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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 EDHDE+s7TvmmkpFc2yPdo3B/0HUoesvuOElO4En7J6YJKGVXNmTfRIdNCRyYAh28
 SHMTrzN+TjOthCc6DRCD8A==

<SEC-DOCUMENT>0001209191-06-019369.txt : 20060322
<SEC-HEADER>0001209191-06-019369.hdr.sgml : 20060322
<ACCEPTANCE-DATETIME>20060322160708
ACCESSION NUMBER:		0001209191-06-019369
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20060227
FILED AS OF DATE:		20060322
DATE AS OF CHANGE:		20060322

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MCCLUSKEY KEITH P
		CENTRAL INDEX KEY:			0001218951

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-20202
		FILM NUMBER:		06703863

	MAIL ADDRESS:	
		STREET 1:		25505 WEST TWELVE MILE ROAD
		CITY:			SOUTH FIELD
		STATE:			MI
		ZIP:			48034

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CREDIT ACCEPTANCE CORPORATION
		CENTRAL INDEX KEY:			0000885550
		STANDARD INDUSTRIAL CLASSIFICATION:	PERSONAL CREDIT INSTITUTIONS [6141]
		IRS NUMBER:				381999511
		STATE OF INCORPORATION:			MI
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		25505 W TWELVE MILE RD
		STREET 2:		STE 3000
		CITY:			SOUTHFIELD
		STATE:			MI
		ZIP:			48034-8334
		BUSINESS PHONE:		8103532700

	MAIL ADDRESS:	
		STREET 1:		25505 WEST TWELVE MILE ROAD
		STREET 2:		SUITE 3000
		CITY:			SOUTHFIELD
		STATE:			MI
		ZIP:			48034-8334
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>bde03625_01kpm.xml
<DESCRIPTION>MAIN DOCUMENT DESCRIPTION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2006-02-27</periodOfReport>

    <issuer>
        <issuerCik>0000885550</issuerCik>
        <issuerName>CREDIT ACCEPTANCE CORPORATION</issuerName>
        <issuerTradingSymbol>CACC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001218951</rptOwnerCik>
            <rptOwnerName>MCCLUSKEY KEITH P</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>25505 WEST TWELVE MILE ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SOUTHFIELD</rptOwnerCity>
            <rptOwnerState>MI</rptOwnerState>
            <rptOwnerZipCode>48034</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable></nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Employee Stock Options (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>6.09</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2006-02-27</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>600000</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2006-02-27</value>
            </exerciseDate>
            <expirationDate>
                <value>2011-04-19</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>600000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1000000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">On April 19, 2001, the reporting person was granted 1,000,000 employee stock options, which vest in installments based on the Company's satisfaction of certain performance-related criteria.  On February 27, 2006, the Company's compensation committee approved the Company's satisfaction of performance-related criteria for the year ended December 31, 2005, which resulted in the vesting of 600,000 employee stock options.  The remaining 400,000 options became exercisable on March 29, 2005 upon the determination that the performance criteria had been satisfied, and were reported at that time</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Keith P. McCluskey</signatureName>
        <signatureDate>2006-03-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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