FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * Prescott General Partners LLC   2. Issuer Name and Ticker or Trading Symbol CREDIT ACCEPTANCE CORP [CACC] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director __X__ 10% Owner _____ Officer (give title below) __X__ Other (specify below) Member of Section 13(d) Group (Last) (First) (Middle) 2200 BUTTS ROAD, SUITE 320 3. Date of Earliest Transaction (Month/Day/Year) 12/18/2012 (Street) BOCA RATON, FL 33431 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 12/18/2012   S   15,000 D $ 94.5972 1,276,626 I By Idoya Partners L.P. (1) Common Stock               1,709,407 I By Prescott Associates L.P. (2) Common Stock               71,778 I By Prescott International Partners L.P. (3)

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Prescott General Partners LLC 2200 BUTTS ROAD SUITE 320 BOCA RATON, FL 33431		X		Member of Section 13(d) Group

Signatures

PRESCOTT GENERAL PARTNERS LLC, /s/ Scott Vassalluzzo, Managing Member		12/20/2012
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	These shares are owned directly by Idoya Partners L.P. ("Idoya"), a private investment limited partnership, and are beneficially owned indirectly by Prescott General Partners LLC ("PGP"), a Delaware limited liability company, as general partner of Idoya. PGP disclaims beneficial ownership of these shares in excess of its pecuniary interest under Rule 16a-1(a)(2)(ii)(B). The address for Idoya is 2200 Butts Road, Suite 320, Boca Raton, FL 33431.
(2)	These shares are owned directly by Prescott Associates L.P. ("Prescott Associates"), a private investment limited partnership, and are beneficially owned indirectly by PGP as general partner of Prescott Associates. PGP disclaims beneficial ownership of these shares in excess of its pecuniary interest under Rule 16a-1(a)(2)(ii)(B). The address for 2200 Butts Road, Suite 320, Boca Raton, FL 33431.
(3)	These shares are owned directly by Prescott International Partners L.P. ("PIP"), a private investment limited partnership, and are beneficially owned indirectly by PGP as general partner of PIP. PGP disclaims beneficial ownership of these shares in excess of its pecuniary interest under Rule 16a-1(a)(2)(ii)(B). The address for PIP is 2200 Butts Road, Suite 320, Boca Raton, FL 33431.

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