Service Brakes Related Problems of the 2020 GMC Sierra 2500

Table 1 shows three common service brakes related problems of the 2020 GMC Sierra 2500. The number one most common problem is related to the service brakes (ten problems). The second most common problem is related to the brake disc pads (two problems).

Table 1. Service Brakes related problems of GMC Sierra 2500


Recently reported Service Brakes problems of the 2020 GMC Sierra 2500

The Service Brakes problem

The main tailgate will not go down or function properly and it says online there is a national recall for this, but does not come up when I search my vehicle. When I turn on my left turn signal the brights flash for no reason and this is a known major issue with the vehicles as well.   Read details...

The Brake Disc Pads problem

Brakes since new squeeled. Took to dealer and dealer said it was normal. Have had the truck about 11 months now. Dealer stated gm now uses a different pad material and I would have to pay for it at a cost of close to $1,000 to replace the pads.   Read details...

The Brake Antilock Wheel Speed Sensor problem

Tl the contact owns a 2020 GMC Sierra 2500. While driving 5 mph, the brakes engaged automatically and the traction control warning indicator illuminated. The vehicle was taken several times to carl black Chevrolet Buick GMC (located at 1110 roberts boulevard northwest, kennesaw, GA 30144, (888)   Read details...


Service Brakes related problems in other GMC Sierra 2500 model year vehicles:



Sierra 2500 Service Bulletins
Sierra 2500 Safety Recalls
Sierra 2500 Defect Investigations