-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 KOvyWfjd4Fv08fgslPES228QkZk2s/Yaa5C2U81p5BTdsNHv6tIGcKyeW2RPTGZk
 Oc9BglM4J7SIl5X1PHGLsw==

<SEC-DOCUMENT>0001209191-08-033321.txt : 20080528
<SEC-HEADER>0001209191-08-033321.hdr.sgml : 20080528
<ACCEPTANCE-DATETIME>20080528105913
ACCESSION NUMBER:		0001209191-08-033321
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20080523
FILED AS OF DATE:		20080528
DATE AS OF CHANGE:		20080528

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LOJACK CORP
		CENTRAL INDEX KEY:			0000355777
		STANDARD INDUSTRIAL CLASSIFICATION:	COMMUNICATIONS EQUIPMENT, NEC [3669]
		IRS NUMBER:				042664794
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		200 LOWDER BROOK DRIVE
		STREET 2:		SUITE 1000
		CITY:			WESTWOOD
		STATE:			MA
		ZIP:			02090
		BUSINESS PHONE:		781-326-4700

	MAIL ADDRESS:	
		STREET 1:		200 LOWDER BROOK DRIVE
		STREET 2:		SUITE 1000
		CITY:			WESTWOOD
		STATE:			MA
		ZIP:			02090

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			REWEY ROBERT L
		CENTRAL INDEX KEY:			0001162325

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-08439
		FILM NUMBER:		08862683

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		2486425514

	MAIL ADDRESS:	
		STREET 1:		401 LONE PINE COURT
		CITY:			BLOOMFIELD HILLS
		STATE:			MI
		ZIP:			48304
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2008-05-23</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000355777</issuerCik>
        <issuerName>LOJACK CORP</issuerName>
        <issuerTradingSymbol>LOJN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001162325</rptOwnerCik>
            <rptOwnerName>REWEY ROBERT L</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O LOJACK CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>200 LOWDER BROOK DRIVE, SUITE 1000</rptOwnerStreet2>
            <rptOwnerCity>WESTWOOD</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02090</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2008-05-23</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>7890</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>10.14</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>21960</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Trust in which spouse is trustee and beneficiary</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">These shares were awarded in a transaction exempted from Section 16(b) of the Securities Exchange Acto of 1934, as amended, pursuant to Rule 16b-3 thereunder.</footnote>
        <footnote id="F2">Includes 5,000 shares held in a trust of which Mr. Rewey is a trustee and beneficiary.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Thomas A Wooters
as attorney-in-fact</signatureName>
        <signatureDate>2008-05-28</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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