GMC Sierra owners have reported 1 problem related to adaptive cruise control (under the forward collision avoidance category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of GMC Sierra based on all problems reported for the Sierra.
The contact owns a 2020 GMC Sierra denali. The contact stated that while driving with adaptive cruise control set to 55 mph, the vehicle suddenly accelerated. The contact depressed the brake pedal to disengage the adaptive cruise control settings, preventing the vehicle from crashing into the vehicle ahead. The contact stated that the failure had occurred while the adaptive cruise control was engaged. The approximate failure mileage was 99,000.
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all problems of the 2020 GMC Sierra
🔎.
| Problem Category | Number of Problems |
|---|---|
| Adaptive Cruise Control Software problems | |
| Adaptive Cruise Control problems |