This technical bulletin provides a procedure to program the ECM to correct the customers concern.
Chevrolet technical service bulletin 21NA096 for 2021 Chevrolet Silverado 1500 and 2021 GMC Sierra 1500.
- Bulletin number
- 21NA096
- Component
- Engine and engine cooling
- Summary
- This technical bulletin provides a procedure to program the ECM to correct the customers concern.
Owners of these vehicles have filed 825 complaints in the engine category.
Vehicles covered
- Chevrolet Silverado 1500 2021 2021
- GMC Sierra 1500 2021 2021
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