Buick TSB #12238
2012 Buick Regal
TSB Document:
Affected Component: ELECTRICAL SYSTEM:12V/24V/48V BATTERY
- 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.
Click a tab for more information.