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Home >> Cadillac >> 2007 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 1072 (Trailer Brake Control System) >> Diagnostic Information and Procedures >> DTC C1117 >> 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 redundant manual apply switch circuit diagnostic monitors for circuit faults on the redundant manual apply switch input to the trailer brake control module (TBCM).

This DTC will also be detected when a fault is detected in the 5 v reference voltage or in TBCM ground circuit

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