Table 1 shows 23 common power train related problems of the 2002 GMC Envoy. The number one most common problem is related to the automatic transmission (25 problems). The second most common problem is related to the transfer case (19 problems).
I just experienced a safety defect that could have had very serious consequences. It involves the failure of the shift cable attachment to the transmission mounted shift lever. You unknowingly loose the ability to place the transmission into the "park" position, with the resulting vehicle Read details...
Vehicle will not move when put in drive or reverse from park position. After switching from 4wd to 2hi etc. It sometimes will engage and move. If in fact the vehicle moves it hesitates when making deep turns. For the most part it is stuck in drive and reverse. Read details...
Transmission failure at 60,000 miles due to defective parts installed during the original manufacturing process. Read details...