1997 Pontiac Bonneville Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1997 Pontiac Bonneville

The mode and temperature door actuators may fail causing improper air flow or temperature output from the heating and AC (HVAC) system.

The intake manifold gaskets can develop external engine oil or coolant leaks. The intake manifold will need to be removed and the gaskets replaced to correct this issue. In some cases the plastic intake manifold my be damaged requiring replacement.

The mass air flow or crankshaft position sensor may fail causing the engine to stall intermittently. Proper diagnoses will be necessary to determine the cause of any stalling condition.

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THE SEAT COVER TRIM MATERIAL DOES NOT MEET THE FLAMMABILITY REQUIREMENTS OF FMVSS NO. 302, "FLAMMABILITY OF INTERIOR MATERIALS."

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