GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2009
🢒
Sierra Denali
🢒
Brakes
🢒 Trailer Brake Controls
Brakes
All Description and Operation
Trailer Brake Controls Description and Operation
Diagnostic Procedures
Diagnostic Starting Point - Trailer Brake Controls
Symptoms - Trailer Brake Controls
Diagnostic Trouble Codes
DTC B3894
DTC C0561
DTC C056D or C056E
DTC C0800
DTC C0845
DTC C0870, C1112, C1113, C1114, or C1119
DTC C0880, C0890, C1115, C1116, C1117, or C1118
Electrical/Electronic Schematic Diagrams
Trailer Brake Control Schematics
Mechanical Specifications
Fastener Tightening Specifications
Removal, Installation, and Replacement
Trailer Brake Control Module Replacement
Trailer Brake Control Relay Replacement
Trailer Brake Control Switch Replacement