This service bulletin provides a service procedure to correct a customer concern of a Malfunction...
Chevrolet technical service bulletin 21NA257 for 2019-2021 Chevrolet Malibu, 2019-2022 Chevrolet Silverado 1500 and 2019-2022 GMC Sierra 1500 and others.
- Bulletin number
- 21NA257
- Component
- Exterior lighting
- Summary
- This service bulletin provides a service procedure to correct a customer concern of a Malfunction Indicator Lamp (MIL) Illuminated - DTC P3075 Set.
Owners of these vehicles have filed 80 complaints in the lights category.
Vehicles covered
- Chevrolet Malibu 2019-2021 201920202021
- Chevrolet Silverado 1500 2019-2022 2019202020212022
- GMC Sierra 1500 2019-2022 2019202020212022
- Chevrolet Blazer 2019-2022 2019202020212022
- Chevrolet Trailblazer 2021-2022 20212022
- GMC Acadia 2020-2022 202020212022
- Cadillac XT5 2020-2022 202020212022
- Buick Encore GX 2020-2022 202020212022
- Cadillac CT5 2020-2022 202020212022
- Cadillac XT6 2020-2022 202020212022
- Cadillac XT4 2019-2022 2019202020212022
- Cadillac CT4 2020-2022 202020212022
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