Engine and engine cooling: exhaust system
Chevrolet technical service bulletin PIP5874 for 2023 Chevrolet Silverado 1500, 2023 GMC Sierra 1500 and 2023 Chevrolet Silverado 2500 and others.
- Bulletin number
- PIP5874
- Component
- Engine and engine cooling: exhaust system
- Summary
- This Preliminary information communicates that the exhaust backpressure valve is on a parts restriction.
Owners of these vehicles have filed 437 complaints in the engine category.
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