Table 1 shows seven common power train related problems of the 2003 GMC C2500. The number one most common problem is related to the transfer case (three problems). The second most common problem is related to the driveshaft (two problems).
| Problem Category | Number of Problems |
|---|---|
| Transfer Case problems | |
| Driveshaft problems | |
| Axle Assembly problems | |
| Automatic Transmission problems | |
| Universal Joint problems | |
| Power Train problems | |
| Differential Unit problems |
I have a 2003 GMC sierra 2500hd. The four wheel drive works intermittently. According to GMC document id#1400441 there is no fix for this problem now. However, they are working on the problem and as soon as a fix is available they will make the repairs in the trucks. Read details...
2003 GMC sierra 3/4 ton, 8. 1 litre engine with allison transmission-gm says they are aware there is a problem with the driveshaft where it goes in to the rear end. Every 10,000 to 15,000 miles it must be removed and cleaned, greased and replaced. Read details...
Vehicle started to make noise. Consumer took the vehicle to the dealer to have the tires checked. Front tire axle nut was found to be loose. Also, the rotors and bearings had to be replaced. Read details...