2000 Mercury Mountaineer Problems
Owner-reported complaints filed with NHTSA, grouped by component
Data refreshed
What this page shows
Everything below is an owner-reported complaint submitted to NHTSA about the 2000 Mercury Mountaineer, grouped by the component NHTSA recorded on the report. These are not confirmed defects, and they are not recalls. NHTSA does not verify most reports before publishing them, and a category with more reports in it is not evidence that a part is defective.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Reports by component
Ranked by how many owner reports name each component category
- Driver assistance2918.4%
- Electrical2314.6%
- Tires & wheels2213.9%
- Transmission127.6%
- Interior & seats117.0%
- Engine95.7%
- Airbags95.7%
- Brakes85.1%
- Suspension63.8%
- Body & structure63.8%
- Steering53.2%
- Visibility42.5%
- Exterior lighting42.5%
- Powertrain (other)31.9%
- Other / unspecified31.9%
- Fuel system31.9%
- Seat belts10.6%
Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.
Each component in detail
What the reports in each category say, in the owners' own words
Driver assistance
Reports naming forward-collision avoidance, lane keeping, back-over prevention, cruise control and related electronic driver-assistance systems.
From owner reports, verbatim
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 USELESS. IT ACCELERATED JUST PAST 80MPH AND FINALLY RIGHT BEFORE MY TURN OFF ONTO THE ROAD THAT I LIVE, MY HEAD CLEARED AND I TURNED THE IGNITION KEY TO THE OFF POSITION AND WAS ABLE TO COAST INTO MY NEIGHBORHOOD. AS I EXITED THE VEHICLE, EVERY OUNCE OF COOLANT WAS BEING SHOT OUT OF THE RADIATOR AND ALL FOUR BRAKE ROTORS WERE GLOWING CHERRY RED. I WAS SCARED THE THING WAS GOING TO CATCH FIRE. LIKE INCIDENT REPORT PRIOR TO MINE, MY CRUISE CABLE RETAINER HAD MALFUNCTIONED AND WAS NO LONGER ANCHORED TO ITS USUAL POSITION. FORD HAS A MAJOR FLAW IN THE WAY THIS SYSTEM WAS DESIGNED AND NEEDS TO TAKE ACTION SO SOMEONE DOESN'T GET KILLED. HANDS DOWN, THE ABSOLUTE SCARIEST SITUATION I'VE EVER EXPERIENCED.
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
Electrical
Reports naming the electrical system — wiring, battery, charging, control modules, infotainment and electrical accessories.
From owner reports, verbatim
REAR DOOR LATCH IS INOPERATIVE. ALSO RIGHT FRONT PASSENGER DOOR LOCK IS INOPERATIVE.
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.
Tires & wheels
Reports naming tires, wheels, hubs, or the tire-pressure monitoring system.
From owner reports, verbatim
TL*THE CONTACT OWNS A 2000 MERCURY MOUNTAINEER. THE VEHICLE HAS GOODYEAR WRANGLER RTS TIRES, SIZE P/235/75/R15. THE CONTACT NOTICED THAT THE FRONT PASSENGER SIDE TIRE WOULD SPONTANEOUSLY LOSE TIRE PRESSURE. HE TOOK THE TIRES TO A TIRE REPAIR SHOP AND A TECHNICIAN STATED THAT THE INNER SIDEWALL WAS SEPARATING ON ALL FOUR TIRES. HE CONCLUDED THAT THE TIRES NEEDED TO BE REPLACED. ALL OF THE TIRES WERE REPLACED AND THE CONTACT STILL HAS POSSESSION OF THE OLD ONES. THE VEHICLE FAILURE MILEAGE WAS 30,000. THE TIRE FAILURE MILEAGE WAS 13,140.
