1994 Pontiac Grand Prix Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1994 Pontiac Grand Prix
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1994 Pontiac Grand Prix ProblemsLoss of Engine Power Due to Plugged Catalytic Converter
The catalytic converter may become plugged resulting in loss of engine power. General Motors has extended the catalytic convertor warranty on some models to 10 years or 120,000 miles. Please contact your local GM dealer to see if your vehicle is included.
The fuel pump may fail causing engine to stall and not restart.
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.
1994 Pontiac Grand Prix Questionsoverheat due to fans not kicking what wrong (1 answer)
we replaced the window motor but now we think its the window switch wont raise the window up but will go down cant find a switch for 1994 grand prix
fixed coolant sensor some kind of seal. other cant rember all but coolant is full an light is still on. Fans do not work but got switch to turn them on when needed. Don't kno y the light is on and coolant is full please help