Integrated Trailer Brake Control problems of the 2020 GMC Sierra 1500

One problem related to integrated trailer brake control has been reported for the 2020 GMC Sierra 1500. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2020 GMC Sierra 1500 based on all problems reported for the 2020 Sierra 1500.

1 Integrated Trailer Brake Control problem

Failure Date: 04/23/2025

The contact owns a 2020 GMC Sierra 1500. The contact stated while driving 40 mph, the vehicle failed to properly respond. There were no warning lights illuminated; however, the message esc was displayed. The contact stated that the brakes, steering, and a message to check the trailer brakes was also displayed. The contact pulled over to the side of the road and the brake pedal was depressed several times however, the brakes failed to respond, and the vehicle was difficult to control. The vehicle was towed by aaa and then towed to a dealer however, the vehicle was not yet diagnosed. The contact stated that the brakes were inoperable, and the control center was destabilized. The vehicle was not yet repaired. The manufacturer was made aware of the failure and referred the contact to the NHTSA hotline. The failure mileage was approximately 125,000.


Other Electrical System related problems of the 2020 GMC Sierra 1500



Safety Ratings of Sierra 1500 Cars
Sierra 1500 Service Bulletins
Sierra 1500 Safety Recalls
Sierra 1500 Defect Investigations