GMC TSB #SBU-15115
2015 GMC Sierra 3500
Affected Component: ELECTRICAL SYSTEM:SOFTWARE
- Summary
- GMC/CHEVROLET: A REPROGRAMMING SERVICE PROCEDURE IS PROVIDED REGARDING UPDATE ON NEW SOFTWARE FOR GLOW PLUG CONTROL MODULE FOR CERTAIN TRUCKS THAT GENERATE EXCESSIVE HEAT, CAUSING A SHORT CIRCUIT IN TRANSISTOR AND/OR FIRE. MODEL 2015 SILVERADO & SIERRA HD CREW, DENALI, REGULAR EXT. *PE