BUICK, CADILLAC, CHEVROLET, GMC
21NA256
Manufacturer communications
- Publication date
- 2021-12-13
- Received by NHTSA
- 2022-02-14
- NHTSA record numbers
- 10207916
Manufacturer summary
Original wording in English
This service bulletin provides repair information for dealers/technicians to correct a customer concern of a Malfunction Indicator Lamp Illuminated with DTC P26BB Set.
Reported code forms
Check vehicle applicability
A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
| Make | Model | Model year |
|---|---|---|
| Buick | ENCORE | 2022 |
| Buick | ENCORE | 2021 |
| Buick | ENCORE | 2020 |
| Buick | ENCORE | 2019 |
| Buick | ENCORE GX | 2022 |
| Buick | ENCORE GX | 2021 |
| Buick | ENCORE GX | 2020 |
| Cadillac | CT4 | 2022 |
| Cadillac | CT4 | 2021 |
| Cadillac | CT4 | 2020 |
| Cadillac | CT5 | 2022 |
| Cadillac | CT5 | 2021 |
| Cadillac | CT5 | 2020 |
| Cadillac | XT4 | 2022 |
| Cadillac | XT4 | 2021 |
| Cadillac | XT4 | 2020 |
| Cadillac | XT4 | 2019 |
| Cadillac | XT5 | 2022 |
| Cadillac | XT5 | 2021 |
| Cadillac | XT5 | 2020 |
| Cadillac | XT5 | 2019 |
| Chevrolet | BLAZER | 2022 |
| Chevrolet | BLAZER | 2021 |
| Chevrolet | BLAZER | 2020 |
| Chevrolet | BLAZER | 2019 |
| Chevrolet | SILVERADO 1500 | 2022 |
| Chevrolet | SILVERADO 1500 | 2021 |
| Chevrolet | SILVERADO 1500 | 2020 |
| Chevrolet | SILVERADO 1500 | 2019 |
| GMC | ACADIA | 2022 |