This service bulletin provides diagnostic information/procedures to aid the service technician in...
Chevrolet technical service bulletin 21-NA-169 for 2022 Chevrolet Malibu, 2022-2025 Chevrolet Blazer and 2022-2025 Chevrolet Trailblazer and others.
- Bulletin number
- 21-NA-169
- Component
- Power train
- Summary
- This service bulletin provides diagnostic information/procedures to aid the service technician in diagnosing 9T45/50/60 automatic transmissions with low mileage and DTCs current or history related to the control solenoids and valves.
Owners of these vehicles have filed 244 complaints in the transmission category.
Vehicles covered
- Chevrolet Malibu 2022 2022
- Chevrolet Blazer 2022-2025 2022202320242025
- Chevrolet Trailblazer 2022-2025 2022202320242025
- GMC Acadia 2022-2023 20222023
- GMC Terrain 2022-2024 202220232024
- Cadillac XT5 2022-2025 2022202320242025
- Buick Envision 2022-2025 2022202320242025
- Buick Encore GX 2022-2025 2022202320242025
- Cadillac XT6 2022-2025 2022202320242025
- Cadillac XT4 2022-2025 2022202320242025
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