**Exhibit 99.1**
**VOLKSWAGEN CREDIT AUTO MASTER OWNER TRUST, SERIES 2005-1** Payment Date Statement:May 22, 2006       a. Aggregate Amount of Collections $522,295,147.31   Aggregate Amount of Non-Principal Collections $7,926,328.18   Aggregate Amount of Principal Collections $514,368,819.13   Receivable (Pool) Balance $1,390,578,918.12   Residual Participation Amount $540,578,918.12   Excess Funding Account $0.00        b. Series Allocation Percentage  100.00%  Floating Allocation Percentage  61.13%  Principal Allocation Percentage  61.13%       c. Total Amount Distributed on Series 2005-1 $3,734,333.33   Per $1,000 Original Principal($850M) $4.39 d. Amount of Such DistributionAllocable to Principal on 2005-1 $0.00   Per $1,000 Original Principal($850M) $0.00        e. Amount of Such DistributionAllocable to Interest on 2005-1 $3,734,333.33        f. Noteholder Default Amount $0.00        g. Required Subordinated Draw Amount $0.00        h. Noteholder Charge Offs $0.00   Amounts of Reimbursements $0.00        i. Monthly Servicing Fee $708,333.33   Noteholder Monthly Servicing Fee $708,333.33        j. Controlled Deposit Amount $0.00        k. Series 2005-1 Invested Amount at end of period (Gross) $850,000,000.00   Outstanding Principal Balance $850,000,000.00        l. Available Subordinated Amount $113,675,966.59        m. Reserve Account Balance $2,975,000.00        n. Reallocated Principal Collections $0.00        o. Principal Funding Account Balance $0.00 p. Servicer Advance $0.00        q. Per Annum Interest Rate  4.94%        r. Accumulated Interest Shortfall$0.00  Change in Interest Shortfall fromPreceding Payment Date$0.00       s. Accumulated Principal Shortfall$0.00  Change in Principal Shortfall fromPreceding Payment Date$0.00

 
**VW CREDIT, INC. — SERVICER** **Page 1****18-May-06**
**VOLKSWAGEN CREDIT AUTOMASTER OWNER TRUST, SERIES 2005-1**
**Monthly Servicer Report Input and Summary Page**
**TRANSACTION SUMMARY               From  To  Days Current Interest Period  4/20/2006   5/21/2006   32              Series Allocation Percentage  100.00%        Initial Principal Balance $850,000,000.00         Outstanding Principal Balance $850,000,000.00         Principal Balance of Receivables for Determination Date $1,338,713,904.44         Amount Invested in Receivables on Series Issuance Date $850,000,000.00         Initial Invested Amount $850,000,000.00         Invested Amount at the Beginning of Period $850,000,000.00         Series 2005-1 Invested Amount at End of Period (Gross) $850,000,000.00         Required Subordinated Amount $113,675,966.59         Excess Funding Account $0.00         Series 2005-1 Invested Amount at End of Period (net of EFA) $850,000,000.00         Available Subordinated Amount (previous period) $113,172,804.53         Incremental Subordinated Amount (previous period) $0.00                      **RESERVE ACCOUNT**            Reserve Account Initial Deposit $2,975,000.00         Reserve Account Required Amount $2,975,000.00         Reserve Account Beginning Balance $2,975,000.00                      Withdrawal from Reserve Account $0.00         Reserve Account Ending Balance $2,975,000.00         Reserve Account Deposit Amount $0.00                      LIBOR Rate (annualized)  4.9225%        Certificate Coupon (annualized)  4.9425%        Prime Rate (annualized)  7.7500%        Servicing Fee Rate (annualized)  1.0000%        Excess Spread  1.3275%                     **TRUST PRINCIPAL RECEIVABLES**            Receivable Balance at the Beginning of Period $1,361,482,024.94         Receivable Balance at the Ending of Period $1,390,578,918.12         Average Aggregate Principal Balance $1,376,030,471.53         Aggregate Principal Collections $514,368,819.13         New Principal Receivables $543,465,712.31         Receivables Added for Additional Accounts $0.00         Noteholder Default Amount $0.00         Net Losses $0.00         Noteholder Charge-offs $0.00         