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Home >> GMC >> 2016 >> Canyon SL >> Repair and Diagnosis >> External Pages >> Different car >> Section 61 (Trailer Brake Control System) >> Diagnostic Information and Procedures >> DTC C111A: Trailer Brake Power Control Module >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different car, the 2017 GMC Canyon and 2017 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
DTC C111A 43

The trailer brake power control module has detected an internal malfunction.

DTC C111A 54

The trailer brake power control module has overheated due to an excessive current draw in the vehicle's trailer auxiliary supply voltage circuit or the customer's trailer.

For symptom byte information, refer to Symptom Byte List

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