Engine And Engine Cooling Related Problems of the 2006 GMC Sierra 2500

Table 1 shows four common engine and engine cooling related problems of the 2006 GMC Sierra 2500. The number one most common problem is related to the engine exhaust system (two problems). The second most common problem is related to the radiator (one problem).

Table 1. Engine And Engine Cooling related problems of GMC Sierra 2500


Recently reported Engine And Engine Cooling problems of the 2006 GMC Sierra 2500

The Engine Exhaust System problem

I have a 2006 GMC Sierra 2500 hd with 32000 miles. I have had to replace the brakes and rotors twice because they have rusted and rotted away. I have had to replace my exhaust because of rust and the entire under carriage and frame are heavily rusted.   Read details...

The Radiator problem

The contact owns a 2006 GMC Sierra 2500 hd. The contact was driving approximately 50 mph and smelled burning coolant and the temperature gauge began to rapidly increase. The contact inspected under the hood and noticed the engine overheating with complete loss of coolant.   Read details...

The Engine Cooling System problem

I have a 2006 GMC Sierra 2500 with the lbz duramax and allison transmission. Two of the transmission coolant lines began leaking transmission fluid at the crimp ends in Dec of 2010. The truck only had 30,000 miles, but was the 36 month warranty period. Service under warranty was denied.   Read details...


Engine And Engine Cooling related problems in other GMC Sierra 2500 model year vehicles:



Safety Ratings of Sierra 2500 Cars
Sierra 2500 Service Bulletins
Sierra 2500 Safety Recalls
Sierra 2500 Defect Investigations