Document:

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                                                                   EXHIBIT 10.10

                                                                  EXECUTION COPY

                                 AMENDMENT NO. 3

                          dated as of February 28, 2003

                                      among

                      AMERICREDIT MTN RECEIVABLES TRUST II,

                                   as Debtor,

                      AMERICREDIT FINANCIAL SERVICES, INC.,

                          Individually and as Servicer,

                           MBIA INSURANCE CORPORATION,

                                   as Insurer

                                       and

                         MERIDIAN FUNDING COMPANY, LLC,

                                  as Purchaser

                              to SECURITY AGREEMENT

                            dated as of June 12, 2001

<PAGE>

     AMENDMENT NO. 3, dated as of February 28, 2003 (the "Amendment"), among
AMERICREDIT MTN RECEIVABLES TRUST II (the "Debtor"), AMERICREDIT FINANCIAL
SERVICES, INC., individually and in its capacity as Servicer ("AFS"), MBIA
INSURANCE CORPORATION, as Insurer ("MBIA"), and MERIDIAN FUNDING COMPANY, LLC,
as Purchaser ("Meridian"), to the Security Agreement dated as of June 12, 2001
(the "Security Agreement"), among the Debtor, AFS, AmeriCredit MTN Corp. and the
Chase Manhattan Bank (predecessor to JPMorgan Chase Bank), as Collateral Agent
and Securities intermediary.

     WHEREAS, Section 9.2(b) of the Security Agreement permits amendment of the
Security Agreement by the Debtor, AFS, MBIA and Meridian (the "Parties") upon
the terms and conditions specified therein;

     WHEREAS, the Security Agreement has previously been amended by Amendment
No. 1, dated as of December 1, 2002, and Amendment No. 2, dated as of February
1, 2003, among the Parties;

     WHEREAS, the Parties wish to amend the Security Agreement.

     NOW, THEREFORE, the Parties agree that the Security Agreement is hereby
amended effective as of the date hereof as follows:

     Section 1. Definitions. Each term used herein but not defined herein shall
have the meaning assigned to such term in the Security  Agreement.

     Section 2. Amendment to Section 1.1 (Certain Defined Terms)

     (a) The definition of "Amortization Period Reserve Percentage" in Section
1,1 is deleted in its entirety and replaced with the following:

     "Amortization Period Reserve Percentage" means,

          (x)     with respect to any date of determination which occurs after
                  the commencement of the Amortization Period and prior to the
                  seventh (7th) Remittance Date during the Amortization Period:

                  (i)     13.0% if the Portfolio Net Loss Ratio calculated as of
                          the most recent Determination Date is less than 7.00%.

                  (ii)    14.0%, if the Portfolio Net Loss Ratio calculated as
                          of the most recent Determination Date is greater than
                          or equal to 7.00% but less than 7.50%.

                  (iii)   15.0%, if the Portfolio Net Loss Ratio calculated as
                          of the most recent Determination Date is greater than
                          or equal to 7.50% but less than 8.00%.

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                  (iv)    16.0%, if the Portfolio Net Loss Ratio calculated as
                          of the most recent Determination Date is greater than
                          or equal to 8.00% but less than 8.50%.

                  (v)     17.0%, if the Portfolio Net Loss Ratio calculated as
                          of the most recent Determination Date is greater than
                          or equal to 8.50%; and

          (y)     with respect to any date of determination occurring on and
                  after the seventh (7th) Remittance Date during the
                  Amortization Period, the applicable percentage set forth in
                  the numbered clauses (i) through (v) in paragraph (x) above
                  calculated with respect to the (6th) Remittance Date.

