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November 7, 2014 Service bulletin

This informational bulletin was created to help technician identify non GM calibrations for the gasoline...

Chevrolet technical service bulletin 09-06-04-026I for 2010-2011, 2014 Chevrolet Silverado 1500, 2010-2015 Chevrolet Tahoe and 2014 GMC Sierra 1500 and others.

Bulletin number
09-06-04-026I
Component
Electrical system: software
Summary
This informational bulletin was created to help technician identify non GM calibrations for the gasoline engines and the damages that may be caused by aftermarket calibrations

Owners of these vehicles have filed 2,058 complaints in the electrical category.

Vehicles covered

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