Exhibit 33.4

Managements Assertion

Report on Compliance with Applicable Servicing
Criteria Pursuant to Item 1122 of Regulation AB
under the Securities Exchange Act of 1934

FDI Computer Consulting,
Inc. (the Company), dba FDI Collateral Management, as a party participating
in the servicing functions for the following transactions:

USAA Auto Owner Trust 2006-1
USAA Auto Owner Trust 2006-2
USAA Auto Owner Trust 2006-3
USAA Auto Owner Trust 2006-4

hereby provides the
following report on its assessment of compliance with the servicing criteria
set forth in Item 1122(d) of Regulation AB applicable to it and as described on
Exhibit A hereto (the Applicable Servicing Criteria):

| |    |                                                                                                                                                                                                                                                                                                                                                       
| | -- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
| | 1. | the Company is responsible
  for assessing its compliance with the Applicable Servicing Criteria;                                                                                                                                                                                                                                                     
| |    |                                                                                                                                                                                                                                                                                                                                                       
| | 2. | the Company used the
  criteria set forth in paragraph (d) of Item 1122 of Regulation AB to assess
  its compliance with the Applicable Servicing Criteria;                                                                                                                                                                                           
| |    |                                                                                                                                                                                                                                                                                                                                                       
| | 3. | the Companys assessment
  of its compliance, for each of the above transactions, with the Applicable
  Servicing Criteria is as of and for the year ended December 31, 2006, the end
  of the year covered by the Form 10-K report. The Companys complied in all
  material respects with the Applicable Servicing Criteria during the period;
  and
| |    |                                                                                                                                                                                                                                                                                                                                                       
| | 4. | Ernst & Young LLP, a
  registered public accounting firm, has issued an attestation report on the
  Companys assessment of compliance with the Applicable Servicing Criteria as
  of and for the year ended December 31, 2006.                                                                                                                       

| |                                 
| | --------------------------------
| | FDI COMPUTER CONSULTING,
  INC. 
| |                                 
| | /s/ JEFF COOKE                  
| |                                 
| |                                 
| | Name: Jeff Cooke                
| | Title: Chief Executive
  Officer

Dated: February 26, 2007

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Exhibit A

Regulation AB § 229.1122(d) (Item 1122(d)) Servicing
Criteria.

|                        |  |                                                                                                                                                                                                                                                                         |  |                                  |  |                          
|----------------------- |  | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |  | -------------------------------- |  | -------------------------
|Regulation AB Reference |  | Servicing criteria                                                                                                                                                                                                                                                      |  | Applicable Servicing 
  Criteria |  | Additional 
  Information
|                        |  |                                                                                                                                                                                                                                                                         |  |                                  |  |                          
|1122(d)(1)              |  | General
  servicing considerations.                                                                                                                                                                                                                                     |  |                                  |  |                          
|                        |  |                                                                                                                                                                                                                                                                         |  |                                  |  |                          
|1122(d)(1)(i)           |  | Policies and procedures
  are instituted to monitor any performance or other triggers and events of
  default in accordance with the transaction agreements.                                                                                                            |  | Applicable.                      |  |                          
|                        |  |                                                                                                                                                                                                                                                                         |  |                                  |  |                          
|1122(d)(1)(ii)          |  | If any material servicing
  activities are outsourced to third parties, policies and procedures are
  instituted to monitor the third partys performance and compliance with such
  servicing activities.                                                              |  | Not applicable.                  |  |                          
|                        |  |                                                                                                                                                                                                                                                                         |  |                                  |  |                          
|1122(d)(1)(iii)         |  | Any requirements in the
  transaction agreements to maintain a back-up servicer for the pool assets are
  maintained.                                                                                                                                                   |  | Not applicable                   |  |                          
|                        |  |                                                                                                                                                                                                                                                                         |  |                                  |  |                          
|1122(d)(1)(iv)          |  | A fidelity bond and errors
  and omissions policy is in effect on the party participating in the servicing
  function throughout the reporting period in the amount of coverage required
  by and otherwise in accordance with the terms of the transaction agreements. |  | Not Applicable.                  |  |                          
|                        |  |                                                                                                                                                                                                                                                                         |  |                                  |  |                          
|                        |  | Cash
  collection and administration.                                                                                                                                                                                                                                   |  |                                  |  |                          
|                        |  |                                                                                                                                                                                                                                                                         |  |                                  |  |                          
|1122(d)(2)(i)           |  | Payments on pool assets
  are deposited into the appropriate custodial bank accounts and related bank
  clearing accounts no more than two business days of receipt, or such other
  number of days specified in the transaction agreements.                            |  | Not applicable.                  |  |                          
|                        |  |                                                                                                                                                                                                                                                                         |  |                                  |  |                          
|1122(d)(2)(ii)          |  | Disbursements made via
  wire transfer on behalf of an obligor or to an investor are made only by
  authorized personnel.                                                                                                                                               |  | Not applicable.                  |  |                          

