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GMC TSB #PIT5289A
2012 GMC Savana
TSB Document:
Affected Component: ELECTRICAL SYSTEM
- Summary
- This Preliminary Information communication provides information to the technician about vehicles that may have a "Service Charging System" message displayed on the Driver Information Center or low voltage reading on the volt gauge during the first several minutes after a cold start. Technician may find Diagnostic Trouble Code B1517 sym 03. Technician will need to update the calibration in the Body Control Module by contacting Techline customer support center.
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