2004 Mercury Grand Marquis
Common problems & what to know before you buy
Before you message the seller, know the documented failure patterns, repair cost exposure, and risk level for the 2004 Mercury Grand Marquis.
Recalls on the 2004 Mercury Grand Marquis
Exterior lighting: headlights
The affected vehicles have a lighting control module (LCM) that may fail, resulting in a loss of headlights.
Fuel system
CERTAIN AFTERMARKET FUEL FILTERS SOLD UNDER THE PUROLATOR BRAND NAME, P/N F65277, SHIPPED FROM JANUARY 16 THROUGH JUNE 2, 2006, FOR USE ON…
Source: NHTSA
What 360 owners reported
Source: NHTSA
2004 Mercury Grand Marquis at a glance
- Trims
- GSLS
- Engine
- 4.6L 8-Cylinder
- Transmission
- Automatic 4-spd
- Drivetrain
- RWD
- Fuel
- Gasoline
- Body style
- Sedan
Other Mercury Grand Marquis years
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Frequently asked questions
What are the common problems with the 2004 Mercury Grand Marquis?
Owners have filed 360 complaints about the 2004 Mercury Grand Marquis with NHTSA, most often about the exterior lighting. There are 2 recall campaigns covering this model year. Squeezed's free research-backed buyer guide cross-references these against documented failure patterns and mileage-stage risks, sorted by severity, in about a minute.
Is the 2004 Mercury Grand Marquis reliable?
Reliability depends heavily on the specific configuration and how the car was maintained. Start with the 2 open recall campaigns on this model year and confirm the work was completed. Generate a Squeezed buyer guide for this exact vehicle to see a reliability snapshot, repair-cost exposure, and the questions to ask the seller before you buy.
Should I still get a pre-purchase inspection on a 2004 Mercury Grand Marquis?
Always. A Squeezed buyer guide is the triage step before the inspection: it shows you the documented failure patterns and what to check so you can decide which 2004 Mercury Grand Marquis listings are even worth a mechanic's time, then walk into the PPI knowing exactly what to look for.
Squeezed is a buyer guide based on public data and industry patterns, not a mechanical inspection. Always get a professional pre-purchase inspection before you buy.