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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1593 (Trailer Brake Control System) >> Diagnostic Information and Procedures >> DTC C0870, C1112, C1113, C1114, or C1119 (Gasoline With LY6, or Diesel) >> DTC Descriptors

DTC Descriptors

WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
DTC C0870 00

Device Voltage Reference Output 1 Circuit

DTC C1112 00

Trailer Brake Control Relay Low Control Circuit

DTC C1113 01

Trailer Brake Control Relay High Control Circuit Short to Battery

DTC C1114 00

Trailer Brake Control Solenoids Control Circuit

DTC C1119 00

Trailer Brake Control Relay Feedback Circuit

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