MY 2000 MOUNTAINEER HAD 17,000 WHEN PURCHASED. I HAD NOTICED THE DEALER HAD JUST PUT NEW 235/75R15 GOODYEAR WRANGLER R/TS ON IT. I WAS NOT SUSPICIOUS BUT SHOULD HAVE BEEN. EVER SINCE PURCHASED I HAVE HAD A VIBRATION IN THE FRONT END AND MY FRONT TIRES HAVE WORN ON THE INSIDE AL THE WAY DOWN TO A UNSAFE TREAD DEPTH WITHIN 10,000 MILES. THE DEALER ALLIGNED THE FRONT AND CHECKED FOR FRONT END PROBLEMS TWO DAYS AFTER PURCHASE. AT THAT TIME THEY FOUND IT WAS OUT BUT CLAIMED THEY HAD JUST ALLIGNED IT THREE DAYS BEFORE ALSO. AT AROUND 30,000 MILES I HAD TO REPLACE THE FRONT TIRES BECAUSE THEY WERE UNSAFE. I TOOK THEM TO THE DEALER AND THE GM TOLD ME THAT IT WAS NORMAL TIRE WEAR. I KNOW QUITE A BIT ABOUT CARS BUT HE DID NOT KNOW THAT. AT THAT TIME THEY CHECKED THE FRONT END ALLIGNMENT AGAIN AND CHECK FOR PROBLEMS AGAIN AND FOUND NOTHING. A FEW WEEKS LATER THE VBRATION GOT WORSE SO I JACKED IT UP MYSELF AND FOUND THAT THE ONE A-ARM NUT WAS LOOSE. I TIGHTEND IT AND DROVE BACK TO THE DEALERAND SHOWED ONE OF THEIR MECHANICS THE PROBLEM. IT HAD LOOSEND UP AGAIN ALREADY SO HE TIGHTEND ALL THE A-ARM NUTS. ILEFT AND WITHIN 10 MILES ONE WAS LOOSE AGAIN. I WENT BACK TO THE DEALER AND TOLD THEM TO REPLACE ALL THE A-ARM BOLTS AND NUTS. I HAVE SINCE WENT THROUGH 2 MORE SETS OF FRONT TIRES ,SO THAT IS 4 SETS OF TIRES IN 63,000 MILES, BUT THEY SAY THERE IS NOTHING WRONG . ANYONE HAVING THESE SAME UNEVEN TIRE WEAR AND VIBRATION PROBLEMS PLEASE CONTACT ME. 865-776-2246 BRIAN
Transmission
Reports naming the automatic or manual transmission, including shifting behaviour, shudder, slipping and transmission control modules.
From owner reports, verbatim
I HAVE A 2000 MERCURY MOUNTAINEER THAT STARTED HAVING TRANSMISSION PROBLEMS AT 70K MILES. IT HAS AN AOD TRANSMISSION AND IT WOULDN'T SHIFT INTO GEAR WHEN I WOULD HIT THE GAS TO DRIVE. I TOOK IT INTO THE DEALER I BOUGHT THE SUV FROM AND THEY TOLD ME THAT I WAS LOW ON TRANSMISSION FLUID AND THAT WAS THE PROBLEM SO I HAD THEM FILL THE FLUID. ALMOST IMMEDIATELY IT STARTED GOING THROUGH FLUID AND AT AROUND 85K MILES IT SLOWLY STARTED HAVING THE SHIFTING PROBLEMS AGAIN. NOW IT HARDLY SHIFT AT ALL. I DID SOME RESEARCH AND IT SOUNDS LIKE THERE IS A MAJOR DEFECT IN THE 2000'S TRANSMISSIONS FOR BOTH THE MERCURY MOUNTAINEER AND FORD EXPLORERS. I TRULY BELIEVE THAT FORD SHOULD BE ISSUING A RECALL AND FIX THE PROBLEM. THERE HAVE MANY TIMES WHERE I WAS MERGING INTO ONCOMING TRAFFIC ONLY TO HAVE MY TRANSMISSION FAIL TO ENGAGE AND I'VE ALMOST BEEN BROADSIDED BY THE ONCOMING CAR. HERE IS A WEBSITE THAT TALKS ABOUT THE TRANSMISSION FAILURES: HTTP://WWW.CARCOMPLAINTS.COM/MERCURY/MOUNTAINEER/2002/TRANSMISSION/TRANSMISSION_FAILURE.SHTML PLEASE CHECK IT OUT AND HELP US GET THE PROBLEM FIXED. *TR