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|                        |                    |                                                                                                                                                                                                                                                                                                                                                                             |                               |                 |                        | 
|----------------------- | ------------------ | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ----------------------------- | --------------- | ---------------------- | 
|Regulation AB Reference | Servicing criteria |                                                                                                                                                                                                                                                                                                                                                                             | Applicable Servicing Criteria |                 | Additional Information
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                             |                               |                 |                        | 
|1122(d)(2)(iii)         |                    | Advances of funds or
  guarantees regarding collections, cash flows or distributions, and any
  interest or other fees charged for such advances, are made, reviewed and
  approved as specified in the transaction agreements.                                                                                                                                             |                               | Not applicable. |                        | 
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                             |                               |                 |                        | 
|1122(d)(2)(iv)          |                    | The related accounts for
  the transaction, such as cash reserve accounts or accounts established as a
  form of overcollateralization, are separately maintained (e.g., with respect to commingling of
  cash) as set forth in the transaction agreements.                                                                                                                 |                               | Not applicable. |                        | 
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                             |                               |                 |                        | 
|1122(d)(2)(v)           |                    | Each custodial account is
  maintained at a federally insured depository institution as set forth in the
  transaction agreements. For purposes of this criterion, federally insured
  depository institution with respect to a foreign financial institution means
  a foreign financial institution that meets the requirements of §
  240.13k-1(b)(1) of this chapter. |                               | Not applicable. |                        | 
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                             |                               |                 |                        | 
|1122(d)(2)(vi)          |                    | Unissued checks are
  safeguarded so as to prevent unauthorized access.                                                                                                                                                                                                                                                                                                     |                               | Not applicable. |                        | 
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                             |                               |                 |                        | 
|1122(d)(2)(vii)         |                    | Reconciliations are
  prepared on a monthly basis for all asset-backed securities related bank
  accounts, including custodial accounts and related bank clearing accounts.
  These reconciliations:                                                                                                                                                                        |                               | Not applicable. |                        | 
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                             |                               |                 |                        | 
|1122(d)(2)(vii)(A)      |                    | Are mathematically
  accurate;                                                                                                                                                                                                                                                                                                                                              |                               | Not applicable. |                        | 
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                             |                               |                 |                        | 
|1122(d)(2)(vii)(B)      |                    | Are prepared within 30
  calendar days after the bank statement cutoff date, or such other number of
  days specified in the transaction agreements;                                                                                                                                                                                                                        |                               | Not applicable. |                        | 

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|                        |                    |                                                                                                                                                                                                                        |                                  |                 |                           | 
|----------------------- | ------------------ | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | -------------------------------- | --------------- | ------------------------- | 
|Regulation AB Reference | Servicing criteria |                                                                                                                                                                                                                        | Applicable Servicing 
  Criteria |                 | Additional 
  Information
|                        |                    |                                                                                                                                                                                                                        |                                  |                 |                           | 
|1122(d)(2)(vii)(C)      |                    | Are reviewed and approved
  by someone other than the person who prepared the reconciliation; and                                                                                                                      |                                  | Not applicable. |                           | 
|                        |                    |                                                                                                                                                                                                                        |                                  |                 |                           | 
|1122(d)(2)(vii)(D)      |                    | Contain explanations for
  reconciling items. These reconciling items are resolved within 90 calendar
  days of their original identification, or such other number of days specified
  in the transaction agreements. |                                  | Not applicable. |                           | 
|                        |                    |                                                                                                                                                                                                                        |                                  |                 |                           | 
|                        |                    | Investor
  remittances and reporting.                                                                                                                                                                                  |                                  |                 |                           | 
|                        |                    |                                                                                                                                                                                                                        |                                  |                 |                           | 
|1122(d)(3)(i)           |                    | Reports to investors,
  including those to be filed with the Commission, are maintained in accordance
  with the transaction agreements and applicable Commission requirements. Specifically,
  such reports:          |                                  | Not applicable. |                           | 
|                        |                    |                                                                                                                                                                                                                        |                                  |                 |                           | 
|1122(d)(3)(i)(A)        |                    | Are prepared in accordance
  with timeframes and other terms set forth in the transaction agreements;                                                                                                                  |                                  | Not applicable. |                           | 
|                        |                    |                                                                                                                                                                                                                        |                                  |                 |                           | 
|1122(d)(3)(i)(B)        |                    | Provide information
  calculated in accordance with the terms specified in the transaction
  agreements;                                                                                                               |                                  | Not applicable  |                           | 
|                        |                    |                                                                                                                                                                                                                        |                                  |                 |                           | 
|1122(d)(3)(i)(C)        |                    | Are filed with the
  Commission as required by its rules and regulations; and                                                                                                                                          |                                  | Not applicable. |                           | 
|                        |                    |                                                                                                                                                                                                                        |                                  |                 |                           | 
|1122(d)(3)(i)(D)        |                    | Agree with investors or
  the trustees records as to the total unpaid principal balance and number of
  pool assets serviced by the servicer.                                                                        |                                  | Not applicable. |                           | 
|                        |                    |                                                                                                                                                                                                                        |                                  |                 |                           | 
|1122(d)(3)(ii)          |                    | Amounts due to investors
  are allocated and remitted in accordance with timeframes, distribution priority
  and other terms set forth in the transaction agreements.                                                  |                                  | Not applicable. |                           | 
|                        |                    |                                                                                                                                                                                                                        |                                  |                 |                           | 
|1122(d)(3)(iii)         |                    | Disbursements made to an
  investor are posted within two business days to the servicers                                                                                                                              |                                  | Not applicable. |                           | 

