FaultScore

Mercury Mountaineer headlight problems

37 of the 2,646 complaints filed about the Mercury Mountaineer are about the lighting — 1% of everything owners reported. The worst model year for it is 2008.

37

Complaints

1%

Share of all complaints

0

Crashes

2

Fires

Lights complaints by model year

Median failure at 90,000 miles

Median failure at 75,000 miles

Median failure at 117,000 miles

Median failure at 16,400 miles

Median failure at 44,700 miles

Median failure at 67,500 miles

Median failure at 102,000 miles

2008 Mountaineer 10 27.0%

Median failure at 82,500 miles

What owners said

2010 Mercury Mountaineer Friendship, WI

INTERIOR LIGHTING

TL* THE CONTACT OWNS A 2010 MERCURY MOUNTAINEER. WHILE THE CONTACT'S WIFE WAS DRIVING 70 MPH, SHE DEPRESSED THE BRAKE PEDAL AND THE FRONT DRIVER'S SEAT STARTED TO SLIDE BACKWARDS AND THE INTERIOR LIGHTING ILLUMINATED. THERE WERE NO WARNING INDICATORS ILLUMINATED. THE DRIVER LOST CONTROL OF THE VEHICLE AS IT MADE A 360 DEGREE SPIN. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE DEALER WAS NOT CONTACTED. THE MANUFACTURER WAS INFORMED OF THE FAILURE. THE FAILURE MILEAGE WAS UNKNOWN.

NHTSA complaint #11292295 — an unverified report by a vehicle owner.

2000 Mercury Mountaineer at 82,000 miles Keithville, LA

EXTERIOR LIGHTING:HEADLIGHTS

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.

NHTSA complaint #11141475 — an unverified report by a vehicle owner.

2007 Mercury Mountaineer at 207,000 miles Burlison, TN

INTERIOR LIGHTING

TL* THE CONTACT OWNS A 2007 MERCURY MOUNTAINEER. WHILE DRIVING VARIOUS SPEEDS, THE INTERIOR LIGHTING ILLUMINATED AND THE DRIVER'S SEAT UNINTENTIONALLY MOVED BACKWARDS. THE CONTACT STATED THAT THE FAILURES OCCURRED PERIODICALLY. THE VEHICLE WAS NOT TAKEN TO A DEALER FOR DIAGNOSTIC TESTING OR REPAIRS. THE MANUFACTURER WAS MADE AWARE OF THE FAILURES. THE FAILURE MILEAGE WAS 207,000.

NHTSA complaint #11131717 — an unverified report by a vehicle owner.

2007 Mercury Mountaineer at 102,000 miles West Allis, WI

EXTERIOR LIGHTING

UPON DRIVING ON THE FREEWAY THE INSIDE DOME LIGHTS CAME ON AND MY SEAT STARTED ADJUSTING ITSELF BACK AND FORTH WHILE DRIVING.

NHTSA complaint #11039428 — an unverified report by a vehicle owner.

2008 Mercury Mountaineer at 90,000 miles Washington, MI

EXTERIOR LIGHTING

WHILE DRIVING THE VEHICLE, THE SEAT SUDDENLY WENT ALL THE WAY BACK AND THE INTERIOR LIGHTS CAME ON. THIS HAS HAPPENED SEVERAL TIMES SINCE THEN, WE FINALLY FIGURED OUT IT WAS THE IGNITION, WITH THE CAR ACTING LIKE THE KEY JUST GOT PUT IN THE IGNITION OR JUST PULLED OUT, AND THE SEAT MOVING ALL THE WAY BACK FOR EASIER INGRESS/EGRESS AND THE COURTESY LIGHTS COMING ON. SINCE I AM ONLY 5 FOOT 4 INCHES, WHEN THE SEAT MOVES BACK I CAN NO LONGER REACH THE PETALS, A VERY DANGEROUS SITUATION WHILE DRIVING.

NHTSA complaint #10967171 — an unverified report by a vehicle owner.

2008 Mercury Mountaineer at 135,000 miles Forney, TX

INTERIOR LIGHTING

TL* THE CONTACT OWNS A 2008 MERCURY MOUNTAINEER. WHILE DRIVING 30 MPH, THE FRONT DRIVER'S SEAT AUTOMATICALLY RETRACTED BACKWARDS. THE FAILURE RECURRED ON NUMEROUS OCCASIONS. ALSO, THE INTERIOR LIGHTING ILLUMINATED ON ITS OWN. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 135,000.

NHTSA complaint #10917907 — an unverified report by a vehicle owner.

