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

    <schemaVersion>X0206</schemaVersion>

    <documentType>3/A</documentType>

    <periodOfReport>2016-07-20</periodOfReport>

    <dateOfOriginalSubmission>2016-08-01</dateOfOriginalSubmission>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000822416</issuerCik>
        <issuerName>PULTEGROUP INC/MI/</issuerName>
        <issuerTradingSymbol>PHM</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001286771</rptOwnerCik>
            <rptOwnerName>POWERS SCOTT F</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>4 DARTMOUTH STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>WINCHESTER</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>01890</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
        </reportingOwnerRelationship>
    </reportingOwner>

    <footnotes></footnotes>

    <remarks>The Form 3, which is being amended hereto, was initially filed under Issuer's CIK on August 1, 2016.  This amendment to Form 3 is being filed under the Reporting Person's CIK.</remarks>

    <ownerSignature>
        <signatureName>/s/ Steven M. Cook, Attorney-In-Fact</signatureName>
        <signatureDate>2016-09-28</signatureDate>
    </ownerSignature>
</ownershipDocument>
