Engine and engine cooling
Chevrolet technical service bulletin PIP5612A for 2019 Chevrolet Silverado 1500 and 2019 GMC Sierra 1500.
- Bulletin number
- PIP5612A
- Component
- Engine and engine cooling
- Summary
- This Preliminary information communicates A vehicle may have a humming, whining or whistle noise from engine bellhousing area. This could be caused by a restriction in the PCV system
Owners of these vehicles have filed 759 complaints in the engine category.
Vehicles covered
- Chevrolet Silverado 1500 2019 2019
- GMC Sierra 1500 2019 2019
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