Pre-purchase inspection checklist — 2003 Pontiac Bonneville
The 2003 Pontiac Bonneville has some notable concerns, including steering and electrical issues, along with recalls related to fuel tank sensors and airbags. Buyers should carefully inspect these aspects during the purchase process to avoid potential safety risks and costly repairs. Overall, some due diligence is necessary due to these recurring problems.
Known issues to inspect
Fuel tank sensor malfunctions
How to check: Inspect for any leaks or fuel smell near the tank.
Driver's airbag inflator weld fracture
How to check: Verify airbag recall service was performed.
Frequent steering complaints
How to check: Test for stiffness or noise during turns.
Multiple electrical system complaints
How to check: Check all electronics for function and error lights.
Service brakes issues
How to check: Ensure brakes respond smoothly without noise.
Test-drive walkthrough
- 01
Cold start
What to check: Listen for unusual engine noises.
Red flag: Persistent knocks or rattles
- 02
First minute idling
What to check: Check for warning lights on the dash.
Red flag: Airbag or ESP light on
- 03
Low-speed maneuvering
What to check: Steering feel and responsiveness in turns.
Red flag: Stiffness or grinding noises
- 04
Highway acceleration
What to check: Smoothness and power delivery.
Red flag: Hesitation or power loss
- 05
Braking
What to check: Smooth and quiet stopping power.
Red flag: Squeaking or spongy brakes
- 06
Slow speed
What to check: Listen for clicking from the wheels.
Red flag: Persistent clicking sound
Questions for the seller
Use this exact phrasing.
- Has the airbag recall been fixed?
- Were fuel tank sensors ever replaced?
- Have you experienced steering problems?
- Are there any electrical issues currently?
- How does the car perform on highways?
Documents to request
Don't sign anything until you have these.
- Service records
- Recall repair receipts
- Vehicle history report
- Title and registration
- Current inspection certificate
Generated by gpt-4o on 8/24/2026. Grounded in the NHTSA recall corpus and owner-complaint patterns for the 2003 Pontiac Bonneville.