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1990 Pontiac Bonneville Repair and Maintenance Costs

A guide to repairs, service, and maintenance costs for your 1990 Pontiac Bonneville

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1990 Pontiac Bonneville Problems

Engine Stalling Due to Mass Air Flow/Crankshaft Position Sensor Failure

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.

Intake Manifold Gaskets Can Develop Engine Oil Leaks

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.

Car Won't Start and Security Light is On

Problems with the anti-theft systems using the raised-chip key can prevent the car from starting. The wires in the steering column to the ignition lock cylinder tend to break. The the key and ignition lock cylinder must be replaced to correct this condition.

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1990 Pontiac Bonneville Reviews

Rated
based on 1 customer reviews
I had this car for 10 years. It gets me back and forth where I need to go. Bonneville is a solid vehicle purrs at 30 mph and a comfortable car. Living in Wisconsin hasn't rust or corroded so happy with that. At 115,778 miles use Lightweight oil 1000miles change spark plugs between (60,000-75,000miles) very classy car running cond. Believe it or not its a '90 model but looks like a 2015 model ye...

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