Total Complaints
164 filings
MERCURY MOUNTAINEER · model year
164 NHTSA complaints, 21 crash reports, and 8 active recalls for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 2000MERCURYMOUNTAINEER carries 164 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 21 crashes, 21 fires, 25 injuries, and 0 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 2000 MOUNTAINEER is vehicle speed control with 21 filings, followed by tires (15) and electrical system (14). 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. This model year has 8 active recall campaigns, which means the manufacturer is obligated to remedy the covered defect at no charge for the life of the vehicle — the full NHTSA campaign numbers are listed below.
NHTSA currently has 3 investigation files overlapping the 2000 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
164 filings
Crashes Reported
21 reports
Source
NHTSA ODI
Federal complaints database
At or below the fleet median complaint volume.
| Component | Count |
|---|---|
| VEHICLE SPEED CONTROL | 21 |
| TIRES | 15 |
| ELECTRICAL SYSTEM | 14 |
| POWER TRAIN:AUTOMATIC TRANSMISSION | 12 |
| TIRES:TREAD/BELT | 6 |
| AIR BAGS | 5 |
| VEHICLE SPEED CONTROL:ACCELERATOR PEDAL | 5 |
| EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC. | 5 |
| AIR BAGS:FRONTAL | 4 |
| UNKNOWN OR OTHER | 4 |
| ENGINE | 4 |
| SERVICE BRAKES, HYDRAULIC | 3 |
| SEATS | 3 |
| EXTERIOR LIGHTING:TURN SIGNAL:FLASHER UNIT | 2 |
| ENGINE AND ENGINE COOLING:ENGINE:GASOLINE | 2 |
TIRES:TREAD/BELT
TIRE DESCRIPTION: FIRESTONE WILDERNESS AT, SIZE P235/75R15, PRODUCED AT THE DECATUR, ILLINOIS TIRE PLANT AND ALL FIRESTONE RADIAL ATX AND RADIAL ATX II TIRES, SIZE P235/75R15. OPERATION OF THESE TIRES AT LOW INFLATION PRESSURES, HIGH SPEED, AND IN HOT WEATHER, CAN CONTRIBUTE TO SEPARATION OF THE T
SEAT BELTS
VEHICLE DESCRIPTION: PASSENGER VEHICLES, LIGHT DUTY TRUCKS, SPORT UTILITY VEHICLES, AND MINI VANS EQUIPPED WITH TRW SEAT BELT BUCKLE ASSEMBLIES. THE BUCKLE BASE OF THESE SEAT BELT ASSEMBLIES WERE NOT PROPERLY HEAT TREATED AND THEREFORE DO NOT PASS THE LOAD BEARING REQUIREMENT OF FEDERAL MOTOR VEHI
FUEL SYSTEM, GASOLINE
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
ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS
VEHICLE DESCRIPTION: MULTI-PURPOSE VEHICLES EQUIPPED WITH 4.0L ENGINES AND ALL-TIME 4-WHEEL DRIVE (A4WD) POWERTRAINS. THE GENERIC ELECTRONIC MODULE (GEM) COULD EXPERIENCE A CONDITION REFERRED TO AS "LOCK-UP" IN WHICH THE GEM CONTROLLED ELECTRONIC FUNCTIONS (E.G., FRONT WINDSHIELD WIPERS, INTERIOR
SEATS:FRONT ASSEMBLY:RECLINER
ON CERTAIN SPORT UTILITY VEHICLES EQUIPPED WITH HIGH BACK SEATS, THE UPPER BOLT ON THE DRIVER'S SIDE HIGH BACK SEAT, THAT ATTACHES THE SEAT RECLINER MECHANISM TO THE SEAT BACK FRAME, COULD FRACTURE. IF THE BOLT FRACTURES AND DOES NOT JAM IN THE SEAT BACK FRAME, THE SEAT BACK MAY RECLINE UNTIL IT MA
VEHICLE SPEED CONTROL:CABLES
ON CERTAIN SPORT UTILITY VEHICLES EQUIPPED WITH SPEED CONTROL AND 4.0L SOHC ENGINES, IF THE STRAND COVER ON THE SPEED CONTROL CABLE BECOMES FLARED AT THE END, THE SPEED CONTROL CABLE MAY BIND WHEN THE SPEED CONTROL IS ACTIVATED.
AIR BAGS:SIDE/WINDOW
VEHICLE DESCRIPTION: 4-DOOR SPORT UTILITY VEHICLES EQUIPPED WITH SIDE AIR BAGS. THE SUBJECT VEHICLES HAVE A REVISED LEVEL SIDE CRASH SENSOR THAT COULD DEPLOY THE SIDE AIR BAG IF THE IGNITION KEY IS IN THE "RUN" POSITION AND THE SEATBELT WEBBING IS FORCIBLY EXTRACTED FROM A LOCKED RETRACTOR WITH A
VEHICLE SPEED CONTROL
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.
