Buick Enclave 2022–2025 — technical service bulletin
Bulletin 20-NA-136 · NHTSA communication 11010971 · issued Oct 24, 2024
Technical service bulletin
communication type
Power Train
component
2022–2025
model years
20
vehicle entries
Official summary
This informational bulletin describes/outlines the process for the 9T65 Automatic Transmission Replacement Pilot Program (U.S. Only).
Vehicles covered
- 2022 Buick Enclave
- 2023 Buick Enclave
- 2024 Buick Enclave
- 2022 Cadillac XT5
- 2023 Cadillac XT5
- 2024 Cadillac XT5
- 2025 Cadillac XT5
- 2022 Cadillac XT6
- 2023 Cadillac XT6
- 2024 Cadillac XT6
- 2025 Cadillac XT6
- 2022 Chevrolet Blazer
- 2023 Chevrolet Blazer
- 2024 Chevrolet Blazer
- 2025 Chevrolet Blazer
- 2022 Chevrolet Traverse
- 2023 Chevrolet Traverse
- 2024 Chevrolet Traverse
- 2022 GMC Acadia
- 2023 GMC Acadia
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.