Service Brakes Related Problems of the 2012 GMC Sierra

Table 1 shows five common service brakes related problems of the 2012 GMC Sierra. The number one most common problem is related to the service brakes (three problems). The second most common problem is related to the brake light on (one problem).

Table 1. Service Brakes related problems of GMC Sierra


Recently reported Service Brakes problems of the 2012 GMC Sierra

The Service Brakes problem

The fuel injection pump cp4 had a catastrophic failure as I was driving on a heavily traveled four lane highway, us rt. 20. I lost power steering and brakes. I felt fortunate that I was not towing a 16,000 lb. Fifth wheel camper down a mountain road.   Read details...

The Brake Light On problem

Just purchases new 2012 GMC Sierra 3500 , 400 miles , have had alignment / steering problems with a drift to left and a wondering steering wheel, also brake and abs lights on, went to dealer they looked at it for 2 hrs, and said it needed a part ordered and there was a TSB on it, the tech said it   Read details...

The Brake Master Cylinder problem

I purchased a 2012 GMC Sierra denali from stahl motors in monterey, CA in February of 2015. They are not willing to pay for the damages to my truck even though they sold me a completely dangerous vehicle, which I will explain.   Read details...


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



Fuel Economy of Sierra Vehicles
Sierra Service Bulletins
Sierra Safety Recalls
Sierra Defect Investigations