Pontiac Grand Prix GTP Problem Report
Pontiac Grand Prix GTP Erratic Shifting of the Automatic Transmission
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.
my transmission intermittently shifts hard in all gears. - Visitor
I spilled liquor into the gear shift and ever since i have problems releasing my gear shift fro...
Night lighted area on my gear shift panel does'nt light up it is completely dark.
where is the trans presure switch located on these cars.
Supercharged 3800 v6 granprix gtp
We think we are having tranny issues, and noticed that the HUD scrambles up and down when it is...