January 28, 2025 Service bulletin

This engineering information (EI) is requesting information from technicians to perform the check list...

Chevrolet technical service bulletin PIE0812 for 2020-2021 Chevrolet Silverado 1500, 2021 Chevrolet Tahoe and 2020-2021 GMC Sierra 1500 and others.

Bulletin number: PIE0812
Component: Engine
Summary: This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to the vehicle having loss of power and/or having the MIL illuminated on the Driver Information Center (DIC).

Owners of these vehicles have filed 2,152 complaints in the engine category.

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