|  |  |  |
|--|--|--|
|  |

|                                                                |  |                                      |  |  |  |  |  |  |
|----------------------------------------------------------------|--|--------------------------------------|--|--|--|--|--|--|
| Delaware                                                       |  | 87-6599534                           |
| (State or other jurisdiction of incorporation or organization) |  | (I.R.S. Employer Identification No.) |
|                                                                |  |                                      |
| AmeriCredit Financial Services, Inc. (as originator)           |  |                                      |
| 801 Cherry Street, Suite 3500                                  |  |                                      |
| Fort Worth, TX                                                 |  | 76102                                |
| (Address of principal executive offices)                       |  | (Zip Code)                           |

|                                 |  |                                   |  |  |  |  |  |  |
|---------------------------------|--|-----------------------------------|--|--|--|--|--|--|
| Large accelerated filer ☐ |  | Accelerated filer ☐         |
| Non-accelerated filer ☒   |  | Smaller reporting company ☐ |
|                                 |  | Emerging growth company ☐   |

|  |  |  |
|--|--|--|
|  |

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|          |                   |  |  |  |  |
|----------|-------------------|--|--|--|--|
| ITEM 1.  | BUSINESS          |
| ITEM 1A. | RISK FACTORS      |
| ITEM 1C. | CYBERSECURITY     |
| ITEM 2.  | PROPERTIES        |
| ITEM 3.  | LEGAL PROCEEDINGS |

----

|          |                                                                                                                    |  |  |  |  |
|----------|--------------------------------------------------------------------------------------------------------------------|--|--|--|--|
| ITEM 5.  | MARKET FOR REGISTRANT’S COMMON EQUITY, RELATED STOCKHOLDER MATTERS AND ISSUER PURCHASES OF EQUITY SECURITIES |
| ITEM 6.  | [RESERVED]                                                                                                 |
| ITEM 7.  | MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS                        |
| ITEM 7A. | QUANTITATIVE AND QUALITATIVE DISCLOSURES ABOUT MARKET RISK                                                         |
| ITEM 8.  | FINANCIAL STATEMENTS AND SUPPLEMENTARY DATA                                                                        |
| ITEM 9.  | CHANGES IN AND DISAGREEMENTS WITH ACCOUNTANTS ON ACCOUNTING AND FINANCIAL DISCLOSURE                               |
| ITEM 9A. | CONTROLS AND PROCEDURES                                                                                            |

|          |                                                                                                |  |  |  |  |
|----------|------------------------------------------------------------------------------------------------|--|--|--|--|
| ITEM 10. | DIRECTORS, EXECUTIVE OFFICERS AND CORPORATE GOVERNANCE                                         |
| ITEM 11. | EXECUTIVE COMPENSATION                                                                         |
| ITEM 12. | SECURITY OWNERSHIP OF CERTAIN BENEFICIAL OWNERS AND MANAGEMENT AND RELATED STOCKHOLDER MATTERS |
| ITEM 13. | CERTAIN RELATIONSHIPS AND RELATED TRANSACTIONS, AND DIRECTOR INDEPENDENCE                      |
| ITEM 14. | PRINCIPAL ACCOUNTANT FEES AND SERVICES                                                         |

----

|     |     |                              |  |  |  |  |  |  |
|-----|-----|------------------------------|--|--|--|--|--|--|
| (a) | (1) | Not applicable               |
|     | (2) | Not applicable               |
|     | (3) | As reported under clause (b) |