     (b) The definition of "Initial Reserve Percentage" in Section 1.1 is
deleted in its entirety and replaced with the following:

     "Initial Reserve Percentage" means, with respect to any Delivery Date:

          (i) 6%, if both

                  (a) the Weighted Average AmeriCredit Score of all Eligible
                  Receivables (including the Receivables to be delivered on such
                  Receivables Delivery Date) is greater than or equal to 227.00;
                  and

                  (b) the most-recently calculated Portfolio Net Loss Ratio is
                  less than 7.00%

          (ii) 7%, if either

                  (a) the Weighted Average AmeriCredit Score of all Eligible
                  Receivables (including the Receivables to be delivered on such
                  Receivables Delivery Date) is greater than or equal to 226.00
                  but less than 227.00; or

                  (b) the most-recently calculated Portfolio Net Loss Ratio is
                  greater than or equal to 7.00% but less than 7.50%.

          (iii) 8%, if either

                  (a) the Weighted Average AmeriCredit Score of all Eligible
                  Receivables (including the Receivables to be delivered on such
                  Receivables Delivery Date) is less than 226.00; or

                  (b) the most-recently calculated Portfolio Net Loss Ratio is
                  greater than or equal to 7.50% but less than 8.00%.

          (iv) 9%, if

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                  (a) the most-recently calculated Portfolio Net Loss Ratio is
                  greater than or equal to 8.00%.

     (c) The definition of "Net Spread Deficiency" in Section 1.1 is deleted in
its entirety and replaced with the following:

     "Net Spread Deficiency" means, as of any Borrowing Base Determination Date,
     the positive difference, if any, of (i) the sum of (A) 8.75% plus (B) the
     Servicing Fee, expressed as a percentage of the Net Receivables Balance
     plus (C) the lesser of (x) one-month LIBOR plus (I) from the Closing Date
     up to and including the thirty-sixth (36th) Remittance Date, 0.7500% and
     (II) after the thirty-sixth (36th) Remittance Date, 1.8750% and (y) the
     weighted average strike price under the Hedging Arrangements then in
     effect, minus (ii) the weighted average APR of all Eligible Receivables
     then held as Collateral.

     (d) The definition of "Reserve Account Required Amount" in Section 1.1 is
deleted in its entirety and replaced with the following:

     "Reserve Account Required Amount" means,

                  (x) as of any Borrowing Base Determination Date during the
                  Revolving Period, the product of (i) the applicable Revolving
                  Period Reserve Percentage and (ii) the Net Receivables Balance
                  as of such Borrowing Base Determination Date; and

                  (y) as of any date of determination during the Amortization
                  Period, the lesser of:

                          (i) the greatest of:

                                  (A) 6.0% of the Aggregate Outstanding Balance
                                  of all Receivables as of the commencement of
                                  the Amortization Period;

                                  (B) the product of (I) the applicable
                                  Amortization Period Reserve Percentage and
                                  (II) the Aggregate Outstanding Balance of all
                                  Receivables as of such date of determination;
                                  and

                                  (C) the product of (I) the Credit Score Based
                                  Reserve Percentage applicable to the
                                  Amortization Period and (II) the Aggregate
                                  Outstanding Balance of all Receivables as of
                                  such date of determination; and

                          (ii) the Net Investment as of such date of
                          determination

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     (e) The definition of "Revolving Period Reserve Percentage" in Section 1.1
is deleted in its entirety and replace with the following:

     "Revolving Period Reserve Percentage" means, with respect to any Borrowing
     Base Determination Date during the Revolving Period, the sum of (x) if, and
     only if, the Weighted Average Age of the Eligible Receivables then exceeds
     180.00 days, 3%, plus (y) the applicable percentage set forth in the
     numbered clauses (i) through (v) below:

          (i) 8%, if both

                  (a) the Weighted Average AmeriCredit Score of all Eligible
                  Receivables as of such date of determination, after taking
                  into account all Facility Activity on such date is greater
                  than or equal to 227.00; and

                  (b) the most-recently calculated Portfolio Net Loss Ratio is
                  less than 7.00%.

