2003 Mercury Grand Marquis Overview

Grand Marquis

Looking for a Used Grand Marquis in your area?

CarGurus has 1,233 nationwide Grand Marquis listings starting at $1,799.

ZIP:
Average user score
3.8 5 stars
Based on 8 reviews
Have you driven a 2003 Mercury Grand Marquis?  
Rank This Car
Grand Marquis

Looking for a Used Grand Marquis in your area?

CarGurus has 1,233 nationwide Grand Marquis listings starting at $1,799.

ZIP:
Have questions?   Ask a question

Mercury Grand Marquis Questions

Fuse Box Location

location of fuse box

Super Charger

Dose my 03 Marquis have the same engine as a 4.6 mustang GT? Wanna supercharger the Marquis but can only find kits for the GT will it still work?

115

Lights Are Stuck On - Even With New Lcm

My automatic headlights are stuck on, regardless of the position of the headlight switch, as long as the key is on. (They go off when the key is off.) I've replaced the LCM, and the turn signal/wi...

2003 Mercury Bucking & Hesitating At Various Speeds When I Leave Off The ...

Engine Hesitation When Maintaining A Speed

I have a 2003 grand marquis with 90,000 miles, when I am maintaining a speed I feel a jerking sensation. I thought it might be old spark plugs and an old fuel filter so I changed both of them out. But...