| 1 | 0 | 3 | 4 | 3 | 4 |
2004 Mercury Grand Marquis repairs by problem area
Engine (23%)
Transmission and Drivetrain (6%)
Brakes and Traction Control (6%)
Suspension and Steering (21%)
Electrical and Air Conditioning (40%)
Paint, Rust, Leaks, Rattles, and Trim (2%)
Other (0%)
Chart based on 47 repairs.
2004 Mercury Grand Marquis engine repair cost distribution
$2500+ (0%)
$1000 - $2499 (27%)
$500 - $999 (9%)
$100 - $499 (45%)
< $100 (18%)
Chart based on 11 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
2004 Mercury Grand Marquis 4dr Sedan
239-horsepower 4.6L V8 4-speed automatic RWD
| 92000 mi US $900 |
replaced engine control module |
| 114000 mi US $1900 |
could not re-fuel car easily as all attempts resulted in fuel pump shutting off every 5 seconds. needed new fuel tank and wiring harness. waited for shop to locate parts. |
| 115000 mi US $472 |
needed new heater core. Heat only gave fumes. |
| 125000 mi US $1244 |
replaced fuel pump and accelerator return valve |
| 128000 mi US $100 |
Car had loud knock, was a blown rod . we donated the car no longer own |
| 83300 mi US $400 |
Fuel pump went. |
| 37000 mi US $1032 |
fuel pump replaced |
2004 Mercury Grand Marquis 4dr Sedan
224-horsepower 4.6L V8 4-speed automatic RWD
| 131000 mi US $477 |
Cracked intake manifold |
| 136000 mi US $20 |
Engine code P0443. Mechanic replaced gas cap as first step, light persisted. |
| 25000 mi US $76 |
Vapor Canister Valve |
| 205000 mi US $372 |
engine began missing. OBD-II said #5 missing at start up.nd first 1000 RPM. replaced coil packs and injectors.plastic intake replaced.fuel filter replaced. water pump as well. still missed and shuddered while driving. worse in OVER DRIVE. |
See TrueDelta's information for all Sedans
See TrueDelta's information for all Mercury models.