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|                        |                    |                                                                                                                                                                                                                                                                                                                                                                                                                                     |                                  |                 |                           | 
|----------------------- | ------------------ | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | -------------------------------- | --------------- | ------------------------- | 
|Regulation AB Reference | Servicing criteria |                                                                                                                                                                                                                                                                                                                                                                                                                                     | Applicable Servicing 
  Criteria |                 | Additional 
  Information
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                                                                                     |                                  |                 |                           | 
|                        |                    | investor
  records, or such other number of days specified in the transaction
  agreements.                                                                                                                                                                                                                                                                                                                                         |                                  |                 |                           | 
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                                                                                     |                                  |                 |                           | 
|1122(d)(3)(iv)          |                    | Amounts remitted to
  investors per the investor reports agree with cancelled checks, or other form
  of payment, or custodial bank statements.                                                                                                                                                                                                                                                                                     |                                  | Not applicable. |                           | 
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                                                                                     |                                  |                 |                           | 
|                        |                    | Pool
  asset administration.                                                                                                                                                                                                                                                                                                                                                                                                        |                                  |                 |                           | 
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                                                                                     |                                  |                 |                           | 
|1122(d)(4)(i)           |                    | Collateral or security on
  pool assets is maintained as required by the transaction agreements or
  related pool asset documents.                                                                                                                                                                                                                                                                                                  |                                  | Applicable.     |                           | 
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                                                                                     |                                  |                 |                           | 
|1122(d)(4)(ii)          |                    | Pool assets and related
  documents are safeguarded as required by the transaction agreements.                                                                                                                                                                                                                                                                                                                                      |                                  | Applicable.     |                           | 
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                                                                                     |                                  |                 |                           | 
|1122(d)(4)(iii)         |                    | Any additions, removals or
  substitutions to the asset pool are made, reviewed and approved in accordance
  with any conditions or requirements in the transaction agreements.                                                                                                                                                                                                                                                     |                                  | Not applicable. |                           | 
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                                                                                     |                                  |                 |                           | 
|1122(d)(4)(iv)          |                    | Payments on pool assets,
  including any payoffs, made in accordance with the related pool asset
  documents are posted to the applicable servicers obligor records maintained
  no more than two business days after receipt, or such other number of days
  specified in the transaction agreements, and allocated to principal, interest
  or other items (e.g., escrow)
  in accordance with the related pool asset documents. |                                  | Not applicable. |                           | 
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                                                                                     |                                  |                 |                           | 
|1122(d)(4)(v)           |                    | The servicers records
  regarding the pool assets agree with the servicers records with respect to
  an obligors unpaid principal balance.                                                                                                                                                                                                                                                                                       |                                  | Not applicable. |                           | 
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                                                                                     |                                  |                 |                           | 
|1122(d)(4)(vi)          |                    | Changes with respect to
  the terms or status of an obligors pool asset (e.g., loan                                                                                                                                                                                                                                                                                                                                                |                                  | Not applicable. |                           | 