          (ii) 9%, if either

                  (a) the Weighted Average AmeriCredit Score of all Eligible
                  Receivables as of such date of determination, after taking
                  into account all Facility Activity on such date is greater
                  than or equal to 226.00 but less than 227.00; or

                  (b) the most-recently calculated Portfolio Net Loss Ratio is
                  greater than or equal to 7.00% but less than 7.50%.

          (iii) 10%, if either

                  (a) the Weighted Average AmeriCredit Score of all Eligible
                  Receivables as of such date of determination, after taking
                  into account all Facility Activity on such date is greater
                  than or equal to 224.00 but less than 226.00; or

                  (b) the most-recently calculated Portfolio Net Loss Ratio is
                  greater than or equal to 7.50% but less than 8.00%.

          (iv) 11%, if either

                  (a) the Weighted Average AmeriCredit Score of all Eligible
                  Receivables as of such date of determination, after taking
                  into account all Facility Activity on such date is less than
                  224.00; or

                  (b) the most-recently calculated Portfolio Net Loss Ratio is
                  greater than or equal to 8.00%.

     (f) A new definition of "GAAP Portfolio Net Loss Ratio" is added to Section
1.1 in alphabetical order as follows:

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     "GAAP Portfolio Net Loss Ratio" means, as of any date of determination, the
     ratio (expressed as a percentage), computed by dividing "A" by "B", and
     then multiplying the result by "C" where:

                  "A" is equal to the net charge-offs (as defined in AmeriCredit
                  Corp.'s 10-Q and 10-K SEC filings) for the Servicing Portfolio
                  that have occurred during the six Settlement Periods
                  immediately preceding such date divided by (ii) the average
                  Aggregate Outstanding Balance of the Servicing Portfolio
                  during such six-month period;

                  "B" is equal to the actual number of days in such six-month
                  period; and

                  "C" is equal to the actual number of days in the Servicer's
                  fiscal year in which the most recently ended Settlement Period
                  occurred.

     Section 3. Amendment to Section 6.1 (Termination and Amortization Events).

     (a)  Clause (p) of Section 6.1 is deleted in its entirety and replaced
          with the following:

          (p)  the Portfolio Net Loss Ratio (i) for any Determination Date
          occurring prior to March 1, 2003 shall exceed 8.00%, (ii) for any
          Determination Date occurring subsequent to March 1, 2003 and prior to
          August 1, 2003 shall exceed 9.00%, or (iii) for any Determination Date
          occurring subsequent to August 1, 2003 shall exceed 8.00%; or

     (b)  Clause (q) of Section 6.1 is deleted in its entirety and replaced with
          the following:

          (q)  the Portfolio Repossession Ratio, on a 3-month rolling average
          basis, (i) as measured on or prior to the February 2003 Determination
          Date, is greater than 1.5%, (ii) as measured on the Determination
          Dates occurring in the months March 2003 through July 2003 is greater
          than 2.00%, or (iii) as measured on or subsequent to the August 2003
          Determination Date is greater than 1.5%; or

     (c)  Clause (z) of Section 6.1 is deleted in its entirety and replaced with
          the following:

          (z)  the ratio of AmeriCredit Corp.'s EBITDA (plus any loss provision
          minus net charge-offs and excluding in the calculation a one-time,
          non-cash impairment charge to the credit enhancement assets related to
          the present value effect of the expected delay in receiving cash
          distributions from FSA insured securitization trusts) for the
          financial quarter ended December 31, 2002 to its Interest Expense for
          the financial quarter ended December 31, 2002 shall be less than 1.5x.
          The ratio of AmeriCredit Corp.'s EBITDA (plus any charge or charges
          related to restructuring, plus any loss provision minus net
          charge-offs) for the financial quarter ended March 31, 2003 to its
          Interest Expense for the financial quarter ended

