Table 1 shows two common vehicle speed control related problems of the 2020 GMC Sierra 1500. The number one most common problem is related to the vehicle speed control (nine problems). The second most common problem is related to the cruise control (one problem).
| Problem Category | Number of Problems |
|---|---|
| Vehicle Speed Control problems | |
| Cruise Control problems |
The contact owns a 2020 GMC Sierra 1500. The contact stated that while driving at an undisclosed speed, the vehicle decelerated to 30 mph. The check engine warning light was illuminated. The vehicle was taken to a local dealer, where it was diagnosed, and determined that the timing belt needed to Read details...
The vehicle has made "panic stops" at highway speeds 5 times when using adaptive cruise control with no input from driver or surrounding environment I. E. . Clear road, no traffic, sun or no sun. Read details...