Table 1 shows seven common service brakes related problems of the 2020 GMC Sierra 1500. The number one most common problem is related to the service brakes (36 problems). The second most common problem is related to the brakes failed (six problems).
The brakes suddenly activate and cause the vehicle to rapidly stop with no warning of any kind and without any braking action being taken by the driver. Then, the brakes do not release and the vehicle cannot be moved as the brakes remain on. Read details...
After having all sorts of warnings over time like "service esc," "service parking brake," and more, I now see "brake system failure: 62 mph top speed" flash across my dash. I am reading and hearing that this is a very dangerous problem. New truck. Brand new. Read details...
Abs light limited to 43 mph esc system steering assist reduced service trailer brake system engine light on Read details...