2003 Mercury Grand Marquis Overview

Grand Marquis

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94 national listings
GS Convenience
LS Premium
Avg. Price: $5,375
LS Ultimate
Avg. Price: $5,347

Mercury Grand Marquis Experts

#1 Tracy Hooks
Tracy Hooks
Reputation 3,260
#2 kbro
Reputation 1,440
#3 Js08016
Reputation 920
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Average User Score

3.75 stars

Based on 7 reviews

Grand Marquis Is Tops by 559806
 — I bought this car when it was 2-years-old, and had 38,725 miles. It's now at 272,500, and just keeps going. I've made it a point to keep this car maintained as recommended, and use synthetics when pos... Read More
It Is A Big Car That Is Very Comfortable And Easy To Drive. by beardog044
 — The maintenance costs are low since there are so many of these cars on the road still. For a big car it has a lot of pep and a very big back seat and trunk, extremely room yet not overbearing for it's... Read More
Classy Affordable Luxury by fgk555gh12m
 — Just purchased a 2003 Grand Marquis L S. I have owned a 1992 Cadillac Seville and most recently a Buick Park Avenue (1991) I traded the Buick in on the Marquis and they gave me $1000.00. The Marquis o... Read More

People researching a 2003 Mercury Grand Marquis contacted a dealer about

Picture of 2003 Mercury Grand Marquis GS
Mercury Grand Marquis
46% of the time
Lincoln Town Car
6% of the time
Ford Escape
4% of the time
Buick LeSabre
4% of the time
Grand Marquis
Looking for a Used Grand Marquis in your area?
CarGurus has 2,708 nationwide Grand Marquis listings starting at $1,800.

Mercury Grand Marquis Questions


2003 Grand Marquis Replaced Heater Core, Now Air Only Blows Out Floor Vents...

our a/c stopped working, we were advised it was the heater core. The air was blowing fine out of all the vents. After replacing the core, we get the car back, the begins only flowing out the floor ven...

18 views with 4 answers (last answer about an hour ago)

I Have A 2003 Mercury Grand Marquis Can 02 Headlights Work ??

7 views with no answers yet

Hey I Have A 2003 Grand Marquis. I Drove The Car To Work Yesterday Morning ...

When my shift was over i got into the car to leave and the car would not start everything in the car was fine except it for it not starting.Can someone please help i just brought the car in March.

15 views with 1 answer (last answer 2 months ago)

My Car Will Nt Turn Over Not At All

i recently replaced the tension pulley and serpentine belt on my car and bought a new battery bt when i try to start it it does nothing but the car was sitting in my yard fr six months before i repl...

57 views with 11 answers (last answer 2 months ago)
Ray Cox

2003 Mercury Grand Marquis Overheating, After Replacing Fan And Thermostat

My 2003 mercury grand marquis is overheating, even after replacing the fan and thermostat. There does not appear to be any problem with the water pump. I can drive it all day at hiway speeds, but ...

139 views with 12 answers (last answer 2 months ago)