Service update
Chevrolet technical service bulletin 12238 for 2013 Chevrolet Malibu, 2012 Buick Regal and 2012 Buick Lacrosse.
- Bulletin number
- 12238
- Component
- Engine
- Summary
- 12238 - service update. The generator control module (gcm) may not function properly, resulting in the gradual loss of battery charge, illumination of the mil, and eventual engine stall or no start condition. Dealers are to inspect and replace the gcm, if necessary.
Owners of these vehicles have filed 287 complaints in the engine category.
Vehicles covered
- Chevrolet Malibu 2013 2013
- Buick Regal 2012 2012
- Buick Lacrosse 2012 2012
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