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          March 31, 2003 shall be less than 1.8x. The average of the ratios of
          AmeriCredit Corp.'s EBITDA to Interest Expense for the two most recent
          financial quarters ended June 30, 2003 shall be less than 1.0x. The
          average of the ratios of AmeriCredit Corp.'s EBITDA to Interest
          Expense for the two most recent financial quarters ended September 30,
          2003 or December 31, 2003 shall be less than 1.1x. The average of the
          ratios of AmeriCredit Corp.'s EBITDA to Interest Expense for the two
          most recent financial quarters ended March 31, 2004 and any two
          consecutive financial quarters thereafter shall be less than 1.2x; or

     (d)  Clause (ll) of Section 6.1 is deleted in its entirety and replaced
          with the following:

          (ll) a Servicer Termination Event occurs; or

     (e)  A new Section 6.1(mm) is added as follows:

          (mm) the GAAP Portfolio Net Loss Ratio for any Determination Date
          exceeds 8.00%; or

     (f)  A new Section 6.1(nn) is added as follows:

          (nn) Excluding MBIA's MTN transactions, AmeriCredit fails to maintain
          $1.75 billion in committed and in good standing warehouse facilities.

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     IN WITNESS WHEREOF, the parties hereto have executed this Amendment as of
the date set forth on the first page hereof.

                                AMERICREDIT MTN RECEIVABLES TRUST II

                                By: DEUTSCHE BANK TRUST COMPANY
                                 DELAWARE, not in its individual capacity but
                                 solely as Owner Trustee on behalf of the Issuer

                                                                ATTORNEY-IN-FACT
                                By:  /s/ Louis Bodi
                                    --------------------------------------------
                                    Name:  LOUIS BODI
                                    Title: VICE PRESIDENT

                                AMERICREDIT FINANCIAL SERVICES, INC.,
                                 Individually and as Servicer,

                                By:  /s/ Beth Sorensen
                                    --------------------------------------------
                                    Name:  Beth Sorensen
                                    Title: Senior Vice President, Finance

                                MBIA INSURANCE CORPORATION,
                                 as Insurer,

                                By:  /s/ Rosemary Kelley
                                    --------------------------------------------
                                    Name:  Rosemary Kelley
                                    Title: Director:

                                MERIDIAN FUNDING COMPANY, LLC,
                                 as Purchaser

                                By:  /s/ Bernard J. Angelo
                                    --------------------------------------------
                                    Name:  Bernard J. Angelo
                                    Title: Vice President

Signature Page for Amendment No. 3
to the Security Agreement (MTN II)<PAGE>

                                                                   EXHIBIT 10.11

                                 AMENDMENT NO. 2

                          dated as of February 1, 2003

                                      among

                     AMERICREDIT MTN RECEIVABLES TRUST III,

                                   as Debtor,

                      AMERICREDIT FINANCIAL SERVICES, INC.,

                          Individually and as Servicer,

                           MBIA INSURANCE CORPORATION,

                                   as Insurer

                                       and

                         MERIDIAN FUNDING COMPANY, LLC,

                                  as Purchaser

                              to SECURITY AGREEMENT

                          dated as of February 25, 2002

<PAGE>

        AMENDMENT NO. 2, dated as of February 1, 2003 (the "Amendment"), among
AMERICREDIT MTN RECEIVABLES TRUST III (the "Debtor"), AMERICREDIT FINANCIAL
SERVICES, INC., individually and in its capacity as Servicer ("AFS"), MBIA
INSURANCE CORPORATION, as Insurer ("MBIA"), and MERIDIAN FUNDING COMPANY, LLC,
as Purchaser ("Meridian"), to the Security Agreement dated as of February 25,
2002 (the "Security Agreement"), among the Debtor, AFS, AmeriCredit MTN Corp.
III and the Chase Manhattan Bank (predecessor to JPMorgan Chase Bank), as
Collateral Agent and Securities intermediary.

