Electrical system
Chevrolet technical service bulletin PIP5711B for 2020-2022 Chevrolet Silverado 2500, 2020-2022 GMC Sierra 2500 and 2020-2022 Chevrolet Silverado 3500 and others.
- Bulletin number
- PIP5711B
- Component
- Electrical system
- Summary
- This Preliminary information communicates to the dealer technicians a warm engine knock noise has no short or long term effects on the engine. Do not attempt repairs for this noise.
Owners of these vehicles have filed 140 complaints in the electrical category.
Vehicles covered
- Chevrolet Silverado 2500 2020-2022 202020212022
- GMC Sierra 2500 2020-2022 202020212022
- Chevrolet Silverado 3500 2020-2022 202020212022
- GMC Sierra 3500 2020-2022 202020212022
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