2000 MERCURY MOUNTAINEER TRANSMISSION FAILURE VEHICLE HAS ONLY 64,000 MILES, TRANSMISSION HAS BEEN POWER FLUSHED BY OUR LOCAL FORD DEALERSHIP WITH NO CORRECTION, WE WERE TOLD THE PROBLEM WAS SHIFT FLARE, WITH THE O/D LIGHT FLASHING IS COMMON WITH ALL 5R55E TRANSMISSIONS WITH 4.0L V6 ENGINES. WE WERE TOLD IT WOULD BE BEST TO REPLACE THE TRANSMISSION WITH A FACTORY REMANUFACTURED UNIT, RATHER THAN TRY TO REPAIR THE OLD TRANSMISSION AT A COST OF $2500.00 TO $3000.00 DOLLARS. WE ARE NOW TO A POINT WHERE WE CANNOT DRIVE THE VEHICLE ANY GREAT DISTANCE OTHER THAN RIGHT AROUND TOWN. ASSISTANCE FROM FORD WOULD BE GREATLY APPRECIATED THIS VEHICLE IS THE FOURTH FORD PRODUCT WE HAVE OWNED, WE NOW HAVE DOUBTS ABOUT OUR 2005 F150 4X4 SUPERCREW WE USE TO PULL OUR 26' TRAVEL TRAILER APPROX 4860LBS. OUR VEHICLE IS IN WONDERFUL CONDITION AND WE DO NOT WANT TO GET RID OF IT, THE MANUFACTURE NEEDS TO STEP UP AND HELP ALL THE LOYAL FORD OWNERS THAT HAVE BELIEVED IN THERE PRODUCTS FOR MANY YEARS. *TR
Interior & seats
Reports naming seats, latches, locks, linkages and interior fittings.
From owner reports, verbatim
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.
TL* THE CONTACT OWNS A 2000 MERCURY MOUNTAINEER. THE CONTACT STATED THAT WHILE DRIVING 60 MPH, THE DRIVER SIDE SEAT FRACTURED AND COLLAPSED BACKWARD. THE VEHICLE WAS NOT TAKEN TO THE DEALER. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE WHO DID NOT OFFER ANY ASSISTANCE SINCE THE VEHICLE HAD PREVIOUS RECALL REPAIRS DONE FOR THE SAME FAILURE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE AND CURRENT MILEAGE WAS 144,000.
Engine
Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components.
From owner reports, verbatim
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.
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
Airbags
Reports naming the air-bag system — deployment behaviour, inflators, sensors and warning lights.
From owner reports, verbatim
DT*: THE CONTACT STATED WHILE DRIVING AT 35 MPH ANOTHER VEHICLE RAN A STOP SIGN AND STRUCK THE DRIVERS SIDE OF THE VEHICLE CAUSING A ROLLOVER. IN THE ACCIDENT THE AIR BAGS DID NOT DEPLOY. NO ONE WAS INJURED, SEATBELTS WERE WORN AND A POLICE REPORT WAS FILED. THE VEHICLE WAS TOTALED.
