2003 Pontiac Bonneville Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2003 Pontiac Bonneville

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2003 Pontiac Bonneville
$
87
to $
421
2003 Pontiac Bonneville
$
282
to $
577
2003 Pontiac Bonneville
$
1,166
to $
1,855
2003 Pontiac Bonneville
$
272
to $
517
2003 Pontiac Bonneville
$
86
to $
135

2003 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.

HVAC Mode/Temperature Door Actuators May Fail

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

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2003 Pontiac Bonneville Questions

how to reset service engine light (1 answer)

po440-po442

My car ticked and didn't want to start and batery gage fluctuate (1 answer)

Making a loud ticking noise goes away when I turn right. What couldit be? (1 answer)

I've had several people look at it. Not the oil, not a piston. Two people said could be a broke flywheel but my car still starts and drives. They also said the noise is not coming from the engine. The other two people said it's the motor and I'm out of a car. Any ideas what this could...

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2003 Pontiac Bonneville Recalls

GM Recalls 2002-2003 Vehicles Due to Fuel Tank Pressure Sensor Failure

GM recalls certain 2002-2003 Cadillac Devillle, Seville, Oldsmobile Aurora, and Pontiac Bonneville vehicles because the fuel tank pressure sensor may fail and cause a fuel leak. In the presence of an ignition source, a fuel leak may result in a fire. Dealers will replace the fuel tank pressure sensor.

Air Bag Inflator May Fracture On Deployment
CERTAIN PASSENGER, MINI VANS, AND SPORT UTILITY VEHICLES HAVE AN AIR BAG INFLATOR ON THE DRIVER'S SIDE THAT COULD FRACTURE AT A WELD DURING A DEPLOYMENT.

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2003 Pontiac Bonneville Reviews

Rated
based on 2 customer reviews
This is my second Bonneville, first in 1984. Nice sturdy vehicle.interior is adequate comfortable. Good solid brake system. Transmission went out at 90,000 miles. Ok except for the computer system which has problems. Smooth running. Replaced the serpentine belt at approx 90,000 miles. Replaced the catalytic converter & exhaust system at 140,000. Heating & A/C run great, no problems so f...
This is my 3rd bonneville. I started with the 94. All have been the ssei (super charger). The 94 definitly had the most power! I think they must have later, put a govener on them. On my 2000 and 2003 I have had repeated problems with the steering. It clunks and grinds. They have a defective part in them that you can replace, but it eventually does the same thing with the new part. They have a ...

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