Total Complaints
399 filings
MERCURY MOUNTAINEER · model year
399 NHTSA complaints, 48 crash reports for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 1997MERCURYMOUNTAINEER carries 399 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 48 crashes, 11 fires, 25 injuries, and 2 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.
Component-level analysis is where model-year complaints become actionable: the top complaint category for the 1997 MOUNTAINEER is tires:tread/belt with 81 filings, followed by tires (78) and vehicle speed control (36). Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability.
NHTSA currently has 3 investigation files overlapping the 1997 MOUNTAINEER. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.
Total Complaints
399 filings
Crashes Reported
48 reports
Source
NHTSA ODI
Federal complaints database
Above median complaint volume — review patterns below.
| Component | Count |
|---|---|
| TIRES:TREAD/BELT | 81 |
| TIRES | 78 |
| VEHICLE SPEED CONTROL | 36 |
| SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP | 24 |
| VEHICLE SPEED CONTROL:ACCELERATOR PEDAL | 15 |
| AIR BAGS:FRONTAL | 7 |
| SEAT BELTS | 7 |
| SUSPENSION:FRONT | 6 |
| SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS | 6 |
| ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR | 6 |
| EQUIPMENT:APPLIANCE:AIR CONDITIONER | 6 |
| SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES | 5 |
| STRUCTURE:BODY:DOOR | 5 |
| POWER TRAIN:AUTOMATIC TRANSMISSION | 4 |
| ELECTRICAL SYSTEM | 4 |
TL* THE CONTACT OWNS A 1997 MERCURY MOUNTAINEER. THE CONTACT STATED WHILE THE VEHICLE WAS STATIONARY, THE VEHICLE STALLED. THE CONTACT STATED NO WARNING LIGHT WAS ILLUMINATED. THE VEHICLE WAS TAKEN TO AN UNKNOWN DEALER TO BE DIAGNOSED. THE CONTACT WAS INFORMED THAT THE FUEL PUMP NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER HAD NOT BEEN INFORMED OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 385,000.
Mileage: 385,000
DRIVERS SIDE SEAT BELT BUCKLE WILL NOT LATCH. 185,000 MILES.
Mileage: 185,000
TL* THE CONTACT'S HUSBAND OWNS A 1997 MERCURY MOUNTAINEER. THE CONTACT STATED THAT WHEN THE BRAKE PEDAL WAS RELEASED, THE VEHICLE UNINTENTIONALLY ACCELERATED. AS A RESULT, THE CONTACT'S HUSBAND REAR ENDED ANOTHER VEHICLE. THE AIR BAGS DID NOT DEPLOY. A POLICE REPORT WAS FILED AND THERE WERE NO INJURIES. THE VEHICLE WAS NOT TAKEN TO A DEALER OR INDEPENDENT MECHANIC FOR DIAGNOSTIC TESTING OR REPAIRS. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 110,000.
Mileage: 110,000
DRIVER SIDE SEAT BELT REFUSES TO LATCH AND, IF IT DOES LATCH, COMES UNLATCHED ON ITS OWN. ON INSPECTION, THE 'GUTS' OF THE MECHANISM ARE GONE.
