Forward Collision Avoidance Related Problems of the 2026 GMC Sierra 1500

Table 1 shows three common forward collision avoidance related problems of the 2026 GMC Sierra 1500. The number one most common problem is related to the adaptive cruise control (two problems). The second most common problem is related to the automatic emergency braking (two problems).

Table 1. Forward Collision Avoidance related problems of GMC Sierra 1500


Recently reported Forward Collision Avoidance problems of the 2026 GMC Sierra 1500

The Adaptive Cruise Control problem

Traveling home the day I purchased vehicle going through [xxx] with cruise set on 35,negotiating a right handed curve in the road and a vehicle was stopped in center lane turning left and my vehicle abruptly braked causing the vehicles behind me to take evasive action to keep from hitting me from   Read details...

The Automatic Emergency Braking problem

While driving at approximately 60 mph on an open road with no obstacles present and no braking input, the rear wheels spontaneously locked up without warning. No brake pedal input. No warning light prior to the event. No obstruction in the road.   Read details...

The Warnings problem

Vehicle keeps displaying a warning message to service drivers assistance system. Taken the vehicle to the dealership multiple time and the condition still persists. Dealership contacts gm tech support and are being told that gm is aware of the problem, programing issue, but they have no solution   Read details...


Forward Collision Avoidance related problems in other GMC Sierra 1500 model year vehicles:



Sierra 1500 Service Bulletins
Sierra 1500 Safety Recalls
Sierra 1500 Defect Investigations