuliaSteynMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_OlivierRabillerMember" abstract="true" name="OlivierRabillerMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_DanielDeiroMember" abstract="true" name="DanielDeiroMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="gtx_FabriceSpenninckMember" abstract="true" name="FabriceSpenninckMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
</xs:schema>
