Transmission Pressure Control Solenoid Failure May Cause Erratic Shifting on Pontiac Grand Prix
Problem overview
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.
10 people reported this problem
2 commentsPontiac Grand Prix vehicles with this problem
Average mileage: 149,664 miles
(94,000 - 215,000)
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