Engine
Chevrolet technical service bulletin PIP5121B for 2014-2018 Chevrolet Silverado 1500, 2015-2018 Chevrolet Tahoe and 2014-2018 GMC Sierra 1500 and others.
- Bulletin number
- PIP5121B
- Component
- Engine
- Summary
- This Preliminary Information communication provides information to the technician about vehicles that have the oil pressure gauge jumps from approximately 40 lb. to 60 lb. The 4.3L (L83), 5.3L (L86), 6.2L (LV3) engines are equipped with a two stage oil pump. Dealer should advise the customer this is normal operation for these engines.
Owners of these vehicles have filed 1,304 complaints in the engine category.
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