The contact's daughter owns a 2000 Mercury Mountaineer. The contact stated that while her husband and her daughter were inspecting the engine compartment of the vehicle, the hinges of the hood failed, causing the hood to drop inadvertently. The contact's husband sustained a laceration on the arm but did not seek medical assistance. The vehicle was taken to an independent mechanic, where the hood hinges were replaced. Additionally, the contact purchased a stick to hold the hood open. The vehicle was repaired. The dealer and the manufacturer were not notified of the failure. The failure mileage was unknown. The VIN was not available.
I unlocked my vehicle, put the key in the ignition and it made a noise, then immediately after that failure to start, everything stopped working. No lights, will not lock doors, no clicking sound as if it were a dead battery.
THE O/D LIGHT KEEPS FLASHING AND IT DOESN'T SHIFT INTO GEAR WHEN PULLING OUT IN FRONT OF ONCOMING TRAFFIC ITS VARY DANGEROUS FOR MYSELF AND OTHER DRIVERS PLEASE ADDRESS THIS ON GOING PROBLEM WITH THIS TRANSMISSION
Mileage: 160,538
TL* THE CONTACT OWNS A 2000 MERCURY MOUNTAINEER. WHILE DRIVING, THE HEADLIGHTS GRADUALLY BECAME DIM AND SHUT OFF. AFTER THE CONTACT MADE SEVERAL ATTEMPTS, THE HEADLIGHTS TURNED BACK ON AND REMAINED ILLUMINATED. THE MANUFACTURER WAS CONTACTED AND STATED THAT THERE WERE NO RECALLS FOR THE FAILURE. THE CONTACT WAS REFERRED TO NHTSA. THE DEALER WAS NOT CONTACTED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE FAILURE MILEAGE WAS 82,000.
Mileage: 82,000
I WAS ON MY WAY HOME FROM WORK(APPROX 12 MILES) AND DECIDED I'D TRY OUT THE CRUISE CONTROL IN MY NEWLY ACQUIRED 2000 MOUNTAINEER 302 AWD. THE FIRST PART OF THE COMMUTE IS WHAT I WOULD CONSIDER HARMLESS AND A VERY SAFE STRETCH TO TEST OUT THIS FEATURE SO I PRESS THE CRUISE BUTTON TO SET MY SPEED AT THE POSTED SPEED LIMIT OF 55MPH. ALL WAS WELL UNTIL I APPROACHED A SHARP HAIR PIN CURVE ABOUT 4 MILES INTO THE TRIP. I GENTLY STARTED TO APPLY THE BRAKE TO CANCEL THE CRUISE BUT THE VEHICLE DIDN'T RESPOND TO MY ATTEMPT. IN A STATE OF PANIC, I FIRMLY APPLY THE BRAKE TO REDUCE SPEED AND WAS ONLY ABLE TO DROP APPROXIMATELY 6-7 MPH. STILL WELL ABOVE THE ADVISED LIMIT FOR THAT PARTICULAR CURVE. AFTER MAKING IT THOUGH THE CURVE, THE MOUNTAINEER TRANSMISSION DOWN SHIFTED AND I WAS OFF TO THE RACES. I PANICKED AND IN DOING SO, FAILED TO PROCESS AND THINK CLEARLY. MY INSTINCT WAS TO KEEP POUNDING ON THE BRAKES IN HOPE THAT THE CRUISE CABLE WITH BREAK OR POP FREE. AT 70MPH MY BRAKES WERE
Mileage: 153,000
REAR DOOR LATCH IS INOPERATIVE. ALSO RIGHT FRONT PASSENGER DOOR LOCK IS INOPERATIVE.
Mileage: 101,489
REAR DOOR LATCH IS INOPERATIVE. ALSO RIGHT FRONT PASSENGER DOOR LOCK IS INOPERATIVE.
Mileage: 101,489
REAR DOOR LATCH IS INOPERATIVE. ALSO RIGHT FRONT PASSENGER DOOR LOCK IS INOPERATIVE.
Mileage: 101,489
TL* THE CONTACT OWNS A 2000 MERCURY MOUNTAINEER. WHILE PARKED, THE VEHICLE ERUPTED INTO FLAMES WITHOUT WARNING. THE FIRE WAS EXTINGUISHED BY THE FIRE DEPARTMENT. A POLICE REPORT WAS NOT FILED AND THERE WERE NO INJURIES REPORTED. THE VEHICLE REMAINED AT THE CONTACT'S RESIDENCE WHERE IT WAS NOT DIAGNOSED OR REPAIRED. THE VEHICLE WAS DESTROYED. THE VEHICLE PARKED IN FRONT OF THE CONTACT'S VEHICLE WAS ALSO DESTROYED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE VIN WAS INCLUDED IN NHTSA CAMPAIGN NUMBER: 05V017000 (VEHICLE SPEED CONTROL). THE FAILURE MILEAGE WAS APPROXIMATELY 155,000.
