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August 1, 2012 Service bulletin

Chevrolet/gmc: starter motor, on certain suvs, may wear thru, after contact, wiring insulation, which...

Chevrolet technical service bulletin SB-12188 for 2012 Chevrolet Silverado, 2012 GMC Sierra and 2012 Chevrolet Avalanche.

Bulletin number
SB-12188
Component
Engine
Summary
Chevrolet/gmc: starter motor, on certain suvs, may wear thru, after contact, wiring insulation, which causes circuit condition to short out. Starter motor becomes inoperative. Models 2013 chevrolet avalanche, silverado and gmc sierra.

Owners of these vehicles have filed 15 complaints in the engine category.

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