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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 HaePUklZG1kAQzKjWi9M4K3xYYAeYWEh/A78I8iCmBmbKjIOv8u+kF7zId2EWSVW
 2jnIBVtTYA0VuCHlctqDlQ==

<SEC-DOCUMENT>0001209191-03-018002.txt : 20030820
<SEC-HEADER>0001209191-03-018002.hdr.sgml : 20030820
<ACCEPTANCE-DATETIME>20030820131201
ACCESSION NUMBER:		0001209191-03-018002
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030818
FILED AS OF DATE:		20030820

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CARTER JOHN W
		CENTRAL INDEX KEY:			0001232778

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-10235
		FILM NUMBER:		03857582

	MAIL ADDRESS:	
		STREET 1:		2278 WOODLARK DRIVE
		CITY:			HOLLAND
		STATE:			MI
		ZIP:			49424

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GENTEX CORP
		CENTRAL INDEX KEY:			0000355811
		STANDARD INDUSTRIAL CLASSIFICATION:	MOTOR VEHICLE PARTS & ACCESSORIES [3714]
		IRS NUMBER:				382030505
		STATE OF INCORPORATION:			MI
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		600 N CENTENNIAL ST
		CITY:			ZEELAND
		STATE:			MI
		ZIP:			49464
		BUSINESS PHONE:		6167721800
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?><ownershipDocument><schemaVersion>X0201</schemaVersion>    <documentType>4</documentType><periodOfReport>2003-08-18</periodOfReport><notSubjectToSection16>0</notSubjectToSection16><issuer><issuerCik>0000355811</issuerCik><issuerName>GENTEX CORP</issuerName>        <issuerTradingSymbol>GNTX</issuerTradingSymbol></issuer><reportingOwner><reportingOwnerId><rptOwnerCik>0001232778</rptOwnerCik><rptOwnerName>CARTER JOHN W</rptOwnerName></reportingOwnerId><reportingOwnerAddress><rptOwnerStreet1>2278 WOODLARK DRIVE</rptOwnerStreet1><rptOwnerStreet2></rptOwnerStreet2><rptOwnerCity>HOLLAND</rptOwnerCity><rptOwnerState>MI</rptOwnerState><rptOwnerZipCode>49424</rptOwnerZipCode><rptOwnerStateDescription></rptOwnerStateDescription></reportingOwnerAddress><reportingOwnerRelationship><isDirector>0</isDirector><isOfficer>1</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther><officerTitle>V.P. Engineering</officerTitle></reportingOwnerRelationship></reportingOwner><nonDerivativeTable><n
onDerivativeTransaction><securityTitle><value>Common Stock</value></securityTitle><transactionDate><value>2003-08-18</value></transactionDate><deemedExecutionDate><value>2003-08-18</value></deemedExecutionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>S</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionTimeliness><value></value></transactionTimeliness><transactionAmounts><transactionShares><value>5000</value></transactionShares><transactionPricePerShare><value>37.6</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>5240</value><footnoteId id="F1" /></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>By Trust</value></natureOfOwnership></ownershipNature></nonDeriva
tiveTransaction><nonDerivativeTransaction><securityTitle><value>Common Stock</value></securityTitle><transactionDate><value>2003-08-19</value></transactionDate><deemedExecutionDate><value>2003-08-19</value></deemedExecutionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>S</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionTimeliness><value></value></transactionTimeliness><transactionAmounts><transactionShares><value>5240</value></transactionShares><transactionPricePerShare><value>38.01</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>0</value><footnoteId id="F1" /></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>By Trust</value></natureOfOwnership></ownershipNa
ture></nonDerivativeTransaction></nonDerivativeTable><footnotes><footnote id="F1">17,850 Shares directly held by John Carter.</footnote></footnotes><remarks></remarks><ownerSignature><signatureName>/s/ John W. Carter</signatureName><signatureDate>2003-08-20</signatureDate></ownerSignature></ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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