The informational bulletin explains the normal noises that are emitted from the engine once the engine is...
Chevrolet technical service bulletin 19NA188 for 2020-2022 Chevrolet Silverado 1500 and 2020-2022 GMC Sierra 1500.
- Bulletin number
- 19NA188
- Component
- Engine and engine cooling
- Summary
- The informational bulletin explains the normal noises that are emitted from the engine once the engine is turned off.
Owners of these vehicles have filed 1,908 complaints in the engine category.
Vehicles covered
- Chevrolet Silverado 1500 2020-2022 202020212022
- GMC Sierra 1500 2020-2022 202020212022
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