The Verdict
Worst problem area
Engine
Engine leads by volume: 33 of 172 complaints (19%) mention it. Complaints mentioning Driver Assistance & Speed Control include more deaths (1) than those mentioning any other identified area.
Complaints filed fell from 369 in 1997 to 172 in 1998.
At a glance
- NHTSA complaints
- 172
- Recall campaigns
- 7
- EPA fuel cost per year
- $3,450
- Combined MPG
- 18
Complaints by model year
Where owners report problems
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Cost, Fuel Economy & Complaint History
| Category | 1996 | 1997 | 1998 | 1999 | 2000 | vs. 1998 Large Cars |
|---|---|---|---|---|---|---|
| Annual fuel cost ($) | 3,450 | 3,450 | 3,450 | 3,450 | 3,450 | |
| Combined MPG | 18 | 18 | 18 | 18 | 18 | |
| City / Highway MPG | 15 / 23 | 15 / 23 | 15 / 22 | 15 / 22 | 16 / 23 | |
| CO₂ tailpipe (g/mi) | 494 | 494 | 494 | 494 | 494 | |
| Complaints filed | 270 | 369 | 172 | 188 | 185 | |
| Recalls issued | 6 | 6 | 7 | 5 | 8 | |
| Crash-involved complaints | 12 | 16 | 9 | 19 | 15 | |
| Fire-involved complaints | 20 | 9 | 8 | 3 | 5 | |
| Injuries reported | 20 | 16 | 9 | 14 | 13 | |
| Deaths reported | 2 | 0 | 1 | 0 | 0 | |
| Configurations compared | 1 | 1 | 1 | 1 | 1 |
Not compared: this database has no vehicle sales or registration figures, so a raw count mostly reflects how many were sold, not how safe the vehicle is.
Common questions
How many recalls does the 1998 Mercury Grand Marquis have?
7 NHTSA recall campaigns as of Nov 7, 2026. Check your VIN with NHTSA to see whether one applies to your car.
What is the most common complaint about the 1998 Mercury Grand Marquis?
Engine: 33 of 172 NHTSA complaints (19%) mention it.
What gas mileage does the 1998 Mercury Grand Marquis get?
EPA rates it 18 MPG combined.
How much does it cost to fuel a 1998 Mercury Grand Marquis?
EPA estimates $3,450 a year in fuel costs, using EPA's assumptions.
Similar Vehicles
EPA-Rated Configurations (1)
| Configuration | Transmission | Cylinders | Displacement | Drivetrain | Fuel Type | Vehicle Class | City | Highway | Combined | Annual Fuel Cost | CO₂ |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Configuration 1 | Automatic 4-spd | 8 | 4.6L | Rear-Wheel Drive | Regular | Large Cars | 15 mpg | 22 mpg | 18 mpg | $3,450 | 494 g/mi |
Complaints by Category
| Category | Complaints | Crash-Involved | Fire-Involved | Injuries | Deaths |
|---|---|---|---|---|---|
| Engine | 33 | 0 | 2 | 1 | 0 |
| Transmission & Drivetrain | 11 | 0 | 0 | 0 | 0 |
| Fuel System | 9 | 1 | 0 | 0 | 0 |
| Electrical | 16 | 0 | 4 | 0 | 0 |
| Brakes | 10 | 1 | 0 | 2 | 0 |
| Steering | 21 | 2 | 0 | 1 | 0 |
| Suspension, Wheels & Tires | 31 | 3 | 0 | 2 | 0 |
| Airbags & Restraints | 8 | 1 | 0 | 0 | 0 |
| Driver Assistance & Speed Control | 11 | 2 | 2 | 2 | 1 |
| Body, Seats & Latches | 15 | 0 | 0 | 1 | 0 |
| Visibility & Lighting | 23 | 0 | 0 | 0 | 0 |
| Other | 6 | 0 | 1 | 0 | 0 |
A complaint that names more than one category is counted in each, so the rows can add up to more than the total number of complaints.
Recalls (7)
STEERING
- Defect
- Dorman Products, Inc. (Dorman) is recalling certain model Dorman Steering Shafts, part number 425-359, Solutions Steering Shafts, part number 7-0359, and OE Solutions Steering Shafts, part number 425-359, manufactured April 17, 2014, to September 28, 2015. These aftermarket replacement steering shafts are sold for use in 1995-2002 Ford Crown Victoria, Mercury Grand Marquis, and Lincoln Town Car vehicles. These steering shafts may separate during operation if the integral fastener is loose or missing and if the interfacing vehicle shaft is compressed in length.
