Monthly Servicing Report
Capital Auto Receivables Asset Trust 2005-1
December 2005
Distribution Date: 1/17/06
Original Inputs | ||||||
| Total Pool Balance | $ | 3,313,888,879.69 | ||||
| Class A-1 Notes Balance | $ | 550,000,000.00 | ||||
| Class A-1 Notes Rate | One Month LIBOR + 0.01 | % | ||||
| Class A-2a Notes Balance | $ | 450,000,000.00 | ||||
| Class A-2a Notes Rate | One Month LIBOR + 0.04 | % | ||||
| Class A-2b Notes Balance | $ | 250,000,000.00 | ||||
| Class A-2b Notes Rate | 3.730 | % | ||||
| Class A-3 Notes Balance | $ | 600,000,000.00 | ||||
| Class A-3 Notes Rate | One Month LIBOR + 0.06 | % | ||||
| Class A-4 Notes Balance | $ | 760,000,000.00 | ||||
| Class A-4 Notes Rate | 4.050 | % | ||||
| Class A-5 Notes Balance | $ | 229,825,000.00 | ||||
| Class A-5 Notes Rate | One Month LIBOR + 0.10 | % | ||||
| Class B Notes Balance | $ | 122,803,000.00 | ||||
| Class B Notes Rate | One Month LIBOR + 0.375 | % | ||||
| Class C Notes Balance | $ | 46,051,000.00 | ||||
| Class C Notes Rate | 4.730 | % | ||||
| Class D Notes Balance | $ | 30,701,000.00 | ||||
| Class D Notes Rate | 6.500 | % | ||||
| Overcollateralization | $ | 30,701,224.17 | ||||
| Reserve Account Deposit | $ | 15,350,406.12 | ||||
| Discount Rate | 7.50 | % | ||||
Part I. Collections | ||||||
| Receipts During the Period | $ | 100,440,092.81 | ||||
| Principal on Repurchased Contracts | 3,031,882.58 | |||||
| Liquidation Proceeds (Recoveries) | 2,056,875.01 | |||||
| Schedule and Simple Interest Payments Advanced | 619,973.00 | |||||
| Schedule Principal Advanced | 1,267,477.54 | |||||
| Total Collections Available For the Period | $ | 107,416,300.94 | ||||
| Beginning Pool Aggregate Principal Balance | $ | 2,520,283,656.76 | ||||
| Ending Pool Aggregate Principal Balance | $ | 2,419,791,935.85 | ||||
| Scheduled Principal Collection | $ | 73,679,516.26 | ||||
| Beginning Aggregate Discounted Principal Balance | $ | 2,352,572,535.66 | ||||
| Ending Aggregate Discounted Principal Balance | $ | 2,261,612,942.70 | ||||
Part II. Distributions to Noteholders and Certificateholders | ||||||
| Total Collections | $ | 107,416,300.94 | ||||
| Plus: Reserve Account Draw | — | |||||
| Plus: Net Amount Due From Swap Counterparty | 760,485.67 | |||||
| Less: Total Servicing Fee | 4,200,472.76 | |||||
| Less: Net Amount Due to Swap Counterparty | — | |||||
| Less: Monthly Interest Due to Noteholders | 8,799,369.18 | |||||
| Less: Principal Due to Noteholders | 90,959,592.96 | |||||
| Less: Reserve Account Deposit | — | |||||
| Less: Accumulation Account Deposit | — | |||||
| Equals Reserve Fund Excess to be released to CARI | $ | 4,217,351.71 | ||||
Page 1
Monthly Servicing Report
Capital Auto Receivables Asset Trust 2005-1
December 2005
Distribution Date: 1/17/06
| Per $1000 of | ||||||||
| Original Principal | ||||||||
| Class A-1 Notes Distributable Amount | ||||||||
| Monthly Interest | $ | — | — | |||||
| Monthly Principal | — | — | ||||||
| Distributable Amount | $ | — | ||||||
| Class A-2a Notes Distributable Amount | ||||||||
| Monthly Interest | $ | 1,383,617.25 | 3.074705 | |||||
| Monthly Principal | 58,474,024.05 | 129.942276 | ||||||
| Distributable Amount | $ | 59,857,641.30 | ||||||
| Class A-2b Notes Distributable Amount | ||||||||
| Monthly Interest | $ | 591,128.75 | 2.364515 | |||||
| Monthly Principal | 32,485,568.91 | 129.942276 | ||||||
| Distributable Amount | $ | 33,076,697.66 | ||||||
| Class A-3 Notes Distributable Amount | ||||||||
| Monthly Interest | $ | 2,436,159.00 | 4.060265 | |||||
| Monthly Principal | — | — | ||||||
| Distributable Amount | $ | 2,436,159.00 | ||||||
| Class A-4 Notes Distributable Amount | ||||||||
