- September 28: GM Shift to Park Class Action Lawsuit Debated in Ohio news | 4 days ago
- September 27: Chevrolet Express and GMC Savana Cutaways Recalled recalls | 5 days ago
- September 23: GM Vortec Engine Lawsuit: Arbitration Motion Denied news | 9 days ago
- September 21: GM Brake Fluid Warning Light Problems: 488,000 Vehicles Recalled recalls | 11 days ago
- September 3: GM's Special Coverage N192219480 Program Closes Investigation investigations | 29 days ago
GMC TSB #PIT5311
2015 GMC Yukon
TSB Document:
Affected Component: TRAILER HITCHES
- Summary
- This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have an intermittent "Check Trailer Wiring" or "Service Trailer Brake" message on the Driver Information Center. Technician may find Diagnostic Trouble Code C1114. Technician will inspect and clean the ground wire (normally white wire) connection on the trailer side of the 7-pin connector. Inspect that the wires inside the trailer side connector are clean and securely fastened. If the vehicle's 7-way connector socket terminals are deformed or have excessive wear, it will be necessary to replace the truck side connector from General Motors Customer Care and Aftersales along with the trailer's 7-way connector plug.
Click a tab for more information.