GMC TSB #PIP-5198-B
2015 GMC Sierra 1500
Affected Component: ELECTRICAL SYSTEM:WIRING
- Summary
- THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS FOR DIAGNOSING THE CONCERN. THE VEHICLE MAY HAVE WARNING LAMPS AND/OR MIL ILLUMINATED WITH A DIESEL EXHAUST FLUID (DEF) MESSAGE DISPLAYED ON THE CLUSTER. WIRING HARNESS REPAIR INSTRUCTIONS ARE PROVIDED.