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January 1, 2011 Service bulletin

Gm: there are multiple concerns with the onstar system

Chevrolet technical service bulletin 08-08-46-008C for 2009 Chevrolet Malibu, 2009 Chevrolet Impala and 2009 Chevrolet Trailblazer and others.

Bulletin number
08-08-46-008C
Component
Electrical system: software
Summary
Gm: there are multiple concerns with the onstar system. It is not working correctly and the battery may drain. Rm

Owners of these vehicles have filed 1,042 complaints in the electrical category.

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