| Monthly Interest | $ | 2,565,000.00 | 3.375000 | |||||
| Monthly Principal | — | — | ||||||
| Distributable Amount | $ | 2,565,000.00 | ||||||
| Class A-5 Notes Distributable Amount | ||||||||
| Monthly Interest | $ | 941,577.32 | 1.238918 | |||||
| Monthly Principal | — | — | ||||||
| Distributable Amount | $ | 941,577.32 | ||||||
| Class B Notes Distributable Amount | ||||||||
| Monthly Interest | $ | 534,072.09 | 4.349015 | |||||
| Monthly Principal | — | — | ||||||
| Distributable Amount | $ | 534,072.09 | ||||||
| Class C Notes Distributable Amount | ||||||||
| Monthly Interest | $ | 181,517.69 | 3.941667 | |||||
| Monthly Principal | — | — | ||||||
| Distributable Amount | $ | 181,517.69 | ||||||
| Class D Notes Distributable Amount | ||||||||
| Monthly Interest | $ | 166,297.08 | 5.416667 | |||||
| Monthly Principal | — | — | ||||||
| Distributable Amount | $ | 166,297.08 | ||||||
| Total Servicing Fee | $ | 4,200,472.76 | 1.267536 | |||||
| LIBOR Rate effective for current Distribution Period | 4.37 | % | ||||||
Page 2
Monthly Servicing Report
Capital Auto Receivables Asset Trust 2005-1
December 2005
Distribution Date: 1/17/06
Part III. Payment Ahead and Advances | ||||||||
Payment Ahead Servicing Account | ||||||||
| Beginning Payment Ahead Balance | $ | 5,428,031.99 | ||||||
| Less: Payments Applied | 1,452,779.71 | |||||||
| Current Period Payments Ahead Received | 1,145,214.93 | |||||||
| Ending Payment Ahead Balance | $ | 5,120,467.21 | ||||||
Advance Account | ||||||||
| Beginning Outstanding Unreimbursed Scheduled Principal and Interest Advances | $ | 3,388,150.44 | ||||||
| Beginning Outstanding Unreimbursed Simple Interest Advances | 1,948,882.90 | |||||||
| Scheduled Principal and Interest Advances | 1,516,693.87 | |||||||
| Simple Interest Advances | 370,756.67 | |||||||
| Reimbursement of Previous Scheduled Principal and Interest Advances | 1,118,162.76 | |||||||
| Reimbursement of Previous Simple Interest Advances | — | |||||||
| Ending Outstanding Unreimbursed Scheduled Principal and Interest Advances | $ | 3,786,681.55 | ||||||
| Ending Outstanding Unreimbursed Simple Interest Advances | $ | 2,319,639.57 | ||||||
Part IV. Balances & Principal Factors | ||||||||
| Beginning of Period | End of Period | |||||||
| Total Pool Balance | $ | 2,520,283,656.76 | $ | 2,419,791,935.85 | ||||
| Total Pool Factor | 0.7605215 | 0.7301971 | ||||||
| Class A-1 Notes Balance | $ | — | $ | — | ||||
| Class A-1 Notes Principal Factor | — | — | ||||||
| Class A-2a Notes Balance | $ | 342,315,843.11 | $ | 283,841,819.06 | ||||
| Class A-2a Notes Principal Factor | 0.7607019 | 0.6307596 | ||||||
| Class A-2b Notes Balance | $ | 190,175,468.39 | $ | 157,689,899.48 | ||||
| Class A-2b Notes Principal Factor | 0.7607019 | 0.6307596 | ||||||
| Class A-3 Notes Balance | $ | 600,000,000.00 | $ | 600,000,000.00 | ||||
| Class A-3 Notes Principal Factor | 1.0000000 | 1.0000000 | ||||||
| Class A-4 Notes Balance | $ | 760,000,000.00 | $ | 760,000,000.00 | ||||
| Class A-4 Notes Principal Factor | 1.0000000 | 1.0000000 | ||||||
| Class A-5 Notes Balance | $ | 229,825,000.00 | $ | 229,825,000.00 | ||||
| Class A-5 Notes Principal Factor | 1.0000000 | 1.0000000 | ||||||
| Class B Notes Balance | $ | 122,803,000.00 | $ | 122,803,000.00 | ||||
| Class B Notes Principal Factor | 1.0000000 | 1.0000000 | ||||||
| Class C Notes Balance | $ | 46,051,000.00 | $ | 46,051,000.00 | ||||
| Class C Notes Principal Factor | 1.0000000 | 1.0000000 | ||||||
| Class D Notes Balance | $ | 30,701,000.00 | $ | 30,701,000.00 | ||||
| Class D Notes Principal Factor | 1.0000000 | 1.0000000 | ||||||
Pool Statistics | Inception | Beg of Period | End of Period | |||||||||