Mileage: 198,000
I WAS AT A GAS STATION MAKING A PURCHASE WITH MY DISABLED MOTHER. WE LEFT THE STORE, AND GOT INTO MY TRUCK. I STARTED MY TRUCK AND PROCEED TO DIVE TOWARDS THE EXIT OF THE GAS STATION WHEN I SMELLED SOMETHING LIKE BURNING RUBBER. I SAID TO MY MOTHER THAT SOMETHING SMELLED FUNNY AND THEN LOOKED AND SAW A THIN STEAM OF SMOKE COMING UP FROM IN BETWEEN MY LEGS. I PARKED THE TRUCK AND JUMPERS OUT LEAVING MY OM IN THE CAR. I THEN SAW A FIRE INSIDE OF THE METAL TRACK IN WHICH MY SEAT MOVES MECHANICALLY UNDERNEATH MY SEAT, WHERE THE WIRES ARE. I RAN INTO THE GAS STATION PANICKED AND ASKED THE ATTENDANT FOR A FIRE EXTINGUISHER, TO WHICH HE REPLIED " NO, I DON'T KNOW I DON'T HAVE ONE" AND DID NOTHING. SO I RAN BACK OUTSIDE TO MY TRUCK WHERE MY MOTHER WAS HAVING TROUBLE EXITING MY TRUCK AS SHE HAS ANXIETY AND HEALTH ISSUES. SHE FINALLY GOT OUT AND A TOW TRUCK THAT WAS DRIVING BY, SAW THE SMOKE GETTING HEAVIER AND FLOWING OUT OF MY TRUCK, HE STOPPED AND OUT THE FIRE OUT WITH AN EXTINGUISHER. THE FL
Mileage: 3
WHEN I USE THE CRUISE CONTROL AND THEN TURN IT OFF I CAN'T SEEM TO PUSH MY GAS PEDAL WHEN YOU ARE DRIVING THE VEHICLE. I HAVE TO KEEP PUTTING EXTREME PRESSURE ON THE ACCELERATOR PEDAL UNTIL SOMETHING BREAKS OR POPS AND THEN IT ALLOWS ME TO PUSH THE PEDAL. I KEEP HAVING PROBLEMS WITH SMOKE COMING FROM ON TOP OF THE STEERING COLUMN LIKE SOMETHING IS BURNING WHEN YOU ARE DRIVING, NOW I HAVE ELECTRICAL PROBLEMS TO WHERE MY HORN WILL NOT WORK ANYMORE. I KEEP HAVING PROBLEMS WITH THE FRONT FRAME OF THE SUV. THE FRAME SOUNDS AND FEELS LIKE IT IS GOING TO FALL APART AND IT DOESN'T MATTER IF YOU ARE DRIVING OR STATIONARY. THE MECHANIC SAYS IT IS THE SWAY BAR THAT IS CAUSING THAT PROBLEM. I HAVE BEEN CALLING FORD ABOUT IT AND THEY KEEP SAYING THERE IS NO RECALL ON MY VEHICLE.
WHEN I USE THE CRUISE CONTROL AND THEN TURN IT OFF I CAN'T SEEM TO PUSH MY GAS PEDAL WHEN YOU ARE DRIVING THE VEHICLE. I HAVE TO KEEP PUTTING EXTREME PRESSURE ON THE ACCELERATOR PEDAL UNTIL SOMETHING BREAKS OR POPS AND THEN IT ALLOWS ME TO PUSH THE PEDAL. I KEEP HAVING PROBLEMS WITH SMOKE COMING FROM ON TOP OF THE STEERING COLUMN LIKE SOMETHING IS BURNING WHEN YOU ARE DRIVING, NOW I HAVE ELECTRICAL PROBLEMS TO WHERE MY HORN WILL NOT WORK ANYMORE. I KEEP HAVING PROBLEMS WITH THE FRONT FRAME OF THE SUV. THE FRAME SOUNDS AND FEELS LIKE IT IS GOING TO FALL APART AND IT DOESN'T MATTER IF YOU ARE DRIVING OR STATIONARY. THE MECHANIC SAYS IT IS THE SWAY BAR THAT IS CAUSING THAT PROBLEM. I HAVE BEEN CALLING FORD ABOUT IT AND THEY KEEP SAYING THERE IS NO RECALL ON MY VEHICLE.
WHEN I USE THE CRUISE CONTROL AND THEN TURN IT OFF I CAN'T SEEM TO PUSH MY GAS PEDAL WHEN YOU ARE DRIVING THE VEHICLE. I HAVE TO KEEP PUTTING EXTREME PRESSURE ON THE ACCELERATOR PEDAL UNTIL SOMETHING BREAKS OR POPS AND THEN IT ALLOWS ME TO PUSH THE PEDAL. I KEEP HAVING PROBLEMS WITH SMOKE COMING FROM ON TOP OF THE STEERING COLUMN LIKE SOMETHING IS BURNING WHEN YOU ARE DRIVING, NOW I HAVE ELECTRICAL PROBLEMS TO WHERE MY HORN WILL NOT WORK ANYMORE. I KEEP HAVING PROBLEMS WITH THE FRONT FRAME OF THE SUV. THE FRAME SOUNDS AND FEELS LIKE IT IS GOING TO FALL APART AND IT DOESN'T MATTER IF YOU ARE DRIVING OR STATIONARY. THE MECHANIC SAYS IT IS THE SWAY BAR THAT IS CAUSING THAT PROBLEM. I HAVE BEEN CALLING FORD ABOUT IT AND THEY KEEP SAYING THERE IS NO RECALL ON MY VEHICLE.
