<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2020-10-20</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001735707</issuerCik>
        <issuerName>Garrett Motion Inc.</issuerName>
        <issuerTradingSymbol>GTX</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001407181</rptOwnerCik>
            <rptOwnerName>OAKTREE HOLDINGS, LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>333 SOUTH GRAND AVENUE, 28TH FLOOR</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>LOS ANGELES</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>90071</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>See Remarks</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001540229</rptOwnerCik>
            <rptOwnerName>Partners Ltd</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>BROOKFIELD PLACE, 181 BAY STREET</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 300</rptOwnerStreet2>
            <rptOwnerCity>TORONTO</rptOwnerCity>
            <rptOwnerState>A6</rptOwnerState>
            <rptOwnerZipCode>M5J2T3</rptOwnerZipCode>
            <rptOwnerStateDescription>ONTARIO, CANADA</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>See Remarks</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001790787</rptOwnerCik>
            <rptOwnerName>Atlas OCM Holdings, LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>333 SOUTH GRAND AVENUE, 28TH FLOOR</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>LOS ANGELES</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>90071</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>See Remarks</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001403528</rptOwnerCik>
            <rptOwnerName>Oaktree Capital Group, LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>333 SOUTH GRAND AVENUE, 28TH FLOOR</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>LOS ANGELES</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>90071</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>See Remarks</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001403525</rptOwnerCik>
            <rptOwnerName>Oaktree Capital Group Holdings GP, LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>333 SOUTH GRAND AVENUE, 28TH FLOOR</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>LOS ANGELES</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>90071</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>See Remarks</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001001085</rptOwnerCik>
            <rptOwnerName>BROOKFIELD ASSET MANAGEMENT INC.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>BROOKFIELD PLACE, 181 BAY STREET</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 300 PO BOX 762</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10281-1023</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>See Remarks</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3593111</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">These shares of common stock, $0.001 par value per share (the &quot;Shares&quot;), of Garrett Motion Inc. are beneficially owned by Oaktree Capital Management, L.P., (&quot;Management&quot;) as a result of being the investment manager of certain private investment funds that directly hold Shares, including Oaktree Value Opportunities Fund Holdings, L.P., (&quot;VOF Holdings&quot;), Oaktree Value Opportunities Fund GP, L.P., (&quot;VOF GP&quot;), as general partner of VOF Holdings, Oaktree Value Opportunities Fund GP Ltd., (&quot;VOF GP Ltd.&quot;), as general partner of VOF GP,  Oaktree Opportunities Fund Xb Holdings (Delaware), L.P., (&quot;Xb Holdings&quot;), Oaktree Fund GP, LLC, (&quot;Fund GP&quot;), as general partner of Xb Holdings, Oaktree Fund GP I, L.P., (&quot;GP I&quot;), as managing member of Fund GP and the sole shareholder of VOF GP Ltd., Oaktree Capital I, L.P., (&quot;Capital I&quot;), as general partner of GP I, OCM Holdings I, LLC, (&quot;Holdings I&quot;),</footnote>
        <footnote id="F2">(continued from footnote 1) as general partner of Capital I and to hold limited partnership interests in Capital I, Oaktree Holdings LLC, (&quot;Holdings&quot;), as managing member of Holdings I, Oaktree Capital Management GP, LLC, (&quot;Management GP&quot;), as general partner of Management, Atlas OCM Holdings LLC, (&quot;Atlas&quot;), as manager of Management GP, Oaktree Capital Group, LLC, (&quot;OCG&quot;), as managing member of Holdings, Oaktree Capital Group Holdings GP, LLC, (&quot;OCGH GP&quot;), as indirect owner of the class B units of each of OCG and Atlas, Brookfield Asset Management, Inc., (&quot;BAM&quot;), as indirect owner of the class A units of each of OCG and Atlas, and Partners Limited, (&quot;Partners&quot;), as sole owner of the class B Limited Voting Shares of BAM.</footnote>
    </footnotes>

    <remarks>May be a member of 10% group (3)
(3) The Reporting Persons are jointly filing this Form 3. We note that the undersigned has made a Schedule 13D filing, and we refer to the disclosures contained therein regarding potential &quot;group&quot; status and disclaimers thereto.</remarks>

    <ownerSignature>
        <signatureName>OAKTREE HOLDINGS, LLC, /s/ Henry Orren, Henry Orren, Vice President</signatureName>
        <signatureDate>2020-10-28</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>ATLAS OCM HOLDINGS, LLC, By: Oaktree New Holdings, LLC, its member, /s/ Henry Orren, Henry Orren, Vice President</signatureName>
        <signatureDate>2020-10-28</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>OAKTREE CAPITAL GROUP, LLC, /s/ Henry Orren, Henry Orren, Vice Presiden</signatureName>
        <signatureDate>2020-10-28</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>OAKTREE CAPITAL GROUP HOLDINGS GP, LLC, /s/ Henry Orren, Henry Orren, Vice President</signatureName>
        <signatureDate>2020-10-28</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>BROOKFIELD ASSET MANAGEMENT INC., /s/ Jessica Diab, Jessica Diab, Vice President, Legal &amp; Regulatory</signatureName>
        <signatureDate>2020-10-28</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>PARTNERS LIMITED, /s/ Brian D. Lawson, Brian D. Lawson, Director</signatureName>
        <signatureDate>2020-10-28</signatureDate>
    </ownerSignature>
</ownershipDocument>