----

|                |  |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |  |  |  |  |  |  |
|----------------|--|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--|--|--|--|--|--|
| Exhibit Number |  | Description                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |
|                |  |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
| Exhibit 3.1    |  | Amended and Restated Articles of Incorporation, dated as of March 1, 2023, of AFS SenSub Corp. (incorporated by reference from Exhibit 3.1 of the Form SF-3 filed by AFS SenSub Corp. (File No. 333-275606) with the SEC on November 16, 2023).                                                                                                                                                                                                                                                                                       |
| Exhibit 3.2    |  | Amended and Restated Bylaws, dated as of March 1, 2023, of AFS SenSub Corp. (incorporated by reference from Exhibit 3.2 of the Form SF-3 filed by AFS SenSub Corp. (File No. 333-275606) with the SEC on November 16, 2023).                                                                                                                                                                                                                                                                                                          |
| Exhibit 4.1    |  | Indenture, dated as of October 21, 2021, between GM Financial Consumer Automobile Receivables Trust 2021-4 and The Bank of New York Mellon, as Trustee and Trust Collateral Agent (incorporated by reference from Exhibit 4.1 of the Current Report on Form 8-K filed by GM Financial Consumer Automobile Receivables Trust 2021-4 (File No. 333-249515-04) with the SEC on October 27, 2021).                                                                                                                              |
|                |  |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
| Exhibit 4.2    |  | Amended and Restated Trust Agreement, dated as of October 21, 2021, between AFS SenSub Corp., as Seller, and Wilmington Trust Company, as Owner Trustee (incorporated by reference from Exhibit 4.2 of the Current Report on Form 8-K filed by GM Financial Consumer Automobile Receivables Trust 2021-4 (File No. 333-249515-04) with the SEC on October 27, 2021).                                                                                                                                                        |
|                |  |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
| Exhibit 4.3    |  | Sale and Servicing Agreement, dated as of October 21, 2021, among GM Financial Consumer Automobile Receivables Trust 2021-4, as Issuer, AmeriCredit Financial Services, Inc., d/b/a GM Financial, as Servicer, AFS SenSub Corp., as Seller, and The Bank of New York Mellon, as Trust Collateral Agent (incorporated by reference from Exhibit 4.3 of the Current Report on Form 8-K filed by GM Financial Consumer Automobile Receivables Trust 2021-4 (File No. 333-249515-04) with the SEC on October 27, 2021). |
|                |  |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
| Exhibit 10.1   |  | Purchase Agreement, dated as of October 21, 2021, between AmeriCredit Financial Services, Inc., d/b/a GM Financial, as Seller and AFS SenSub Corp., as Purchaser (incorporated by reference from Exhibit 10.1 of the Current Report on Form 8-K filed by GM Financial Consumer Automobile Receivables Trust 2021-4 (File No. 333-249515-04) with the SEC on October 27, 2021).                                                                                                                                      |
|                |  |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
| Exhibit 10.6   |  | Asset Representations Review Agreement, dated as of October 21, 2021, among GM Financial Consumer Automobile Receivables Trust 2021-4, AmeriCredit Financial Services, Inc., d/b/a GM Financial, and Clayton Fixed Income Services LLC, as Asset Representation Reviewer (incorporated by reference from Exhibit 10.6 of the Current Report on Form 8-K filed by GM Financial Consumer Automobile Receivables Trust 2021-4 (File No. 333-249515-04) with the SEC on October 27, 2021).                              |
|                |  |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
| Exhibit 31.1   |  | Rule 13a-14(a)/15d-14(a) Certification (Section 302 Certification).                                                                                                                                                                                                                                                                                                                                                                                                                                                               |
|                |  |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
| Exhibit 33.1   |  | Management’s Assertion Regarding Compliance with Applicable Servicing Criteria concerning servicing activities of AmeriCredit Financial Services, Inc. and its subsidiaries for the year ended December 31, 2023.                                                                                                                                                                                                                                                                                                          |
|                |  |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
| Exhibit 33.2   |  | Assessment of Compliance with Applicable Servicing Criteria (The Bank of New York Mellon).                                                                                                                                                                                                                                                                                                                                                                                                                                            |
|                |  |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
| Exhibit 34.1   |  | Report of Independent Registered Public Accounting Firm (Ernst & Young LLP).                                                                                                                                                                                                                                                                                                                                                                                                                                                      |
|                |  |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
| Exhibit 34.2   |  | Report of Independent Registered Public Accounting Firm (KPMG LLP).                                                                                                                                                                                                                                                                                                                                                                                                                                                                   |
|                |  |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
| Exhibit 35.1   |  | Servicer Compliance Statement of AmeriCredit Financial Services, Inc.                                                                                                                                                                                                                                                                                                                                                                                                                                                                 |

----

----

|                |  |                                                                                                                                                                                                                              |  |  |  |  |  |  |
|----------------|--|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--|--|--|--|--|--|
| Exhibit Number |  | Description                                                                                                                                                                                                                  |
| Exhibit 33.1   |  | Management’s Assertion Regarding Compliance with Applicable Servicing Criteria concerning servicing activities of AmeriCredit Financial Services, Inc. and its subsidiaries for the year ended December 31, 2023. |
|                |  |                                                                                                                                                                                                                              |
| Exhibit 33.2   |  | Assessment of Compliance with Applicable Servicing Criteria (The Bank of New York Mellon).                                                                                                                                   |
|                |  |                                                                                                                                                                                                                              |
| Exhibit 34.1   |  | Report of Independent Registered Public Accounting Firm (Ernst & Young LLP).                                                                                                                                             |
|                |  |                                                                                                                                                                                                                              |
| Exhibit 34.2   |  | Report of Independent Registered Public Accounting Firm (KPMG LLP).                                                                                                                                                          |
|                |  |                                                                                                                                                                                                                              |

|                |  |                                                                       |  |  |  |  |  |  |
|----------------|--|-----------------------------------------------------------------------|--|--|--|--|--|--|
| Exhibit Number |  | Description                                                           |
| Exhibit 35.1   |  | Servicer Compliance Statement of AmeriCredit Financial Services, Inc. |

----

|  |         |  |                                |                                                      |  |  |  |  |  |  |  |  |  |  |  |  |  |
|--|---------|--|--------------------------------|------------------------------------------------------|--|--|--|--|--|--|--|--|--|--|--|--|--|
|  | By: |  | AFS SENSUB CORP.,              |                                                      |
|  |         |  | as Depositor                   |                                                      |
|  |         |  |                                |                                                      |  |
|  | By: |  | /s/ Susan B. Sheffield |                                                      |
|  |         |  | Name:                      | Susan B. Sheffield                                   |
|  |         |  | Title:                     | Executive Vice President and Chief Financial Officer |
|  |         |  | Dated:                     | March 4, 2024                                        |  |