Pontiac Grand Prix GTP Repair and Maintenance
A guide to problems, costs, maintenance and repair for your Pontiac Grand Prix GTP
Verified by mechanics, reported by drivers like you
Ask a mechanic in our community
Never overpay. Check prices with our estimator
Pontiac Grand Prix GTP Problems
The intake manifold gasket may develop and external engine oil or coolant leak. In some cases, an internal coolant leak may occur causing coolant to mix with the engine oil. Running the engine with a coolant/oil mix may result in engine damage. Replacing the intake manifold gasket should correct this issue.
The intake manifold gasket may develop external engine oil leak. The manifold gasket will need to be replaced to correct this issue. RepairPal cannot confirm a recall for this concern on these models.
Pontiac Grand Prix GTP Questions
When the window is down on the driver's side the automatic locks will Unlock and keep trying to unlock them selves. Replaced the unlock module and cleaned the battery post and can't find a short anywhere
Also exhaust smells like gas
Pontiac Grand Prix GTP Reviews
Really great car and super fast when you have the need for speed. I even beat benz's and bmw's on the straight-aways.
ive had my car since 2004. The only major problems ive had is the alternator has gone out 2x. small things like the part that runs the heater is going out but I heard that happens because the part is only good for 100,000 miles and I have 137,000 miles. I have had issues with the chain that runs the supercharge engine. It keeps falling off and now the pulley that runs the engine has broken off...
ok just bought a 97 gp gtp the other day i love the car has alot of balls and the only problem so far that i found out with it is that my low beams does not work and have to drive with highs on all the time the car has 215XXX miles on the body with 42XXX on a rebuilt motor and tranny for this being my first pontiac vehicle and a first car that is supercharged i wouldnt mind owning another gtp!