One problem related to cruise 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.
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.
| Cruise Control problems | |
| Vehicle Speed Control problems |