Premium Letter, dated October 18, 2007



 Exhibit 10.4 
 PREMIUM LETTER 
 October 18, 2007 
 AmeriCredit Financial Services, Inc. 
 801 Cherry Street, Suite 3900 
 Fort Worth, TX 76102 
 AmeriCredit Prime Automobile Receivables Trust
2007-2-M 
 c/o Wilmington Trust Company 
 Rodney Square North

 1100 North Market Street 
 Wilmington, DE 19890-0001

 The Bank of New York 
 101 Barclay Street 
 New York, NY 10286 
 $1,000,000,000 
 AmeriCredit Prime Automobile Receivables Trust 2007-2-M 
 Automobile Receivables Backed Notes 
 $183,000,000 Class A-1 Notes 
 $85,000,000 Class A-2-A Notes 
 $177,000,000 Class A-2-B Notes 
 $270,000,000 Class A-3 Notes 
 $139,000,000
Class A-4-A Notes 
 $146,000,000 Class A-4-B Notes 
 Ladies and Gentlemen: 
 This letter (this “Premium Letter”) will confirm the agreement of AmeriCredit Financial Services,
Inc. (“AmeriCredit”) AmeriCredit Prime Automobile Receivables Trust 2007-2-M (the “Issuer”), The Bank of New York (the “Trustee,” the “Trust Collateral Agent,” the “Collateral Agent,” and the
“Backup Servicer”) and MBIA Insurance Corporation (“MBIA”) that the following nonrefundable payments and other obligations are to be made and undertaken in connection with, and subject to, the closing of the above-described
transaction and in consideration of the issuance by MBIA of its Note Guaranty Insurance Policy No. 503681 (the “Policy”), in respect thereof. The Insurer Premium paid hereunder shall be nonrefundable for any reason whatsoever,
including the lack of any payment under the Policy or any other circumstances relating to the $1,000,000,000 AmeriCredit Prime Automobile Receivables Trust 2007-2-M Automobile Receivables Backed Notes $183,000,000 Class A-1 Notes, $85,000,000
Class A-2-A Notes, $177,000,000 Class A-2-B Notes, $270,000,000 Class A-3 Notes, $139,000,000 Class A-4-A Notes, and $146,000,000 Class A-4-B Notes (the “MBIA-Insured Obligations”) or provision being made for
payments of the MBIA-Insured Obligations prior to maturity. 







 The payments payable pursuant to the terms hereof shall constitute the “Premium” referred to in
the Insurance Agreement dated as of October 11, 2007 (the “Insurance Agreement”) among MBIA, the Issuer, AmeriCredit, individually and as Servicer and Custodian, AFS SenSub Corp., as Seller, the Trustee, the Trust Collateral Agent,
the Collateral Agent and the Backup Servicer. The obligations of AmeriCredit and the Issuer hereunder constitute an obligation of AmeriCredit or the Issuer, as applicable, under the Insurance Agreement. Capitalized terms used but not otherwise
defined herein shall have the meanings set forth in the Insurance Agreement or in the Sale and Servicing Agreement (as defined in the Insurance Agreement). 
 1. AmeriCredit shall pay or cause to be paid the following amounts on or before the Closing Date: 
 (a) Except as set forth in clauses (b), (c) and (d) below, all legal fees, disbursements and all other out of pocket expenses incurred by MBIA or agents of MBIA in connection with the issuance of the Policy, fees for the consent
letter of MBIA’s accountants, and fees of MBIA’s auditors, if any. Such amounts shall be wired on the Closing Date to the MBIA account set forth below (or as otherwise directed by a third party upon presentation of its invoice);

