Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
CHEVROLET, GMC
Reported code forms C1114
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer Brake System? message on the Driver…
CHEVROLET, GMC
Reported code forms C1114
This preliminary information communicates a Diagnostic Tip for a Service Trailer Brake Message with DTC C111B C1112 C1113 C1114 advising to address any battery issues first before any in depth diagnostics are done.
CHEVROLET, GMC
Reported code forms C1114
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer Brake System” message on the Driver…
CHEVROLET, GMC
Reported code forms C1114
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer Brake System” message on the Driver…
CHEVROLET, GMC
Reported code forms C1114
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer Brake System" message on the Driver…
CHEVROLET, GMC
Reported code forms C1114
This Preliminary Information communication provides information to the technician about vehicles that have Trailer connection not recognized or ?Check Trailer wiring? or ?Service Trailer Brake? message. Technician may…
CHEVROLET, GMC
Reported code forms C1114
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…
CHEVROLET, GMC
Reported code forms C1114
GMC/CHEVROLET: TRUCKS WITH INTEGRATED TRAILER BRAKE CONTROLLER (ITBC) MAY RECEIVED AN INTERMITTENT CHECK TRAILER WIRING, AND/OR SERVICE TRAILER BRAKE MESSAGE WITH DIAGNOSTIC TROUBLE CODE (DTC) C1114 AND HAVE ITBC…
CHEVROLET, GMC
Reported code forms C1114
SERVICE TRAILER BRAKE MESSAGE WITH DTC C1114 AND/OR C1112. WITH RPO JL1. *NJ UPDATED 3/28/11. *PE