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June 1, 2021 Service bulletin

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

Chevrolet technical service bulletin PIE0643 for 2021 Chevrolet Tahoe, 2021 Chevrolet Suburban and 2020-2021 Chevrolet Corvette and others.

Bulletin number
PIE0643
Component
Electrical system: instrument cluster/panel
Summary
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Malfunction Indicator Lamp (MIL) illuminated on Driver Information Center (DIC).

Owners of these vehicles have filed 173 complaints in the electrical category.

Vehicles covered

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