Table 1 shows two common forward collision avoidance related problems of the 2024 GMC Sierra 2500. The number one most common problem is related to the adaptive cruise control (two problems). The second most common problem is related to the warnings (one problem).
| Problem Category | Number of Problems |
|---|---|
| Adaptive Cruise Control problems | |
| Warnings problems |
Unexpected braking at highway speeds. This has at least 50 times at highway speeds. The truck has experienced repeated false forward collision alerts and un-commanded automatic emergency braking events. Read details...
The systems have become unavailable. Took to dealership and they were told it just needed a software update. Dealer performed update gm sent and did not work. Dealer was told gm engineers would need to find a fix. Read details...