1999 Pontiac Grand Prix Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1999 Pontiac Grand Prix
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1999 Pontiac Grand Prix ProblemsTransmission Pressure Control Solenoid Failure May Cause Erratic Shifting
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.
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. Our technicians tell us that operating the engine with a coolant/oil mix can result in internal engine damage. Replacing the intake manifold gasket should correct these leaks.
The high pressure power steering hose will commonly leak fluid; it should be replaced.
1999 Pontiac Grand Prix Questionswhat causes it to shake misfire? Wat needs repair (1 answer)
Lady I just bought this from said fuel pump was bad and wouldn't run but after paying her for it I hooked cables to it and it started rite Up she told me before that the car left her stranded a few times like wasn't getting fuel. Now 4 days later its happens to me. Here is what it does di...
Begining late june this starting happening, my car would jus shit off while driving since then i have replaced spark plugs, wires, ignition control module, all three coils as well as cps and a new harmonic balancer balancer simply because old one was broke still keeps happening im at a loss and i...
1999 Pontiac Grand Prix RecallsEngine Oil Leaks Onto Exhaust Manifold
Engine oil can leak onto the exhaust manifold, causing a fire hazard. This concern was addressed in previous recall notifications, but improvements to the repair have been made. Dealers will make improved repairs free of charge to resolve the concern.