THE DRIVER'S SEAT BELT WILL NOT LATCH.
Mileage: 137,400
TL* THE CONTACT OWNS A 1997 MERCURY MOUNTAINEER. THE CONTACT STATED THAT THE FRONT DRIVER SIDE SEAT BELT BUCKLE FAILED TO LATCH. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 170,000. THE VIN WAS UNAVAILABLE.
Mileage: 170,000
MAJOR AND RECURRING ISSUE WITH FRONT DRIVE SHAFT, AND FRONT DIFFERENTIAL, GRINDING, SHAKING, WITH NEAR CRASH DUE TO DIFFICULTY TO HANDLE (THIS WAS ON THE WAY TO THE MECHANIC). *TR
Mileage: 100,000
TL* THE CONTACT OWNS A 1997 MERCURY MOUNTAINEER. THE CONTACT STATED THAT HE SHIFTED INTO DRIVE AND THE VEHICLE SUDDENLY ACCELERATED. THE CONTACT MENTIONED THAT HE HAD TO SHIFT TO NEUTRAL IN ORDER TO STOP THE VEHICLE AND STATED THAT THE FAILURE OCCURRED SEVERAL TIMES. THE VEHICLE WAS TAKEN TO THE DEALER. THE TECHNICIAN WAS UNABLE TO DIAGNOSE THE FAILURE. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 160,000 AND THE CURRENT MILEAGE WAS 170,000. *TR
Mileage: 160,000
I ATTEMPTED TO CONNECT THE TWO PORTIONS OF THE DRIVER FRONT SEAT BELT AND THE LATCHING MECHANISM IN THE FEMALE PORTION WOULD NOT LATCH, THEREBY DEFEATING MY ABILITY TO SECURE THE SEAT BELT. I TOOK THE VEHICLE TO A REPAIR SHOP THAT QUOTED ME ALMOST $200 TO REPAIR THE BELT, INDICATING THE OEM KIT WAS ALMOST $150. SOMEONE IS PROFITEERING ON DEFECTIVE SAFETY EQUIPMENT. *TR
Mileage: 132,145
DRIVER'S SEAT BELT WILL NOT FASTEN. *TR
Mileage: 175,000
TL*THE CONTACT OWNS A 1997 MERCURY MOUNTAINEER. HE ATTEMPTED TO PUT THE DRIVERS SIDE SEAT BELT ON AND THE BUCKLE WOULD NOT SNAP INTO PLACE. THE FAILURE HAD BEEN ON GOING FOR ONE WEEK. THE VEHICLE WAS NOT TAKEN TO THE DEALER FOR DIAGNOSTIC TESTING. THE APPROXIMATE FAILURE AND CURRENT MILEAGE WAS 150,000.
Mileage: 150,000
TL* THE CONTACT OWNS A 1997 MERCURY MOUNTAINEER. THE CONTACT WAS DRIVING APPROXIMATELY 45 MPH WHEN THE VEHICLE ABNORMALLY ACCELERATED. THE CONTACT APPLIED THE BRAKES BUT THE VEHICLE WOULD NOT STOP. THE CONTACT WAS UNABLE TO MAINTAIN CONTROL OF THE VEHICLE AS IT ACCELERATED. THE LEFT SIDE OF THE VEHICLE BEGAN TO SKID ABNORMALLY AND THE CONTACT CRASHED INTO A WIRE FENCE. THE VEHICLE THEN ROLLED OVER AND CRASHED INTO SEVERAL TREES BEFORE COMING TO A STOP. THE PASSENGER SUSTAINED MAJOR INJURIES TO THE HEAD AND BODILY TRAUMA. THE CONTACT SUSTAINED INJURIES TO THE HEAD. THE CONTACT AND PASSENGER WERE TRANSPORTED TO THE HOSPITAL VIA AMBULANCE. A POLICE REPORT WAS FILED. THE VEHICLE WAS DESTROYED. THE FAILURE MILEAGE WAS UNKNOWN.
