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Home >> Cadillac >> 2012 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 1021 (Trailer Brake Control System) >> Diagnostic Information and Procedures >> DTC C1114 >> Circuit/System Description
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Circuit/System Description

WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

The trailer brake control module (TBCM) monitors for faults on the trailer brake solid state relay (SSR) output auxiliary supply voltage circuit for fault for a short to ground, short to battery, or open circuit.

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