    <SEC-DOCUMENT>0000885550-18-000026-index.html : 20180426
    <SEC-HEADER>0000885550-18-000026.hdr.sgml : 20180426
    <ACCEPTANCE-DATETIME>20180426083340
    ACCESSION NUMBER:		0000885550-18-000026
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		4
    CONFORMED PERIOD OF REPORT:	20171231
    FILED AS OF DATE:		20180426
    DATE AS OF CHANGE:		20180426
    EFFECTIVENESS DATE:		20180426

    FILER:

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

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	000-20202
    		FILM NUMBER:		18776305

    	BUSINESS ADDRESS:
    		STREET 1:		25505 WEST TWELVE MILE ROAD
    		CITY:			SOUTHFIELD
    		STATE:			MI
    		ZIP:			48034-8334
    		BUSINESS PHONE:		2483532700

    	MAIL ADDRESS:
    		STREET 1:		25505 WEST TWELVE MILE ROAD
    		CITY:			SOUTHFIELD
    		STATE:			MI
    		ZIP:			48034-8334

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	CREDIT ACCEPTANCE CORPORATION
    		DATE OF NAME CHANGE:	19930328
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEF 14A
    <SEQUENCE>1
    <FILENAME>def14a_cacc20180426.htm
    <DESCRIPTION>DEF 14A
    <TEXT>
    Document 1 - file: def14a_cacc20180426.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>a2018caccproxycardpage1.jpg
    <TEXT>
    Document 2 - file: a2018caccproxycardpage1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>a2018caccproxycardpage2.jpg
    <TEXT>
    Document 3 - file: a2018caccproxycardpage2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>proxycacclogoa02.jpg
    <TEXT>
    Document 4 - file: proxycacclogoa02.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>