Miscellaneous Payments (Adjustments and Transfer deposit amounts) $0.00         Non-Principal Collections & Inv. Proceeds treated asAvailable Noteholder Principal Collections $0.00         Monthly Interest Accrued, but not Paid $0.00         Ineligible Receivables $0.00         Excess Funding Account at Date of Determination $0.00         Defaulted Receivables in Ineligible and Overconc. Accounts $0.00         **MISCELLANEOUS DATA**            Recoveries on Receivables Written Off $0.00         Spread Over/Under Prime for Portfolio  -0.4800%        Weighted Average Interest Rate  7.2700%        Previously waived Monthly Servicing Fee $0.00                      **SERVICER ADVANCE**            AvailableFunds, prior to Servicer Advances $4,875,202.39        Less: PriorAdvance Reimbursement $0.00        Less:Servicing Fees Paid $(708,333.33)        Less:Interest Paid to Noteholders $(3,734,333.33)        Equals:Remaining Available Funds before Servicer Advance $432,535.72        Monthly LoanPayments Due on Included Units but not received $N/A        ServicerAdvance $0.00                     **PORTFOLIO CHARGE OFF RATE AT COLLECTION PERIOD END**                         Net losses as a % of Avg. Receivables Balance (annualized)  0.00%                     **PORTFOLIO AND DEALERSHIP STATISTICS**            Used Vehicle Receivables’ Balance  $115,566,572.08         Used Vehicle Percentage  8.311%        Used Vehicle Percentage During Last Collection Period  8.682%        Early Amortization Event? **NO**        Largest Dealer or Dealer Affiliation Balance  $36,887,599.00         Largest Dealer Percentage  2.653%                     AggregatePrincipal Amount of Dealer overconcentration  $726,439.28                      **SUMMARY OF COLLECTIONS**            Aggregate Amount of Collections  $522,295,147.31         Aggregate Amount of Non-Principal Collections (including insurance proceeds & rebates) $7,926,328.18         Investment Proceeds $30,185.06         Aggregate Amount of Principal Collections  $514,368,819.13                      **PAYMENT RATE INFORMATION**            Monthly Payment Rate  37.38%         Previous Collection Period Monthly Payment Rate  44.11%         Monthly Payment Rate 2 collection periods ago  34.07%         3-month Average Payment Rate  38.52%         Early Amortization Event? **NO**                     **ACCUMULATION PERIOD/EARLY AMORTIZATION PERIOD            Extend Revolving Period? **YES**        Last Day of Revolving Period April 19, 2008        Invested Amount as of Last Day of Revolving Period  $N/A         Accumulation Period Length (months)  4         First Accumulation Date April 20, 2008        Expected Final Payment Date July 20, 2008        Required Participation Percentage  107.50%         Principal Funding Account Balance  $0.00         Principal Payment Amount $0.00         Controlled Accumulation Amount  $0.00                      **TOTALAMOUNT DISTRIBUTED ON SERIES 2005-1**            **Noteholders**            1. PriorServicing Advance Reimbursement $0.00         2. MonthlyNoteholder Interest Distribution $3,734,333.33         3.Noteholder Monthly Servicing Fee Distribution $708,333.33         4. ReserveAccount Deposit Amount Distribution $0.00         5.Noteholder Default Amount Distribution $0.00         6A.Unreimbursed Noteholder Charge-offs (net of Series Allocable Misc. Pmts) $0.00         6B.Reinstate reductions in Series 2005-1 Available Subord. Amount $0.00         7.Previously waived Monthly Servicing Fee Distribution $0.00                     Excess Servicing $432,535.72                      **DEFICIENCY AMOUNT**            Deficiency Amount $0.00         Required Subordinated Draw Amount $0.00                      **EXCESS FUNDING ACCOUNT**            Withdrawals to purchase Receivables (Since Issuance Date) $0.00         Additions in connection with a reduction in Receivables $0.00         Transfers to Principal Funding Account $0.00         ****