1991 Pontiac Grand Prix Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1991 Pontiac Grand Prix

The high pressure power steering hose will commonly leak fluid; it should be replaced.

The fuel pump may fail causing engine to stall and not restart.

The water pump may develop a coolant leak resulting in an engine overheating condition.

 

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I replaced the computer (used the same prom), Replaced IAC, Crank position sensor, replace three bad injectors, spark plugs fuel pump, fuel filter, battery , alternator, tried doing Idler relearn but it start idling eradicly the shuts down. Its starts back some times or it will crank but will not...

already change fuel pimp and regulator

steering wheel removal. has radio controls on it. thanks

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VEHICLE DESCRIPTION: PASSENGER VEHICLES ORIGINALLY SOLD OR CURRENTLY REGISTERED IN THE STATES OF CONNECTICUT, DELAWARE, ILLINOIS, INDIANA, IOWA, MAINE, MARYLAND, MASSACHUSETTS, MICHIGAN, MINNESOTA, MISSOURI, NEW HAMPSHIRE, NEW JERSEY, NEW YORK, OHIO, PENNSYLVANIA, RHODE ISLAND, VERMONT, WEST VI...VEHICLE DESCRIPTION: PASSENGER VEHICLES AND MINI VANS ORIGINALLY SOLD OR CURRENTLY REGISTERED IN THE FOLLOWING STATES: CONNECTICUT, ILLINOIS, INDIANA, MAINE, MASSACHUSETTS, MICHIGAN, NEW HAMPSHIRE, NEW JERSEY, NEW YORK, OHIO, PENNSYLVANIA, RHODE ISLAND, VERMONT AND WISCONSIN. THE REAR CRADLE ...THE FOG LAMPS, LOW BEAM HEADLAMPS, AND HIGH BEAM HEADLAMPS CAN BE OPERATED SIMULTANEOUSLY. THIS CAN CAUSE THE HEADLAMP CIRCUIT BREAKER TO OVERLOAD AND TRIP, RESULTING IN LOSS OF HEADLAMPS (LOW AND HIGH BEAM) AND FOG LIGHTS.

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