MY 1997 MERCURY MOUNTAINEER (THAT I PURCHASED FEB 2010) IS EXPERIENCING THE SAME ACCELERATION PROBLEMS AS DESCRIBED IN THE 4.0 SOHC CAMPAIGN # 00V422000 AND ACTION # EA99001. I HAVE TO APPLY EXTRA ACCELERATION TO MAKE THE CAR DRIVE WHEN ENGINE IS "COLD". AFTER IT WARMS UP, OR IF I START THE ENGINE AND ALLOW IT TO WARM UP BEFORE DRIVING, I DO NOT HAVE THAT PROBLEM. HAS THERE BEEN ANY OTHER V8 COMPLAINTS? *TR
Mileage: 149,000
TL* THE CONTACT OWNS A 1997 MERCURY MOUNTAINEER. HE EXPERIENCED DIFFICULT STEERING, BECAUSE THE FRONT SWAY BAR LINKAGE HAD FRACTURED. SECONDLY HE WOULD INTERMITTENTLY SMELL AN ODOR OF GASOLINE INSIDE OF THE VEHICLE. THIRDLY DURING BRAKE APPLICATION THE ACCELERATOR PEDAL WOULD ALSO STICK. THIS CONDITION WOULD CAUSE THE VEHICLE TO LURCH FORWARD. LASTLY THE MAIN BAR THAT HELD THE TWO BUMPERS TOGETHER HAD CORRODED. THE FAILURES WERE DESCRIBED IN RECALLS (98V060000, 00V422000, 00V402000). HOWEVER HE WAS ADVISED BY REPRESENTATIVES FROM THE DEALER AND THE MANUFACTURER THAT THE PREVIOUS OWNER HAD THE VEHICLE REPAIRED ACCORDING THE RECALLS. THE CURRENT MILEAGE WAS APPROXIMATELY 157,000. THE FAILURE MILEAGE WAS APPROXIMATELY 156,000.
Mileage: 156,000
TL* THE CONTACT OWNS A 1997 MERCURY MOUNTAINEER. HE EXPERIENCED DIFFICULT STEERING, BECAUSE THE FRONT SWAY BAR LINKAGE HAD FRACTURED. SECONDLY HE WOULD INTERMITTENTLY SMELL AN ODOR OF GASOLINE INSIDE OF THE VEHICLE. THIRDLY DURING BRAKE APPLICATION THE ACCELERATOR PEDAL WOULD ALSO STICK. THIS CONDITION WOULD CAUSE THE VEHICLE TO LURCH FORWARD. LASTLY THE MAIN BAR THAT HELD THE TWO BUMPERS TOGETHER HAD CORRODED. THE FAILURES WERE DESCRIBED IN RECALLS (98V060000, 00V422000, 00V402000). HOWEVER HE WAS ADVISED BY REPRESENTATIVES FROM THE DEALER AND THE MANUFACTURER THAT THE PREVIOUS OWNER HAD THE VEHICLE REPAIRED ACCORDING THE RECALLS. THE CURRENT MILEAGE WAS APPROXIMATELY 157,000. THE FAILURE MILEAGE WAS APPROXIMATELY 156,000.
Mileage: 156,000
TL* THE CONTACT OWNS A 1997 MERCURY MOUNTAINEER. HE EXPERIENCED DIFFICULT STEERING, BECAUSE THE FRONT SWAY BAR LINKAGE HAD FRACTURED. SECONDLY HE WOULD INTERMITTENTLY SMELL AN ODOR OF GASOLINE INSIDE OF THE VEHICLE. THIRDLY DURING BRAKE APPLICATION THE ACCELERATOR PEDAL WOULD ALSO STICK. THIS CONDITION WOULD CAUSE THE VEHICLE TO LURCH FORWARD. LASTLY THE MAIN BAR THAT HELD THE TWO BUMPERS TOGETHER HAD CORRODED. THE FAILURES WERE DESCRIBED IN RECALLS (98V060000, 00V422000, 00V402000). HOWEVER HE WAS ADVISED BY REPRESENTATIVES FROM THE DEALER AND THE MANUFACTURER THAT THE PREVIOUS OWNER HAD THE VEHICLE REPAIRED ACCORDING THE RECALLS. THE CURRENT MILEAGE WAS APPROXIMATELY 157,000. THE FAILURE MILEAGE WAS APPROXIMATELY 156,000.
Mileage: 156,000
Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.
Read our methodology — how this data is sourced, computed, and verified.