Mileage: 155,000
TL* THE CONTACT OWNS A 2000 MERCURY MOUNTAINEER. WHILE PARKED, THE VEHICLE ERUPTED INTO FLAMES WITHOUT WARNING. THE FIRE WAS EXTINGUISHED BY THE FIRE DEPARTMENT. A POLICE REPORT WAS NOT FILED AND THERE WERE NO INJURIES REPORTED. THE VEHICLE REMAINED AT THE CONTACT'S RESIDENCE WHERE IT WAS NOT DIAGNOSED OR REPAIRED. THE VEHICLE WAS DESTROYED. THE VEHICLE PARKED IN FRONT OF THE CONTACT'S VEHICLE WAS ALSO DESTROYED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE VIN WAS INCLUDED IN NHTSA CAMPAIGN NUMBER: 05V017000 (VEHICLE SPEED CONTROL). THE FAILURE MILEAGE WAS APPROXIMATELY 155,000.
Mileage: 155,000
I WAS DRIVING DON THE ROAD TO AN INTERSECTION GOING 45 MPH AND NOTICED BLACK SMOKE COMING FROM UNDER THE HOOD. I PROCEEDED TO PULL OVER AND GOT MY FAMILY OUT THE CAR BEFORE THE ELECTRICAL WAS COMPLETELY FRIED. I TRIED TO PUT THE FIRE OUT WITH TWO EXTINGUISHERS AND HELP FROM FELLOW BYSTANDERS. THE BLAZE UNDER THE HOOD HAD TO BE PUT OUT BY THE FIRE DEPARTMENT. I RECEIVED A POLICE AND FIRE REPORT. THE AREA THAT THE FIRE HAD ORIGINATED FROM WAS THE FUSE BOX. I KNOW THIS WAS A FACTORY PROBLEM BECAUSE I DIDN'T DO ANY WORK IN THOSE AREAS. I WOULD LIKE COMPENSATION FOR MY VEHICLE BECAUSE I'M NOW OUT 6500 DOLLARS AND I SEARCHED ONLINE AND READ ABOUT OVER A 100 EXPLORER AND MOUNTAINEER FIRES UNDER THE HOOD. I NEVER RECEIVED ANY RECALLS FOR MY VEHICLE AND I OWNED IT OVER 10 YEARS. *TR
Mileage: 183,345
I WAS DRIVING DON THE ROAD TO AN INTERSECTION GOING 45 MPH AND NOTICED BLACK SMOKE COMING FROM UNDER THE HOOD. I PROCEEDED TO PULL OVER AND GOT MY FAMILY OUT THE CAR BEFORE THE ELECTRICAL WAS COMPLETELY FRIED. I TRIED TO PUT THE FIRE OUT WITH TWO EXTINGUISHERS AND HELP FROM FELLOW BYSTANDERS. THE BLAZE UNDER THE HOOD HAD TO BE PUT OUT BY THE FIRE DEPARTMENT. I RECEIVED A POLICE AND FIRE REPORT. THE AREA THAT THE FIRE HAD ORIGINATED FROM WAS THE FUSE BOX. I KNOW THIS WAS A FACTORY PROBLEM BECAUSE I DIDN'T DO ANY WORK IN THOSE AREAS. I WOULD LIKE COMPENSATION FOR MY VEHICLE BECAUSE I'M NOW OUT 6500 DOLLARS AND I SEARCHED ONLINE AND READ ABOUT OVER A 100 EXPLORER AND MOUNTAINEER FIRES UNDER THE HOOD. I NEVER RECEIVED ANY RECALLS FOR MY VEHICLE AND I OWNED IT OVER 10 YEARS. *TR
Mileage: 183,345
I WAS DRIVING DON THE ROAD TO AN INTERSECTION GOING 45 MPH AND NOTICED BLACK SMOKE COMING FROM UNDER THE HOOD. I PROCEEDED TO PULL OVER AND GOT MY FAMILY OUT THE CAR BEFORE THE ELECTRICAL WAS COMPLETELY FRIED. I TRIED TO PUT THE FIRE OUT WITH TWO EXTINGUISHERS AND HELP FROM FELLOW BYSTANDERS. THE BLAZE UNDER THE HOOD HAD TO BE PUT OUT BY THE FIRE DEPARTMENT. I RECEIVED A POLICE AND FIRE REPORT. THE AREA THAT THE FIRE HAD ORIGINATED FROM WAS THE FUSE BOX. I KNOW THIS WAS A FACTORY PROBLEM BECAUSE I DIDN'T DO ANY WORK IN THOSE AREAS. I WOULD LIKE COMPENSATION FOR MY VEHICLE BECAUSE I'M NOW OUT 6500 DOLLARS AND I SEARCHED ONLINE AND READ ABOUT OVER A 100 EXPLORER AND MOUNTAINEER FIRES UNDER THE HOOD. I NEVER RECEIVED ANY RECALLS FOR MY VEHICLE AND I OWNED IT OVER 10 YEARS. *TR