        WHEREAS, Section 9.2(b) of the Security Agreement permits amendment of
the Security Agreement by the Debtor, AFS, MBIA and Meridian (the "Parties")
upon the terms and conditions specified therein;

        WHEREAS, the Security Agreement has previously been amended by that
certain Amendment No. 1, dated as of December 1, 2002, among the Parties;

        WHEREAS, the Parties wish to amend the Security Agreement.

        NOW, THEREFORE, the Parties agree that the Security Agreement is hereby
amended effective as of the date hereof as follows:

        Section 1. Definitions. Each term used herein but not defined herein
shall have the meaning assigned to such term in the Security Agreement.

        Section 2. Amendment to Section 5.1 (Affirmative Covenants of the Debtor
and AmeriCredit).

        Section 5.1 is hereby amended by adding the following Clause (m):

                (m)     Public Use of "MBIA". The Debtor and AFS agree not to
        use MBIA's name in any public document including, without limitation, a
        press release or presentation, announcement or forum without MBIA's
        prior consent. In the event that either of the Debtor or AFS is advised
        by counsel that the Debtor or AFS has a legal obligation to disclose
        MBIA's name in any press release, public announcement or other public
        document, the Debtor or AFS, whichever has been so advised, shall
        provide MBIA with at least three business days prior written notice of
        its intent to use MBIA's name together with a copy of the proposed use
        of MBIA's name and of any description of a transaction with MBIA and
        shall obtain MBIA's prior consent as to the form and substance of the
        proposed use of MBIA's name and any such description.

        Section 3. Amendment to Section 6.1 (Termination and Amortization
        Events).

        Clause (z) of Section 6.1 is deleted in its entirety and replaced with
        the following:

                (z)     the ratio of AmeriCredit Corp.'s EBITDA (plus any loss
        provision minus net charge-offs and excluding in the calculation a
        one-time, non-cash impairment charge to the credit enhancement assets
        related to the present value

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        effect of the expected delay in receiving cash distributions
        from FSA insured securitization trusts) for the financial quarter ended
        December 31, 2002 to its Interest Expense for the financial quarter
        ended December 31, 2002 shall be less than 1.5x. The ratio of
        AmeriCredit Corp.'s EBITDA (plus any loss provision minus net
        charge-offs) for the financial quarter ended March 31, 2003 to its
        Interest Expense for the financial quarter ended March 31, 2003 shall be
        less than 1.8x. The average of the ratios of AmeriCredit Corp.'s EBITDA
        to Interest Expense for the two most recent financial quarters ended
        June 30, 2003 shall be less than 1.0x. The average of the ratios of
        AmeriCredit Corp.'s EBITDA to Interest Expense for the two most recent
        financial quarters ended September 30, 2003 or December 31, 2003 shall
        be less than 1.1x. The average of the ratios of AmeriCredit Corp.'s
        EBITDA to Interest Expense for the two most recent financial quarters
        ended March 31, 2004 and any two consecutive financial quarters
        thereafter shall be less than 1.2x; or

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        IN WITNESS WHEREOF, the parties hereto have executed this Amendment as
of the date set forth on the first page hereof.

                                        AMERICREDIT MTN RECEIVABLES TRUST III

                                        By:   DEUTSCHE BANK TRUST COMPANY
                                          DELAWARE, not in its individual
                                          capacity but solely as Owner Trustee
                                          on behalf of the Issuer

                                        By:
                                          -------------------------------------
                                          Name:
                                          Title:

                                        AMERICREDIT FINANCIAL SERVICES, INC.,
                                          Individually and as Servicer,

                                        By:
                                          -------------------------------------
                                          Name:
                                          Title:

                                        MBIA INSURANCE CORPORATION,
                                          as Insurer,

                                        By
                                          -------------------------------------
                                          Name:
                                          Title:

                                        MERIDIAN FUNDING COMPANY, LLC,
                                          as Purchaser

                                        By
                                          -------------------------------------
                                          Name:
                                          Title:

Signature Page for Amendment No. 2
to the Servicing Agreement dated as of February 25, 2002

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