OCTOBER 18, 2005 U. S. DEPARTMENT OF TRANSPORTATION NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION OFFICE OF DEFECTS INVESTIGATION NVS-210, 400 7TH STREET SW WASHINGTON, DC 20590 DEAR DEPARTMENT OF TRANSPORTATION: I AM WRITING BECAUSE OF A SAFETY CONCERN WITH MERCURY 2000 MOUNTAINEER. MY MOUNTAINEER, VIN #[XXX], HAS A PROBLEM WITH THE AIRBAG SAFETY SYSTEM. I BELIEVE THIS PROBLEM IS CAUSED BY A DESIGN DEFICIENCY. THE AIRBAG WARNING LIGHT ON MY INSTRUMENT PANEL FLASHES SEVERAL TIMES AND THEN COMES ON STEADY. I TOOK IT IN FOR REPAIR AND THE SERVICE REPRESENTATIVE AT THE FORD DEALER TOLD ME THE WIRING HARNESS WAS BAD. THEY SAID THAT TESTS SHOWED THAT THE HARNESS WAS CORRODED. SINCE THE HARNESS RUNS UNDER THE CARPET ON THE FLOOR, WATER AND SALT HAD PROBABLY ENTERED THE HARNESS AND CORRODED IT. THEY SAID THAT MY AIRBAG SYSTEM WAS UNRELIABLE. I BELIEVE IT IS UNREASONABLE AND DANGEROUS TO INSTALL A CRITICAL SAFETY SYSTEM COMPONENT IN A KNOWN LOCATION OF CORROSIVES AND MOISTURE, UNLESS THAT COMPONENT IS DESIGNED TO PROTECT AGAINST THOSE HAZARDS. IT APPEARS THAT THE AIRBAG WIRING HARNESS IS NOT SO DESIGNED. AS THESE VEHICLES AGE, THIS COULD BECOME MORE AND MORE OF A PROBLEM. THE REPAIR IS EXPENSIVE, I WAS QUOTED $970. THE TRADE IN VALUE OF MY VEHICLE IS ABOUT $8600. AS THESE VEHICLES AGE THEY WILL HAVE LESS AND LESS VALUE AND THE COST OF REPAIR WILL BECOME A LARGER AND LARGER PERCENTAGE OF VEHICLE VALUE. I BELIEVE YOU SHOULD QUERY FORD MOTOR COMPANY AND FIND OUT HOW PREVALENT THIS PROBLEM IS AND SEE IF THE FREQUENCY OF THE PROBLEM IS INCREASING. IT SHOULD CONTINUE TO BE MONITORED AS THESE VEHICLES AGE. PERHAPS MERCURY SHOULD ACT TO REPLACE THESE HARNESSES BEFORE THEY BECOME INOPERATIVE. [XXX] *NM UPDATED 07/18/2012 *JS INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)
Brakes
Reports naming service brakes, the antilock braking system, brake hoses, master cylinders or the parking brake.
From owner reports, verbatim
I HAVE A 2000 MERCURY MOUNTAINEER THAT I HAVE HAD FOR 2YRS. NOW. I KEEP UP THE MAINTENANCE ON THIS CAR. I KEEP THE OIL CHANGED TIRES ROTATED, BRAKES FIXED, PASS THE EMISSION TEST EVERY YEAR SINCE PURCHASING IT. I'VE HAD THIS SQUEALING HIGH PITCH GRINDING NOISE COMIN FROM THE REAR TIRES.IT IS VERY LOUD. I HAVE NEW BRAKES ALL THE WAY AROUND,SHOES,ROTORS,PADS,IN IT STILL MAKES THIS VERY LOUD NOISE.IT HAS GOTTEN LOUDER SINCE I HAVE ALL NEW BRAKES. I DON'T KNOW WHAT THIS NOISE IS, BUT I KNOW ITS EMBARRASSING TO DRIVE,CAUSE THE NOISE IS SO LOUD. *TR
BRAKE LIGHTS WERE NOT LIGHTING. FUSE WAS BLOWN, REPLACED FUSE, STEPPED ON BRAKE PEDAL, THEN POOF OF SMOKE AT FUSE INSIDE, AND UNDER HOOD SMOKE CONTINUED FOR 2 MINUTES. FOUND CONNECTOR FOR SWITCH ON MASTER CYLINDER WAS MELTED AND SWITCH IS STILL BAD. DISCONNECTED CONNECTOR FROM SHORTED SWITCH CAUSING FUSE TO BLOW. THEN REPLACED FUSE AND NOW BRAKE LIGHTS WORK. CRUISE CONTROL WAS INTERMITTENT FOR THE PAST 2 MONTHS PRIOR TO THIS EVENT. CONNECTOR IS TIED TO KEEP IT SECURE UNTIL REPAIR IS MADE. *TR
Suspension
Reports naming suspension components — springs, struts, shocks, control arms and related hardware.
