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  <xs:element id="gntx_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAccountsPayableCurrent" abstract="false" name="BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAccountsPayableCurrent" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gntx_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAccruedExpensesAndOtherLiabilityCurrent" abstract="false" name="BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAccruedExpensesAndOtherLiabilityCurrent" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gntx_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentIncomeTaxPayable" abstract="false" name="BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentIncomeTaxPayable" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gntx_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentLiability" abstract="false" name="BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentLiability" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="gntx_RedeemableNoncontrollingInterestRollForward" abstract="true" name="RedeemableNoncontrollingInterestRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
</xs:schema>
