Problems · NHTSA complaints
1998 Mercury Mystique problems
Owners filed 236 complaints about the 1998 Mercury Mystique with NHTSA between Dec 1997 and Jan 2016. The most-cited component is suspension (49).
Complaints
236
Filed with NHTSA
Crashes
9
Reported by owners
Fires
7
Reported by owners
Injuries
7
People reported injured
Deaths
0
Reported to NHTSA
Complaints by component
One complaint can cite several components
- Suspension49
- Power train38
- Engine and engine cooling32
- Electrical system30
- Service brakes, hydraulic25
- Exterior lighting18
- Air bags18
- Vehicle speed control15
- Visibility15
- Steering11
- Fuel system, gasoline9
- Seat belts8
- Equipment4
- Tires3
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.
Data from NHTSA Complaints API · synced Nov 6, 2026NHTSA vehicle page
When complaints were filed
Does it get worse with age? Complaints per calendar year filed
1
10
44
35
42
30
17
22
13
5
6
5
2
1
0
0
0
1
1
1
View as table
| Model year | Complaints filed per calendar year |
|---|---|
| 1997 | 1 |
| 1998 | 10 |
| 1999 | 44 |
| 2000 | 35 |
| 2001 | 42 |
| 2002 | 30 |
| 2003 | 17 |
| 2004 | 22 |
| 2005 | 13 |
| 2006 | 5 |
| 2007 | 6 |
| 2008 | 5 |
| 2009 | 2 |
| 2010 | 1 |
| 2011 | 0 |
| 2012 | 0 |
| 2013 | 0 |
| 2014 | 1 |
| 2015 | 1 |
| 2016 | 1 |
Mileage at failure isn’t a structured field in NHTSA complaint data, so we don’t chart it. Some owners mention it in their reports below.
Top problems in owners’ words
Verbatim from NHTSA complaints, newest first
Suspension
49 reports3 related recalls
“1998 MERCURY MYSTIQUE. ELECTRICAL SUB-HARNESS CONNECTOR PROBLEMS. *SMD THE CONSUMER STATED HE TOOK THE VEHICLE TO HIS MECHANIC, BECAUSE THE AC WASN'T COOLING PROPERLY AND THE VEHICLE WOULD OVER HEAT, WHILE IT WAS ON. THE VEHICLE HAS TWO FANS IN THE FRONT AND THEY FOUND THE COOLING FAN MELTED AND THE SUB-HARNESS CONNECTOR BURNED UP. IN ADDITION, THEY SHOWED THE CONSUMER THE PART OF THE SUB-HARNESS WITH THE INSULATION JUST FALLING OFF THE WIRE. THEY HAD TO REPLACED THE FAN MOTOR UNIT AND HAD TO SPLICE IN A FAN CONNECTOR AND WIRE INTO THE REST OF THE SUB-HARNESS, BECAUSE FOR SAID THE SUB-HARNESS WAS OBSOLETE AND NOT AVAILABLE. WHILE IT FUNCTIONS, THE CHECK ENGINE LIGHT HAS SINCE ILLUMINATED FOR A CAM SHAFT POSITION SENSOR, WHICH THE CONSUMER WAS INFORMED IT WAS RELATED TO THE SUB-HARNESS. ALSO, THE LOWER CONTROL ARMS, BALL JOINTS, FRONT STRUTS, REAR STRUTS AND REAR MOUNTS, NUMEROUS O2 SENSORS, RADIO ANTENNA, RACK AND PINION, DRIVERS SIDE POWER WINDOW AND SWITCH CONTROLLER WERE ALL REPLACED. THE ENGINE AND TRANSMISSION MOUNTS ALSO HAD TO BE REPLACED. *JB”
Power train
38 reports2 crashes1 related recall
“FAILED TO GO INTO GEAR FROM PARK, CHANGING GEARS DIFFICULT, DID NOT MOVE IN DRIVE, WOULD NOT GO INTO REVERSE, ENGINE DIED WHILE DRIVING 35 M.P.H MADE LOUD NOISE. *NM”
Engine and engine cooling
32 reports2 crashes1 fire
“I HAVE HAD NUMEROUS FRONT END PROBLEMS. I HAVE HAD TO REPLACE FRONT TIE RODS TWICE IN A YEAR AND A HALF. HAVING PROBLEMS WITH STRUTS .CONTROL ARM BUSHINGS NEED TO CHANGED. ALSO STABILIZERS LINKAGE HAD TO BE CHANGED. HAVE ALSO PUT NEW BALL JOINTS IN. *TR”
Electrical system
30 reports6 fires1 related recall
“I AM THE 2ND OWNER OF MY 1998 MERCURY MYSTIQUE. I PURCHASED THE VEHICLE IN 2004. IT HAS A COMPUTER DEFECT THAT GIVES A FALSE READING FOR THE CHECK ENGINE LIGHT. THIS CAR QUALIFIED FOR THE NJ LEMON LAW BECAUSE OF THIS PROBLEM WITH ITS 1ST OWNER. HOWEVER, THAT OWNER WAS TOO KIND TO DO ANYTHING ABOUT IT. THE PREVIOUS OWNER GAVE ME A FILE FILLED WITH SERVICE INFORMATION FROM THE DATE HE PURCHASED THE VEHICLE, BRAND NEW IN DECEMBER 1997. SHORTLY AFTER HIS PURCHASE HE HAD THE VEHICLE BACK TO THE DEALER FOR THE CHECK ENGINE LIGHT. HE HAD IT BACK A COUPLE MORE TIMES FOR THE SAME THING AND THEY ALWAYS FIXED IT. OBVIOUSLY, THEY PUT A BAND-AID ON A MAJOR DEFECT. I NOTICED THE LIGHT WAS ON WHEN I FIRST PURCHASED THE VEHICLE. THE FORMER OWNER SAID HE HAD IT CHECKED AND WAS TOLD NOT TO PAY ATTENTION TO IT. WELL, SINCE THEN I HAVE BEEN TOLD AT INSPECTION THAT IT HAS TO BE FIXED EVERY TIME. SO IT GOES TO MY MECHANIC WHO WILLS REPAIR/REPLACE THE NECESSARY PARTS PER THAT DAY'S COMPUTER READING. WITHIN A FEW WEEKS (OCCASIONALLY MONTHS) THE LIGHT GOES ON AGAIN. PREVIOUS TO THIS YEARS INSPECTION (DECEMBER 31ST) I HAD MY FRIEND LOOK IT OVER AND HE REPLACED THE VALVE/SENSOR THAT WAS…”
Service brakes, hydraulic
25 reports1 fire2 related recalls
“TRIED TO BRAKE FOR A FAMILY OF GEESE CROSSING THE ROAD. FOLLOWING THE BRAKING, I NOTICED A PROBLEM WITH THE BRAKES AND THE CAR PULLING TO THE LEFT. THE CAR WAS ALSO MAKING AN UNUSUAL NOISE. AFTER SLOWLY DRIVING THE CAR TO THE REPAIR SHOP, IT WAS DETERMINED THAT THE RIGHT FRONT BRAKE ROTOR WAS BROKEN. *TR”
Exterior lighting
18 reports2 related recalls
“HEADLIGHTS ARE MALFUNCTIONING. MY 17YO DAUGHTER GOT PULLED OVER BECAUSE ONLY HER HIGH BEAMS WERE WORKING. THE REGULAR HEADLIGHTS ARE DIM. VERY DANGEROUS. THIS HAPPENS AT ALL TIMES AND UNEXPECTEDLY.”
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 6, 2026
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.