UNITED STATES ~~SECURITIES AND EXCHANGE COMMISSION~~

WASHINGTON, D.C.SECURITIES 20549AND EXCHANGE COMMISSION

~~FORM~~WASHINGTON, ~~8-K~~D.C. 20549

~~CURRENT REPORT~~FORM 8-K

~~Pursuant~~CURRENT ~~to Section 13 or 15(d) of the Securities Exchange Act of 1934~~REPORT

~~Date~~Pursuant ofto ~~Report~~Section 13 ~~(Date~~or 15(d) of ~~earliest event reported): August 10, 2005~~the

~~AmeriCredit~~Securities ~~Automobile~~Exchange ~~Receivables~~Act ~~Trust~~of ~~2005-B-M~~1934

~~(Exact~~Date ~~name~~ of ~~registrant~~ asReport ~~specified~~(Date inof earliest ~~its~~event ~~charter~~reported): January 10, 2006

Delaware	333-121120-03	59-3804931
(State or other jurisdiction of incorporation)	(Commission file number)	(IRS employer identification no.)
c/o AmeriCredit Financial Services, Inc. 801 Cherry Street, Suite 3900 Fort Worth, TX 76102		76102
(Address of principal executive offices)		(Zip code)

AmeriCredit Automobile Receivables Trust 2005-B-M

~~Registrant’s~~(Exact ~~telephone number,~~name ~~including~~of ~~area~~registrant ~~code: (817)~~as ~~302-7000~~specified in its charter)

Former name or former address, if changed since last report: N/A

Delaware	333-121120-03	59-3804931
(State or other jurisdiction	(Commission	(IRS employer
of incorporation)	file number)	identification no.)

c/o AmeriCredit Financial Services, Inc.
801 Cherry Street, Suite 3900
Fort Worth, TX 76102		76102
(Address of principal executive offices)		(Zip code)

~~Check~~Registrant’s ~~the appropriate box~~telephone ~~below~~number, ifincluding ~~the~~area ~~Form~~code: (817) 8302-~~K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:~~7000

~~o Written cummunications~~Former ~~pursuant~~name toor ~~Rule~~former address, ~~425~~if ~~under~~changed ~~the~~since ~~Securities~~last ~~Act (17 CFR 230.425)~~report: N/A

~~o Soliciting~~Check the appropriate box ~~material~~below ~~pursuant~~if the Form 8-K filing is intended to ~~Rule~~simultaneously ~~14a-12~~satisfy ~~under~~the filing obligation of the ~~Exchange~~registrant ~~Act~~under ~~(17~~any ~~CFR~~of ~~240.14a-12)~~the following provisions:

o ~~Pre-commencement~~ Written ~~communications~~cummunications pursuant to Rule 425 ~~14d-2(b)~~ under the ~~Exchange~~Securities Act (17 CFR ~~240~~230.~~14d-2(b~~425))

o ~~Pre-commencement~~ Soliciting ~~communications~~material pursuant to Rule ~~13e~~ 14a-~~4(c)~~12 under the Exchange Act (17 CFR 240.~~13e~~14a-~~4(c~~12))

~~Item~~o Pre-commencement communications ~~8.01 Other~~pursuant ~~Events~~to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

~~Information relating to distributions to Noteholders for the July 2005 Collection Period of the Registrant in respect of the Class A~~o Pre-~~1 Asset Backed Notes, Class A-2 Asset~~commencement ~~Backed~~communications ~~Notes,~~pursuant ~~Class~~to ARule 13e-~~3 Asset Backed Notes, and Class A-~~4 ~~Floating Rate Asset Backed Notes~~ (~~collectively, the “Notes”~~c) under ~~issued by~~ the ~~Registrant. The~~Exchange ~~performance~~Act ~~of the Receivables held by~~(17 ~~the~~CFR Registrant, together with certain other information relating to the Notes, is contained in the Preliminary Servicer’s Certificate and the Servicer’s Certificate for the referenced Collection Period240. Both of which Certificates are provided to Noteholders pursuant to the Sale and Servicing Agreement dated as of May 25, 2005 between the Registrant, AFS SenSub Corp., as Seller, AmeriCredit Financial Services, Inc., as Servicer, Wells Fargo Bank, N.A., as Backup Servicer and Trust Collateral Agent 13e-4(~~the “Agreement”~~c).)

Item 9 8.01 ~~Financial~~Other ~~Statements, Exhibits~~Events

Exhibit No.		Exhibit
99.1		Preliminary Servicer’s Certificate and Servicer’s Certificate for the July 2005 Collection Period relating to the Notes issued by the Registrant pursuant to the Agreement.

Information relating to distributions to Noteholders for the December 2005 Collection Period of the Registrant in respect of the Class A-1 Asset Backed Notes, Class A-2 Asset Backed Notes, Class A-3 Asset Backed Notes, and Class A-4 Floating Rate Asset Backed Notes (collectively, the “Notes”) issued by the Registrant. The performance of the Receivables held by the Registrant, together with certain other information relating to the Notes, is contained in the Preliminary Servicer’s Certificate and the Servicer’s Certificate for the referenced Collection Period. Both of which Certificates are provided to Noteholders pursuant to the Sale and Servicing Agreement dated as of May 25, 2005 between the Registrant, AFS SenSub Corp., as Seller, AmeriCredit Financial Services, Inc., as Servicer, Wells Fargo Bank, N.A., as Backup Servicer and Trust Collateral Agent (the “Agreement”).

2Item 9.01 Financial Statements, Exhibits

SIGNATURE

Exhibit No.		Exhibit
99.1		Preliminary Servicer’s Certificate and Servicer’s Certificate for the December 2005 Collection Period relating to the Notes issued by the Registrant pursuant to the Agreement.

~~Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.~~2

~~AmeriCredit Automobile Receivables Trust 2005-B-M~~SIGNATURE

~~By: AmeriCredit~~Pursuant ~~Financial~~to ~~Services,~~the requirements ~~Inc.~~of the Securities Exchange Act of 1934, asthe Registrant has duly ~~Servicer~~caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

~~/s/~~AmeriCredit ~~Chris~~Automobile A.Receivables ~~Choate~~Trust ~~Chris A. Choate Executive Vice President, Chief Financial Officer and Treasurer~~2005-B-M

~~August~~By: AmeriCredit 10Financial Services, Inc., ~~2005~~as Servicer

3/s/ Chris A. Choate Chris A. Choate Executive Vice President, Chief Financial Officer and Treasurer

~~EXHIBIT~~January 10, ~~INDEX~~2006

~~Exhibit 99.1 Preliminary Servicer’s Certificate and Servicer’s Certificate for the July 2005 Collection Period relating to the Notes issued by the Registrant.~~3

4EXHIBIT INDEX

Exhibit

99.1		Preliminary Servicer’s Certificate and Servicer’s Certificate for the December 2005 Collection Period relating to the Notes issued by the Registrant.

Filing Compare · AmeriCredit Automobile Receivables Trust 2005-B-M