From owner reports, verbatim
I HAVE A 2000 MERCURY MOUNTAINEER AND MY STABILIZER BARS HAVE BROKEN TWICE NOW WHEN I SPOKE TO FORD MECHANICS THEY STATED THAT IT WAS UNUSUAL FOR THAT TO HAPPEN WHEN I LOOKED FOR RECALLS ON INTERNET I FOUND THAT (FORD CORP) HAD RECALLED 95-97 FOR THIS SAFETY PROBLEM AS A SUV CAN TURN OVER. WHEN I CONTACTED (FORD) THEY SAID SORRY NOT OUR PROBLEM THIS ISSUE HAS BEEN GOING ON SINCE WE BOUGHT THE VEHICLE IN 2000 NOW THEY WANT ME TO REPAIR IT AGAIN AND THEY DO NOT WANT TO BE RESPONSIBLE AT ANY POINT AND I BELIEVE THAT TO BE WRONG AND HOW MANY OTHER MOUNTAINEERS OR EXPLORERS HAVE THE SAME ISSUES AND WONT KNOW ABOUT IT TILL THERE VEHICLES TURN OVER AND TAKE A LIFE IS THIS WHAT FORD WAITS FOR BEFORE THEY ACT AND RECALL A VEHICLE PLEASE HELP I FELT SO ALONE WHEN I SPOKE TO FORD. I BELIEVE THAT FORD SHOULD STAND BEHIND THERE PRODUCT . THANK YOU. *NM
2000 MERCURY MOUNTAINEER HAVING PROBLEMS WITH REAR AXLE THUMPING NOISE WHEN MAKE A TURN. *BF WHEN THE VEHICLE WAS PULLED OUT ON THE REAR TIRE, THE AXLE MOVED AND MADE A KNOCKING SOUND. *SC
Too few reports in this category for a page of its own — they appear in the full complaint list.
Body & structure
Reports naming the vehicle structure, frame, body panels, doors, hood and trim.
From owner reports, verbatim
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.
REAR DOOR LATCH IS INOPERATIVE. ALSO RIGHT FRONT PASSENGER DOOR LOCK IS INOPERATIVE.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Steering
Reports naming the steering system — racks, columns, power-steering assist and steering linkage.
From owner reports, verbatim
MY DRIVE TO WORK IS ~ 14 MILES, ON 1/8/2007 WHILE PULLING INTO A PARKING SPACE (TRAVELING AT A VERY LOW RATE OF SPEED) MY VEHICLE LOST POWER STEERING. I ACTUALLY THOUGHT THE VEHICLE STALLED, BUT AFTER COMING TO A STOP I PRESSED THE GAS PEDAL AND THE VEHICLE WAS STILL RUNNING, THE POWER STEERING CAME BACK, I TURNED THE STEERING WHEEL ALL THE WAY LEFT AND THEN RIGHT A NUMBER OF TIMES. I SEE A SIMILAR COMPLAINT (ODI ID NUMBER: 10038075), THIS HASN'T HAPPENED SINCE. *JB
WHILE DRIVING ON A DIRT ROAD AT 15 MPH, VEHICLE SUDDENLY LOST POWER STEERING. DEALERSHIP INDICATED THAT THIS WAS CAUSED BY A BOLT IN THE STEERING SHAFT COMING LOOSE AND FALLING OFF. *AK
Too few reports in this category for a page of its own — they appear in the full complaint list.
Visibility
Reports naming windshields, glass, wipers, defrosters and mirrors.
