This service bulletin provides diagnostic information/procedures to aid the service technician in...
Chevrolet technical service bulletin 21-NA-169 for 2021-2023 Chevrolet Malibu, 2021-2024 Chevrolet Blazer and 2021-2024 Chevrolet Trailblazer and others.
- Bulletin number
- 21-NA-169
- Component
- Electrical system
- 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 463 complaints in the electrical category.
Vehicles covered
- Chevrolet Malibu 2021-2023 202120222023
- Chevrolet Blazer 2021-2024 2021202220232024
- Chevrolet Trailblazer 2021-2024 2021202220232024
- GMC Acadia 2021-2024 2021202220232024
- GMC Terrain 2021-2024 2021202220232024
- Cadillac XT5 2021-2024 2021202220232024
- Buick Envision 2021-2024 2021202220232024
- Buick Encore GX 2021-2024 2021202220232024
- Cadillac XT6 2021-2024 2021202220232024
- Cadillac XT4 2021-2024 2021202220232024
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