- Consequence
- If the shafts separate during vehicle operation, a loss of steering control would result, increasing the risk of a vehicle crash.
- Remedy
- Dorman will notify owners, and dealers will replace the steering shaft, free of charge. The recall began on October 28, 2015. Owners may contact Dorman customer service at 1-800-523-2492, option 5.
VEHICLE SPEED CONTROL:CRUISE CONTROL
- Defect
- FORD IS RECALLING 225,000 MY 1992-2003 ECONOLINE, MY 1993-1995 TAURUS SHO, MY 1992-1998 CROWN VICTORIA, MY 1993 BRONCO, F-SERIES, MY 1995-1997 F-SERIES SUPER DUTY STRIPPED CHASSIS, MY 1992-1998 MERCURY GRAND MARQUIS, AND MY 1992-1995 LINCOLN TOWN CAR VEHICLES. THE AFFECTED VEHICLES WERE PREVIOUSLY REPAIRED USING A WIRING HARNESS THAT IS NOT COMPATIBLE WITH THE VEHICLE CIRCUIT POLARITY.
- Consequence
- AS A RESULT, THE FUSE IS LOCATED IN THE OUTPUT CIRCUIT RATHER THAN IN THE INTENDED INPUT POWER FEED CIRCUIT, AND MAY NOT OFFER THE INTENDED PROTECTION IN THE EVENT OF AN ELECTRICAL SHORT TO GROUND.
- Remedy
- DEALERS WILL INSTALL A NEW WIRING HARNESS, OR REPLACE THE MATING ELECTRICAL COMPONENT. THE RECALL BEGAN ON FEBRUARY 18, 2008. OWNERS MAY CONTACT FORD AT 1-800-392-3673.
VEHICLE SPEED CONTROL
- Defect
- ON CERTAIN PICKUP TRUCKS, PASSENGER VEHICLES, SPORT UTILITY VEHICLES, AND MOTOR HOMES CHASSIS, THE SPEED CONTROL DEACTIVATION SWITCH MAY, UNDER CERTAIN CONDITIONS, LEAK INTERNALLY AND THEN OVERHEAT, SMOKE, OR BURN.
- Consequence
- THIS COULD RESULT IN AN UNDERHOOD FIRE.
- Remedy
- DEALERS WILL INSTALL A FUSED WIRING HARNESS. OWNERS OF THE PASSENGER CARS INCLUDED IN THIS CAMPAIGN WILL BE INSTRUCTED TO RETURN THEIR VEHICLES TO THEIR DEALERS TO HAVE THE SPEED CONTROL DEACTIVATION SWITCH DISCONNECTED AS AN INTERIM REPAIR. AS SOON AS REPAIR PARTS ARE AVAILABLE (EXPECTED OCTOBER 2007), OWNERS WILL BE INSTRUCTED TO RETURN TO THE DEALERS FOR INSTALLATION OF A FUSED WIRING HARNESS. THE RECALL BEGAN ON AUGUST 13, 2007, AND MAILING COMPLETED BY SEPTEMBER 19, 2007. OWNERS MAY CONTACT FORD AT 1-888-222-2751.
FUEL SYSTEM, GASOLINE
- Defect
- CERTAIN AFTERMARKET FUEL FILTERS SOLD UNDER THE PUROLATOR BRAND NAME, P/N F65277, SHIPPED FROM JANUARY 16 THROUGH JUNE 2, 2006, FOR USE ON THE ABOVE LISTED PASSENGER VEHICLES. DUE TO INCORRECT DESIGN, THE QUICK CONNECTORS MAY NOT FULLY SEAT WITH THE TUBE INTERFACE, EVEN THOUGH THE PERSON MAKING THE CONNECTION MAY BELIEVE THAT THE QUICK CONNECTOR IS FULLY ATTACHED.
- Consequence
- FAILURE OF THIS CONNECTION COULD LEAD TO FUEL SPILLAGE AND, IN THE PRESENCE OF AN IGNITION SOURCE, A FIRE COULD OCCUR.
- Remedy
- UFI WILL NOTIFY OWNERS AND REPLACE THE FILTERS FREE OF CHARGE. THE RECALL BEGAN ON AUGUST 4, 2006. OWNERS MAY CONTACT UFI FILTERS USA AT 800-230-5876.