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|                        |                    |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |                                  |                 |                           | 
|----------------------- | ------------------ | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | -------------------------------- | --------------- | ------------------------- | 
|Regulation AB Reference | Servicing criteria |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            | Applicable Servicing 
  Criteria |                 | Additional 
  Information
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |                                  |                 |                           | 
|                        |                    | modifications or re-agings) are made, reviewed
  and approved by authorized personnel in accordance with the transaction
  agreements and related pool asset documents.                                                                                                                                                                                                                                                                                                                                                    |                                  |                 |                           | 
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |                                  |                 |                           | 
|1122(d)(4)(vii)         |                    | Loss mitigation or
  recovery actions (e.g.,
  forbearance plans, modifications and deeds in lieu of foreclosure,
  foreclosures and repossessions, as applicable) are initiated, conducted and
  concluded in accordance with the timeframes or other requirements established
  by the transaction agreements.                                                                                                                                                                                                           |                                  | Not applicable. |                           | 
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |                                  |                 |                           | 
|1122(d)(4)(viii)        |                    | Records documenting
  collection efforts are maintained during the period a pool asset is
  delinquent in accordance with the transaction agreements. Such records are
  maintained on at least a monthly basis, or such other period specified in the
  transaction agreements, and describe the entitys activities in monitoring
  delinquent pool assets including, for example, phone calls, letters and
  payment rescheduling plans in cases where delinquency is deemed temporary (e.g., illness or unemployment). |                                  | Not applicable. |                           | 
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |                                  |                 |                           | 
|1122(d)(4)(ix)          |                    | Adjustments to interest
  rates or rates of return for pool assets with variable rates are computed
  based on the related pool asset documents.                                                                                                                                                                                                                                                                                                                                                                           |                                  | Not applicable. |                           | 
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |                                  |                 |                           | 
|1122(d)(4)(x)           |                    | Regarding any funds held
  in trust for an obligor (such as escrow accounts):                                                                                                                                                                                                                                                                                                                                                                                                                                              |                                  | Not applicable. |                           | 
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |                                  |                 |                           | 
|1122(d)(4)(x)(A)        |                    | Such funds are analyzed,
  in accordance with the obligors pool asset documents, on at least an annual
  basis, or such other period specified in the transaction agreements;                                                                                                                                                                                                                                                                                                                                             |                                  | Not applicable. |                           | 

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|                        |                    |                                                                                                                                                                                                                                                                                                                                                                                                           |                                  |                 |                           | 
|----------------------- | ------------------ | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | -------------------------------- | --------------- | ------------------------- | 
|Regulation AB Reference | Servicing criteria |                                                                                                                                                                                                                                                                                                                                                                                                           | Applicable Servicing 
  Criteria |                 | Additional 
  Information
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                                                           |                                  |                 |                           | 
|1122(d)(4)(x)(B)        |                    | Interest on such funds is
  paid, or credited, to obligors in accordance with applicable pool asset
  documents and state laws; and                                                                                                                                                                                                                                                                       |                                  | Not applicable. |                           | 
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                                                           |                                  |                 |                           | 
|1122(d)(4)(x)(C)        |                    | Such funds are returned to
  the obligor within 30 calendar days of full repayment of the related pool
  asset, or such other number of days specified in the transaction agreements.                                                                                                                                                                                                                     |                                  | Not applicable. |                           | 
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                                                           |                                  |                 |                           | 
|1122(d)(4)(xi)          |                    | Payments made on behalf of
  an obligor (such as tax or insurance payments) are made on or before the
  related penalty or expiration dates, as indicated on the appropriate bills or
  notices for such payments, provided that such support has been received by
  the servicer at least 30 calendar days prior to these dates, or such other
  number of days specified in the transaction agreements. |                                  | Not applicable. |                           | 
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                                                           |                                  |                 |                           | 
|1122(d)(4)(xii)         |                    | Any late payment penalties
  in connection with any payment to be made on behalf of an obligor are paid
  from the servicers funds and not charged to the obligor, unless the late
  payment was due to the obligors error or omission.                                                                                                                                                                 |                                  | Not applicable. |                           | 
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                                                           |                                  |                 |                           | 
|1122(d)(4)(xiii)        |                    | Disbursements made on
  behalf of an obligor are posted within two business days to the obligors
  records maintained by the servicer, or such other number of days specified in
  the transaction agreements.                                                                                                                                                                                           |                                  | Not applicable. |                           | 
|                        |                    |                                                                                                                                                                                                                                                                                                                                                                                                           |                                  |                 |                           | 
|1122(d)(4)(xiv)         |                    | Delinquencies, charge-offs
  and uncollectable accounts are recognized and recorded in accordance with the
  transaction agreements.                                                                                                                                                                                                                                                                      |                                  | Not applicable. |                           | 

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|                        |                    |                                                                                                                                                                                        |                                  |                 |                           | 
|----------------------- | ------------------ | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | -------------------------------- | --------------- | ------------------------- | 
|Regulation AB Reference | Servicing criteria |                                                                                                                                                                                        | Applicable Servicing 
  Criteria |                 | Additional 
  Information
|                        |                    |                                                                                                                                                                                        |                                  |                 |                           | 
|1122(d)(4)(xv)          |                    | Any external enhancement
  or other support, identified in Item 1114(a)(1) through (3) or Item 1115 of
  this Regulation AB, is maintained as set forth in the transaction agreements. |                                  | Not applicable. |                           | 

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