This service bulletin provides repair information for dealers/technicians to correct a customer concern of...
Chevrolet technical service bulletin 21NA256 for 2019-2022 Chevrolet Silverado 1500, 2019-2022 GMC Sierra 1500 and 2019-2022 Chevrolet Blazer and others.
- Bulletin number
- 21NA256
- Component
- Exterior lighting
- Summary
- This service bulletin provides repair information for dealers/technicians to correct a customer concern of a Malfunction Indicator Lamp Illuminated with DTC P26BB Set.
Owners of these vehicles have filed 88 complaints in the lights category.
Vehicles covered
- Chevrolet Silverado 1500 2019-2022 2019202020212022
- GMC Sierra 1500 2019-2022 2019202020212022
- Chevrolet Blazer 2019-2022 2019202020212022
- GMC Acadia 2019-2022 2019202020212022
- Buick Encore 2019-2022 2019202020212022
- Cadillac XT5 2019-2022 2019202020212022
- Buick Encore GX 2020-2022 202020212022
- Cadillac CT5 2020-2022 202020212022
- Cadillac XT4 2019-2022 2019202020212022
- Cadillac CT4 2020-2022 202020212022
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