From owner reports, verbatim
TL*THE CONTACT OWNS A 2000 MERCURY MOUNTAINEER. WHEN THE CONTACT PURCHASED THE VEHICLE, THE REAR WIPER WAS NOT WORKING AT ALL. THE FAILURE WAS NOTICED WHILE DRIVING 35 MPH. THE VEHICLE WAS TAKEN TO THE DEALER AND THE ARM, MOTOR, AND WIRING WERE REPLACED. AFTERWARDS, THE FRONT WIPERS WOULD NOT RECEIVE WIPER FLUID. THE DEALER CORRECTED THE FAILURE AND THE WIPERS WORKED FOR APPROXIMATELY 3-4 WEEKS. CURRENTLY, THE FRONT WIPERS ARE THE ONLY ONES THAT FUNCTION. THE CONTACT SPOKE WITH THE MANUFACTURER AND THEY STATED THAT THE FAILURE WAS NOT A SAFETY ISSUE AND WERE NO LONGER INVOLVED WITH NHTSA CAMPAIGN ID NUMBER 00V072000 (ELECTRICAL SYSTEM:FUSES AND CIRCUIT BREAKERS). THE CURRENT AND FAILURE MILEAGES WERE 126,000.
OWN A 2000 MERCURY MOUNTAINEER WITH ALL WHEEL DRIVE & 4.0 V8 ENGINE. THE WINDSHIELD WIPERS AND LIGHT MALFUNCTION AT TIMES ("LOCK UP") WHERE THEY WILL NOT WORK AT ALL. SEE NHTSA CAMPAIGN ID # 00V072000. LOCAL DEALER & MERCURY REFUSE TO ADMIT AND/OR FIX THE PROBLEM. *NLM
Too few reports in this category for a page of its own — they appear in the full complaint list.
Exterior lighting
Reports naming headlights, tail lights, turn signals and other exterior lighting.
From owner reports, verbatim
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.
BRAKE LIGHTS WERE NOT LIGHTING. FUSE WAS BLOWN, REPLACED FUSE, STEPPED ON BRAKE PEDAL, THEN POOF OF SMOKE AT FUSE INSIDE, AND UNDER HOOD SMOKE CONTINUED FOR 2 MINUTES. FOUND CONNECTOR FOR SWITCH ON MASTER CYLINDER WAS MELTED AND SWITCH IS STILL BAD. DISCONNECTED CONNECTOR FROM SHORTED SWITCH CAUSING FUSE TO BLOW. THEN REPLACED FUSE AND NOW BRAKE LIGHTS WORK. CRUISE CONTROL WAS INTERMITTENT FOR THE PAST 2 MONTHS PRIOR TO THIS EVENT. CONNECTOR IS TIED TO KEEP IT SECURE UNTIL REPAIR IS MADE. *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Powertrain (other)
Powertrain reports that are not specifically the engine or transmission — driveshafts, axles, transfer cases and differentials.
From owner reports, verbatim
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
CAR WAS IN PARK - AFTER RELEASING THE EMERGENCY BRAKE - I TRIED TO PUT THE CAR IN DRIVE AND THE GEAR SHAFT BROKE OFF - COULD NOT PUT THE CAR IN GEAR - VEHICLE WAS PARKED ON A HILL AT THE TIME. *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Other / unspecified
Reports whose component NHTSA recorded as unknown, or that do not map to one of the categories above.