EQUIPMENT:MECHANICAL:INTEGRATED JACK/LEVELER/STABILIZER
- Defect
- VEHICLE DESCRIPTION: PASSENGER VEHICLES. THESE VEHICLES HAVE JACKING INSTRUCTIONS WHICH, IF FOLLOWED, COULD CAUSE THE VEHICLE OPERATOR TO PLACE THE JACK ON A FRAME WELD WHEN ATTEMPTING TO RAISE A REAR WHEEL. IF THE VEHICLE IS JACKED UP WITH THE JACK PLACED ON THE FRAME WELD AND IF THE VEHICLE IS FREE TO ROLL (WHEELS NOT BLOCKED OR CHOCKED), THE JACK COULD YIELD AND THE VEHICLE MAY DROP SUDDENLY.
- Consequence
- IF THIS OCCURS AND ANY PORTION OF THE OPERATOR'S BODY IS UNDER THE VEHICLE, THE POTENTIAL FOR PERSONAL INJURY EXISTS.
- Remedy
- OWNERS WILL BE PROVIDED WITH A REVISED JACK INSTRUCTION AND STOWAGE CARD AND JACK WARNING LABEL, AS WELL AS A SUPPLEMENT TO THE OWNER GUIDE.
SEAT BELTS:FRONT:ANCHORAGE
- Defect
- VEHICLE DESCRIPTION: PASSENGER VEHICLES USING AFTERMARKET DRIVER'S SEAT BELT ASSEMBLIES THAT WERE SOLD BY FORD PARTS DEPARTMENTS FROM JANUARY 1, THROUGH JUNE 13, 2000. THESE SEAT BELT ASSEMBLIES FAIL TO COMPLY WITH THE REQUIREMENTS OF FMVSS NO. 209, "SEAT BELT ASSEMBLIES." THE EQUIPMENT INVOLVED IS SERVICE STOCK SEAT BELT ASSEMBLIES, MODEL NOS. H 9977, H 9979, T 9063, AND T 9217, BUILT BY TRW VEHICLE SAFETY SYSTEMS, INC. (TRW) MANUFACTURED FROM JUNE 1, 1998 THROUGH MAY 21, 2000. SOME OF THESE SEAT BELT ASSEMBLIES MAY HAVE BEEN INSTALLED AS SERVICE REPLACEMENT EQUIPMENT ON THE VEHICLES INVOLVED IN THE RECALL.
- Consequence
- IN THE EVENT OF A COLLISION, THESE SEAT BELTS MAY NOT RESTRAIN AN OCCUPANT INCREASING THE RISK OF INJURY.
- Remedy
- DEALERS WILL INSPECT THESE VEHICLES AND REPLACE THE SERVICE SEAT BELT ASSEMBLIES THAT WERE INSTALLED IN THESE VEHICLES FROM JANUARY 1 THROUGH JUNE 13, 2000.
SEAT BELTS:FRONT:ANCHORAGE
- Defect
- VEHICLE DESCRIPTION: PASSENGER VEHICLES USING AFTERMARKET FRONT PASSENGER SIDE SEAT BELT ASSEMBLIES THAT WERE SOLD BY FORD PARTS DEPARTMENTS FROM JANUARY 1, THROUGH JUNE 13, 2000. THESE SEAT BELT ASSEMBLIES FAIL TO COMPLY WITH THE REQUIREMENTS OF FMVSS NO. 209, "SEAT BELT ASSEMBLIES." THE EQUIPMENT INVOLVED IS SERVICE STOCK SEAT BELT ASSEMBLIES, MODEL NOS. H 9977, H 9979, T 9063, AND T 9217, BUILT BY TRW VEHICLE SAFETY SYSTEMS, INC. (TRW) MANUFACTURED FROM JUNE 1, 1998 THROUGH MAY 21, 2000. SOME OF THESE SEAT BELT ASSEMBLIES MAY HAVE BEEN INSTALLED AS SERVICE REPLACEMENT EQUIPMENT ON THE VEHICLES INVOLVED IN THE RECALL.
- Consequence
- IN THE EVENT OF A COLLISION, THESE SEAT BELTS MAY NOT RESTRAIN AN OCCUPANT INCREASING THE RISK OF INJURY.
- Remedy
- DEALERS WILL INSPECT THESE VEHICLES AND REPLACE THE SERVICE SEAT BELT ASSEMBLIES THAT WERE INSTALLED IN THESE VEHICLES FROM JANUARY 1 THROUGH JUNE 13, 2000.