Pre-purchase inspection checklist — 2004 Mercury Grand Marquis
The 2004 Mercury Grand Marquis shows notable issues with exterior lighting, supported by a high number of complaints and a related recall. Steering and electrical problems are also frequently mentioned. While other complaints are fewer, buyers should remain vigilant as some issues might arise. Overall, this vehicle's reliability is uncertain due to the number of reported problems.
NHTSA data on file today
The 2004 Mercury Grand Marquis has 2 NHTSA recall campaigns and 348 owner complaints on file as of . Recall data is refreshed daily from NHTSA.
Recall campaigns on file
- NHTSA #15V861000 Loss of Headlights NHTSA notice
- NHTSA #06E056000 FUEL LEAK/FIRE NHTSA notice
Most-cited components in owner complaints
- Exterior Lighting 207 complaints
- Steering 65 complaints
- Electrical System 40 complaints
- Vehicle Speed Control 23 complaints
- Engine and Engine Cooling 10 complaints
- Power Train 9 complaints
Of the 348 complaints on file, 17 report a crash and 4 a fire; across all 348 complaints, owners report 10 injuries and 1 death (owner-reported, not verified by NHTSA).
Known issues to inspect
Headlight failure
How to check: Inspect headlights for consistent function during the test.
Steering problems
How to check: Ensure steering is responsive and smooth when turning.
Test-drive walkthrough
- 01
Cold start
What to check: Observe dashboard lights for any warning signals.
Red flag: Persistent warning lights
- 02
First minute idling
What to check: Listen for unusual engine noises or vibrations.
Red flag: Loud knocking or ticking noise
- 03
First turn
What to check: Check steering for responsiveness and ease of turning.
Red flag: Steering feels loose or stiff
- 04
City driving
What to check: Test the brakes for smooth stopping.
Red flag: Brakes feel spongy or shudder
- 05
Highway acceleration
What to check: Assess acceleration and listen for engine stress.
Red flag: Lagging acceleration or rough shifts
- 06
Cruising at highway speed
What to check: Monitor for any vibrations or pulling to one side.
Red flag: Steering pulls to one side
- 07
Parking maneuvers
What to check: Test steering radius and ensure no resistance.
Red flag: Steering wheel hard to turn
Questions for the seller
Use this exact phrasing.
- Have the headlight issues been fixed?
- Any known steering issues with this car?
- Have there been any electrical repairs?
- When was the last fuel system check?
- Any recent recalls addressed or pending?
Documents to request
Don't sign anything until you have these.
- Service history records
- Recall repair documentation
- Vehicle title
- Original purchase invoice
- Emissions test certificate
Generated by gpt-4o on from the NHTSA recall campaigns and owner-complaint counts on file for the 2004 Mercury Grand Marquis at the time. AI output can be wrong; confirm anything you find with a mechanic.
Next step
Looking at a specific 2004 Mercury Grand Marquis? Check the actual car
This checklist covers the model. From your free try.vin dashboard you can go further — paste the seller's listing for a deal score, or drop their photos for an AI condition report.