Air Brake Antilock Problems of GMC Sierra 1500

The contact owns a 2020 GMC Sierra 1500. The contact stated while driving various speeds, the vehicle was stuck in gear. While driving there was an abnormal burning odor coming from the vehicle. The vehicle failed to start on several occasions. There were sparks from the passenger's side front seat. Several unknown warning lights were illuminated. The vehicle was taken to the local dealer, where it was diagnosed with electrical, transmission module, wiring harness, air alternator cooler, and exhaust system failures. The vehicle was repaired; however, the failure recurred. Additionally, while driving at undisclosed speeds, there was a failure with the vault meter. The onstar system provided an error with the antilock braking system. The manufacturer was contacted, but no assistance was provided. The failure mileage was approximately 44,000.

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If slowing down to stop, I apply my brakes, if I am going over any bumbs in the road my brakes release make it impossible for me to stop in time, so for no wrecks but if my speed was higher and had to make a stop where there are bumps or ripples in the road, there will be an accident.

See all problems of the 1999 GMC Sierra 1500 🔎.

Abs activating even on dry pavement with moderate braking, significantly extending braking distances.

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No summary listed for above vehicle.

See all problems of the 1998 GMC Sierra 1500 🔎.