Power Train Related Problems of the 2005 GMC Sierra 2500

Table 1 shows four common power train related problems of the 2005 GMC Sierra 2500. The number one most common problem is related to the power train (four problems). The second most common problem is related to the transmission fluid leaking (one problem).

Table 1. Power Train related problems of GMC Sierra 2500


Recently reported Power Train problems of the 2005 GMC Sierra 2500

The Power Train problem

Slight clunking started when shifting into drive. Fluid on garage floor. Off to aamco. Found two holes in transfercase. The "4 star buffering ring" on shaft inside pounded two holes in casing. Just step on gas and torque pounds the ring into the casing until holes are made.   Read details...

The Transmission Fluid Leaking problem

Gm states that dexron-vi is fully backwards compatible with all dexron-iii applications. My vehicle is a 2005 GMC sierra k2500hd, with an 8. 1l gasoline engine and allison 1000 transmission. After performing a routine service on my transmission (fluid drain and refill), replacing the dexron-iii   Read details...

The Axle Shaft problem

The contact owns a 2005 GMC Sierra 2500 hd. The contact stated that when he drives his vehicle uphill with a trailer in tow, the vehicle slams into third gear, jerks, and overheats. The failure occurs at various speeds. The failure mileage was 35,000.   Read details...


Power Train 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