From owner reports, verbatim
I HAVE A 2000 MERCURY MOUNTAINEER THAT I HAVE HAD FOR 2YRS. NOW. I KEEP UP THE MAINTENANCE ON THIS CAR. I KEEP THE OIL CHANGED TIRES ROTATED, BRAKES FIXED, PASS THE EMISSION TEST EVERY YEAR SINCE PURCHASING IT. I'VE HAD THIS SQUEALING HIGH PITCH GRINDING NOISE COMIN FROM THE REAR TIRES.IT IS VERY LOUD. I HAVE NEW BRAKES ALL THE WAY AROUND,SHOES,ROTORS,PADS,IN IT STILL MAKES THIS VERY LOUD NOISE.IT HAS GOTTEN LOUDER SINCE I HAVE ALL NEW BRAKES. I DON'T KNOW WHAT THIS NOISE IS, BUT I KNOW ITS EMBARRASSING TO DRIVE,CAUSE THE NOISE IS SO LOUD. *TR
PUT CAR IN REVERSE, HAD VERY FAST SUDDEN HIGH ACCELERATION WITHOUT TOUCHING THE THROTTLE. HELD BRAKES WITH BOTH FEET UNTI I COULD TURN IGNITION OFF. AFTER LOOKING FOR OBVIOUS SIGN OF PROBLEM (FOUND NONE), TURNED CAR BACK ON AND IT ACTED NORMAL. ALMOST RAN OVER MY SON. *NM
Too few reports in this category for a page of its own — they appear in the full complaint list.
Fuel system
Reports naming fuel storage or delivery — tanks, pumps, lines, injectors and fuel leaks.
From owner reports, verbatim
INTERMITTENT AIRBAG LIGHT WOULD COME ON. WHEN I TOOK TO DEALERSHIP, IT WAS ALWAYS OUT, AND INSTEAD OF PAYING EXTRAVAGANT DIAGNOSTIC FEES THEY SAID MAY NOT SHOW PROBLEM, I DID NOT GET IT LOOKED AT. IT WAS REPAIRED TODAY....A HARNESS ELECTRICAL SHORTAGE WHICH I FEEL SHOULD NOT BE CHARGED TO THE CUSTOMER. THE SHORT IS FOR SOMETHING THAT ONLY A CERTIFIED TECH REPAIRS. AIRBAGS HARNESSES ON THIS VEHICLE PER THE REPAIR TECH GO OUT REGULARLY, WHICH SOUNDS LIKE A DEFECT TO ME. THE REPAIR PASSED ON TO ME WAS MORE THAN $300! ALSO, IAC ATTACHED WITH TOO LITTLE SILICONE, WHICH CAUSES THE IAC TO BURN AND MALFUNCTION. IT WAS ALSO REPAIRED. I DO NOT HAVE PARTS.....DEALERSHIP KEPT THEM. *NM
THE CAR WOULDN'T START SO I HAD IT TOWED TO THE DEALERSHIP. THE TECHNICIAN TRIED IT AND IT STARTED RIGHT UP FOR HIM. THEY COULDN'T FIND ANYTHING WRONG WITH IT. I'M NOT SURE IF I HAVE IT RIGHT BUT I WAS TOLD THE REASON IT DIDN'T START WAS I HAD THE WRONG TYPE OF FUEL, WINTER VERSES SUMMER. THE TEMPERATURE DROPPED AFTER THUNDER STORMS DURING THE NIGHT. THERE'S BEEN QUITE A FEW TIMES WHEN THE CAR DIDN'T START UP ON THE FIRST TURN OF THE KEY BUT I DIDN'T THINK ANYTHING OF IT. THERE WAS ANOTHER TIME WHEN IT DIDN'T WANT TO START BUT EVENTUALLY DID. IT WAS A RAINY, SNOWY NIGHT. THIS LAST TIME WHEN IT DIDN'T START IT HAD RAINED ALSO. I'M WONDERING IF IT HAS MORE TO DO WITH THE RAIN AND NOT THE FUEL.*AK
Too few reports in this category for a page of its own — they appear in the full complaint list.
Seat belts
Reports naming seat belts, buckles, retractors and pretensioners.
From owner reports, verbatim
REAR SEAT BELT WILL NOT RELEASE FOR MORE ROOM CAUSING DISCOMFORT FOR THE CONSUMER. DEALER NOTIFIED.*AK
Too few reports in this category for a page of its own — they appear in the full complaint list.
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.
Elsewhere on this vehicle
Data sources
- NHTSA Office of Defects Investigation — owner-reported complaints and the components recorded on them
Data on this page last refreshed .