2003 Pontiac Grand Prix Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2003 Pontiac Grand Prix
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2003 Pontiac Grand Prix ProblemsEngine Control Module (ECM) can fail
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.
2003 Pontiac Grand Prix Questionsengine rolls over but will not start. changed cam sensor changed crank sensor an (1 answer)
and coil module had coils checked still will not start any clues? It was going around the corner and stalled hasn't started since.HELP
I have replaced a bad hub bearing and cleared the codes that indicated it was bad. The ABS still engages while driving and when I brake in non hazardous conditions. Tried hooking it up to a scanner but the car shuts the scanner off, any suggestions on how to repair?
We just started buying it and today I look it up and it has all these recalls did we just get a lemon?the place were we are getting it we got a 30,000 mile warranty on it what to do?
2003 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.