 (b) Legal fees and expenses of Kutak Rock LLP in an amount not to exceed $45,000 to be billed separately by Kutak Rock LLP,
which shall paid by check or wire transfer on or about the Closing Date to Kutak Rock LLP pursuant to the instructions set forth on their statement; and 
 (c) Fees of Moody’s Investors Service Inc. and Standard & Poor’s Ratings Services (the “Rating Agencies”) to be billed directly by the Rating Agencies; and 
 (d) All costs and expenses of due diligence reviews performed by the Acuiti Group in the amount of $14,685.72 which shall be paid within
30 days of presentation of an invoice therefore. 
 2. The Issuer shall pay pursuant to Section 5.7 of the Sale and Servicing Agreement,
an Insurer Premium (the “Insurer Premium”) payable monthly in arrears in accordance with the wiring instructions for MBIA set forth below in the following amounts: 
 (a) On the November 2007 Distribution Date, in an amount equal to $93,333.33, which equals the 21 days of premium due from the Closing
Date to but excluding the first Distribution Date at the Premium Percentage set forth below; 
 (b) Beginning on the December
2007 Distribution Date and on each Distribution Date thereafter, in an amount equal to 0.013333% (based upon a “Premium Percentage” of 0.16% per annum) times the outstanding principal amount of the MBIA-Insured Obligations (before
taking into account any distributions on that date). The Insurer Premium for each Distribution Date shall be calculated on the basis of a 360-day year consisting of twelve 30-day months. 
  

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 3. All Rating Agency fees and accountants’ fees incurred at any time by MBIA in connection with the
Insurance Agreement and the transactions described in the Prospectus Supplement shall be payable by AmeriCredit within 30 days of presentation of an invoice therefore. 
 4. All reasonable costs and expenses (including those of legal counsel) incurred by MBIA in connection with any modification, waiver, amendment, revision or similar action of the Insurance Agreement, the Policies,
and/or the Basic Documents and/or the enforcement against AmeriCredit, the Issuer, the Seller, the Trust Collateral Agent, the Back-up Servicer, the Trustee or the Servicer of MBIA’s rights under the Insurance Agreement, the Policy, and/or the
Basic Documents, shall be payable by AmeriCredit within 30 days of presentation of an invoice therefore. 
 5. Unless another account is
designated to you in writing federal funds wire transfers to MBIA should be made with the following details specifically stated on the wire instructions: 
 MBIA wiring instructions: 
 Account Name: MBIA Insurance Corporation 
 Account Number: 910-2-721728 
 Bank: JPMorgan
Chase Bank 
 4 Chase Metro Tech Center 
 Brooklyn, NY 11245 
 ABA Number: 021-000-021 
 Reference: Policy No. 503681 
 6. All fees and expenses due and payable to MBIA hereunder that are not
paid on the date due, shall accrue interest at the Late Payment Rate, such interest to be calculated on the basis of a 360-day year for the actual number of days elapsed and shall be payable on demand. 
 7. The Trustee and the Trust Collateral Agent hereby acknowledges their obligations to pay the amounts set forth above from moneys of the Issuer pursuant
to the terms of the Indenture or the Sale and Servicing Agreement. 
 8. This Premium Letter may be executed in counterparts by the parties
hereto, and all such counterparts shall constitute one and the same instrument. 
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 SIGNATURE PAGE FOLLOWS] 
  

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	 Sincerely,

	
	 MBIA INSURANCE CORPORATION

		
	 By
	 	 /s/ Adam M. Carta

		 	Assistant Secretary


  

			
	 ACKNOWLEDGED AND AGREED:

	
	 AMERICREDIT FINANCIAL SERVICES, INC.

		
	 By:
	 	 /s/ Susan B. Sheffield

	 Title:
	 	Senior Vice President, Structured Finance

 AMERICREDIT PRIME AUTOMOBILE RECEIVABLES TRUST 2007-2-M, as Issuer 
  

			
	 By:
	 	 Wilmington Trust Company,
 not in its individual capacity
but solely as Owner Trustee

		
	 By:
	 	 /s/ James P. Lawler

	 Title:
	 	Vice President
	
	 THE BANK OF NEW YORK, as Trustee,
 as Trust
Collateral Agent and as Collateral Agent

		
	 By:
	 	 /s/ Helen Lam

	 Title:
	 	Assistant Vice President