1990 Pontiac Bonneville Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1990 Pontiac Bonneville

No_car_image
Get a Repair Estimate
Guaranteed by certified locations nationwide. Learn more
Get a Repair Estimate For Your 1990 Pontiac Bonneville
RepairPal estimates are guaranteed at over 1,700 quality certified locations nationwide. Learn more

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.

Engine Overheating Due to Water Pump Leak

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

See More Problems (20)

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...

See More Reviews (1)