Erratic Shifting of the Automatic Transmission on Pontiac Grand Prix GTP

The transmission pressure control solenoid may fail causing erratic shifting. Our technicians tell us that partial dis-assembly of the transmission is necessary to replace a failed pressure control solenoid.

RepairPal Verified
Average mileage: 149,664 (94,000–215,000)
5 model years affected: 1998, 2000, 2001, 2002, more2004
8 people reported this problem
Get Your Car Fixed at a RepairPal Certified Shop.
We certify shops based on expertise, quality work, and verified customer reviews
Viewing 1 - 2 of 2 problem details
2004 Pontiac Grand Prix GTP 94,000 mi,
Sometimes after going really fast in the car, when the car comes to the stop then go again he car seemed to move but the gears are like stuck and making really weird noise
2002 Pontiac Grand Prix GTP 132,000 mi,
my transmission intermittently shifts hard in all gears.