Mileage: 183,345
I WAS DRIVING TO AN INTERSECTION WITH MY FAMILY WHILE GOING 45 MPH. I NOTICED BLACK COMING THROUGH THE VENTS. I PULLED OFF TO A GAS STATION PARKING LOT. I PROCEEDED TO USE FIRE EXTINGUISHERS UNDER THE HOOD, THE FIRE DEPARTMENT HAD TO COME PUT IT OUT. THEY DID A LOOK THROUGH AND DETERMINED THE FIRE STARTED AT THE FUSE BOX. I WENT HOME AND RESEARCHED THAT THIS IS A RECURRING PROBLEM WITH THIS TYPE OF VEHICLE. I'M NOW OUT THE 6500 I USED TO PURCHASE IT. I CANT FIX IT OR TRADE IT IN NOW. *TR
Mileage: 183,345
I WAS DRIVING TO AN INTERSECTION WITH MY FAMILY WHILE GOING 45 MPH. I NOTICED BLACK COMING THROUGH THE VENTS. I PULLED OFF TO A GAS STATION PARKING LOT. I PROCEEDED TO USE FIRE EXTINGUISHERS UNDER THE HOOD, THE FIRE DEPARTMENT HAD TO COME PUT IT OUT. THEY DID A LOOK THROUGH AND DETERMINED THE FIRE STARTED AT THE FUSE BOX. I WENT HOME AND RESEARCHED THAT THIS IS A RECURRING PROBLEM WITH THIS TYPE OF VEHICLE. I'M NOW OUT THE 6500 I USED TO PURCHASE IT. I CANT FIX IT OR TRADE IT IN NOW. *TR
Mileage: 183,345
I WAS DRIVING TO AN INTERSECTION WITH MY FAMILY WHILE GOING 45 MPH. I NOTICED BLACK COMING THROUGH THE VENTS. I PULLED OFF TO A GAS STATION PARKING LOT. I PROCEEDED TO USE FIRE EXTINGUISHERS UNDER THE HOOD, THE FIRE DEPARTMENT HAD TO COME PUT IT OUT. THEY DID A LOOK THROUGH AND DETERMINED THE FIRE STARTED AT THE FUSE BOX. I WENT HOME AND RESEARCHED THAT THIS IS A RECURRING PROBLEM WITH THIS TYPE OF VEHICLE. I'M NOW OUT THE 6500 I USED TO PURCHASE IT. I CANT FIX IT OR TRADE IT IN NOW. *TR
Mileage: 183,345
TL* THE CONTACT OWNS A 2000 MERCURY MOUNTAINEER. THE CONTACT STATED THAT THE DOOR LOCKS BECAME INOPERABLE AT TIMES AND TOOK NUMEROUS ATTEMPTS BEFORE THE LATCH WOULD OPEN. THE FAILURE OCCURRED SEVERAL TIMES. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 150,000.
Mileage: 150,000
TL* THE CONTACT OWNS A 2000 MERCURY MOUNTAINEER. THE CONTACT STATED THAT THE DOOR LOCKS BECAME INOPERABLE AT TIMES AND TOOK NUMEROUS ATTEMPTS BEFORE THE LATCH WOULD OPEN. THE FAILURE OCCURRED SEVERAL TIMES. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 150,000.
Mileage: 150,000
TL* THE CONTACT OWNED A 2000 MERCURY MOUNTAINEER. WHILE DRIVING APPROXIMATELY 65 MPH, FUEL FUMES EMITTED INTO THE VEHICLE AND THE ENGINE BEGAN TO SMOKE BEFORE IT CAUGHT FIRE. THE CHECK ENGINE INDICATOR ILLUMINATED. THE FIRE DEPARTMENT WAS ABLE TO EXTINGUISH THE FIRE. THE VEHICLE WAS TOWED TO THE CONTACT'S RESIDENCE. THE VEHICLE WAS DEEMED DESTROYED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 240,000.
Mileage: 240,000
I AM DISABLE ON JUNE 11, 2014 I WAS TRAVELING ABOUT 35 MPH AND SUDDENLY FLAMES GUSHED FROM THE DASH I STOPPED THE IGNITION WOULD NOT TURN OFF FIRE WIPPED MY RIGHT SIDE AND I BROKE MY ANKLE TRYING TO GET OUT OF THE CAR. *JS
Mileage: 199,000
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.