| Number of Accounts | 189,292 | 165,693 | 162,385 | |||||||||
| Weighted Average Coupon | 4.24 | % | 4.02 | % | 4.01 | % | ||||||
| Weighted Average Remaining Term | 47.87 | 41.96 | 41.15 | |||||||||
| Weighted Average Age | 12.75 | 18.66 | 20.33 | |||||||||
Page 3
Monthly Servicing Report
Capital Auto Receivables Asset Trust 2005-1
December 2005
Distribution Date: 1/17/06
Part V. Reserve Account
| Per $1000 of | ||||||||||||
| Original Principal | ||||||||||||
Beginning Reserve Account Balance | $ | 15,350,406.12 | ||||||||||
| Draw for Servicing Fee | — | — | ||||||||||
| Draw for Class A-1a Notes Distributable Amount | — | — | ||||||||||
| Draw for Class A-1b Notes Distributable Amount | — | — | ||||||||||
| Draw for Class A-2 Notes Distributable Amount | — | — | ||||||||||
| Draw for Class A-3 Notes Distributable Amount | — | — | ||||||||||
| Draw for Class A-4 Notes Distributable Amount | — | — | ||||||||||
| Draw for Class B Notes Distributable Amount | — | — | ||||||||||
| Draw for Class C Notes Distributable Amount | — | — | ||||||||||
| Draw for Class D Notes Distributable Amount | — | — | ||||||||||
| Additions to Reserve Account (for Accumulation Account) | — | — | ||||||||||
| Additions to Reserve Account | — | — | ||||||||||
| Releases from Reserve Account | — | — | ||||||||||
| Ending Reserve Account Balance | $ | 15,350,406.12 | ||||||||||
| Early Amortization Trigger: | ||||||||||||
| Reserve Account Balance is less than the Specified Reserve Account Balance for Two Consecutive Months | ||||||||||||
| Preceding Collection Period | ||||||||||||
| Specified Reserve Account Balance | $ | 15,350,406.12 | ||||||||||
| Reserve Account Balance | $ | 15,350,406.12 | ||||||||||
| Current Collection Period | ||||||||||||
| Specified Reserve Account Balance | $ | 15,350,406.12 | ||||||||||
| Reserve Account Balance | $ | 15,350,406.12 | ||||||||||
Part VI. Carryover Shortfall | ||||||||||||
| Per $1000 of | ||||||||||||
| Original Principal | ||||||||||||
| Noteholders’ Interest Carryover Shortfall | $ | — | — | |||||||||
| Noteholders’ Principal Carryover Shortfall | $ | — | — | |||||||||
Part VII. Charge Off and Delinquency Rates | ||||||||||||
Charge Off Rate | Average Receivables | Net Charge-Offs | Loss Rate | |||||||||
| December 2005 | $ | 2,470,037,796.31 | $ | 1,658,951.49 | 0.8060 | % | ||||||
| November 2005 | $ | 2,570,508,246.07 | $ | 1,291,500.48 | 0.6029 | % | ||||||
| October 2005 | $ | 2,674,017,966.22 | $ | 955,441.68 | 0.4288 | % | ||||||
| Three Month Average Loss Rate | 0.6125 | % | ||||||||||
Delinquency Rate* | Total Accounts | Accounts Over 60 | % Delinquent | |||||||||
| December 2005 | 162,385 | 800 | 0.4927 | % | ||||||||
| November 2005 | 165,693 | 698 | 0.4213 | % | ||||||||
| October 2005 | 169,160 | 789 | 0.4664 | % | ||||||||
| Three Month Average Delinquency Rate | 0.4601 | % | ||||||||||
* Includes delinquencies on Hurricane accounts held in special handling. The delinquency detail on the Hurricane accounts only is as follows:
| Hurricane Accounts | ||||||||||||
| December Accounts Over 60 | 137 | |||||||||||
Delinquency Stratification | Total Accounts | Total $ | ||||||||||
| 31-60 days | 4,802 | $ | 72,520,618.76 | |||||||||
| 61-90 days | 655 | $ | 10,409,829.79 | |||||||||
| >90 days | 145 | $ | 2,553,013.42 | |||||||||
Page 4
Monthly Servicing Report
Capital Auto Receivables Asset Trust 2005-1
December 2005
Distribution Date: 1/17/06
Part VIII. Prepayment Rate
| Month | Prepayment Rate | |||
| 1 | 0.728% | |||
| 2 | 1.980% | |||
| 3 | 1.570% | |||
| 4 | 1.811% | |||
| 5 | 1.410% | |||
| 6 | 1.330% | |||
| 7 | 1.206% | |||
| 8 | 1.275% | |||
Page 5