2006 Mercury Mountaineer at 60,000 miles Beachwood, NJ

EXTERIOR LIGHTING

BOUGHT USED IN WA STATE AND LIVE IN NJ NOW. AFTER PURCHASSE IT RAINED ONE NIGHT AND NEXT MORNING ENTIRE CENTER CONSOLE, OVERHEAD LIGHTS WERE ALL WET INSIDE. UPON FURTHER INVESTIGATION DETERMINED LEAK WAS SUNROOF. NOTIFIED DEALER AND THEY HAD A GLASS SPECIALIST REMOVE THE ENTIRE ASSEMBLY AND THOROUGHLY CLEAN. REPLACED SEAL WITH NEW ONE AND CLAIMED NO MORE LEAKAGE. A FEW DAYS LATER IT RAINED AGAIN (WA WELL KNOWN FOR ALWAYS RAINING) AND AGAIN THE LEAK WAS PRESENT. THE DEALER'S RESPONSE WAS NOW 'PARK YOUR VEHICLE WITH THE FRONT END DOWNHILL. THERE ARE TINY SLOTS THAT DIRECT THE WATER DOWN THE CORNER PILLARS AND APPARENTLY CLOG EASILY. SO PARKING WITH FRONT END DOWNHILL WILL RELIEVE THE WATER BEFORE IT CAN POOL UP TO LEAK.

NHTSA complaint #10790370 — an unverified report by a vehicle owner.

2007 Mercury Mountaineer at 65,000 miles Lancaster, PA

EXTERIOR LIGHTING

I WAS DRIVING MY VEHICLE AND THE DRIVER'S SEAT MOVED BACK, AND THE DOME LIGHT CAME ON. THIS REALLY SCARED ME! THANK GOD I WASN'T ON THE HIGHWAY TRAVELING AT A HIGHER RATE OF SPEED WITH OTHER VEHICLES WHEN THIS OCCURRED. THE FIRST TIME THIS HAPPENED WAS APPROXIMATELY 3 MONTHS AGO (THE SEAT MOVES BACK, I MOVE THE SEAT UP & IT GOES BACK AGAIN, I MOVE IT UP AGAIN...UNTIL IT FINALLY STOPS). THIS CONTINUES TO HAPPEN PERIODICALLY EVERY SINCE.

NHTSA complaint #10670675 — an unverified report by a vehicle owner.

2008 Mercury Mountaineer at 85,000 miles Breckenridge, CO

EXTERIOR LIGHTING

WHILE DRIVING BETWEEN 50 - 65 MILES PER HOUR THE ELECTRIC DRIVER SEAT WILL MOVE BACK INTO THE OPEN DOOR PARK POSITION AND THE INSIDE LIGHTS WILL COME ON. HAS HAPPENED MULTIPLE TIMES SINCE OCTOBER 2014. THERE IS NO SET PATTERN, IT IS COMPLETELY RANDOM.

NHTSA complaint #10664865 — an unverified report by a vehicle owner.

2008 Mercury Mountaineer at 82,500 miles Orwigsburg, PA

EXTERIOR LIGHTING

I PURCHASED THIS USED VEHICLE WHICH IS IN EXCELLENT SHAPE AND I LOVE EVERYTHING ABOUT IT EXCEPT THE SEAT ISSUE. AFTER HAVING THE CAR FOR ABOUT A WEEK THE POWER SEAT STARTED MOVING ON ITS OWN. THE INTERIOR LIGHTS WILL COME ON AND THE ACTUAL NAVIGATION/RADIO SYSTEM AND DRIVING LIGHTS DIM. I HAVE LOOKED ONLINE AND THIS SEEMS TO BE A CONSTANT PROBLEM AND IS BASICALLY THE IGNITION AREA THAT NEEDS TO BE REPLACED. I HAVE ALMOST BEEN IN A FEW ACCIDENTS BECAUSE OF THIS AND HAVE 2 SMALL CHILDREN. MY MOTHER HAD TO DRIVE MY CAR ONE DAY AND SHE PULLED OVER IN COMPLETE FEAR BECAUSE OF ALMOST WRECKING. THERE HAS TO BE SOME TYPE OF RECALL TO FIX THIS PROBLEM. EVERY BUMP YOU HIT THIS HAPPENS NOW. MULTIPLE TIMES IN A 10 MIN DRIVE. IT IS SERIOUSLY DANGEROUS. PLEASE RESPOND ASAP! THANK YOU! [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6).

NHTSA complaint #10606409 — an unverified report by a vehicle owner.

2008 Mercury Mountaineer Castle Rock, CO

EXTERIOR LIGHTING

IF I HIT A BUMP OR POTHOLE WHILE DRIVING, THE DRIVER'S SEAT MOVES TO THE EASY EXIT POSITION THE DOME LIGHTS COME ON. HAPPENS ALSO IF YOU BUMP THE STEERING WHEEL OR IF YOU TOUCH THE KEY WHEN IT IS IN THE IGNITION. IT HAS HAPPENS WHILE BACKING OUT IN DRIVE. STALLED THE ENGINE TWICE. TURNING THE KEY SLIGHTLY WILL PUT THE SEAT BACK INTO THE SET POSITION. I AM ONLY 5' 5", SO WHEN THE SEAT GOES BACK WHILE I AM DRIVING, I AM MOVED TOO FAR AWAY FROM THE STEERING WHEEL AND THE BRAKE AND GAS PEDALS. MECHANIC INSPECTION INDICATES IT IS A PROBLEM WITH THE IGNITION SWITCH AND HAS QUOTED IT AS A $203 REPAIR.

NHTSA complaint #10565841 — an unverified report by a vehicle owner.

2008 Mercury Mountaineer at 66,600 miles Ballston Lake, NY

INTERIOR LIGHTING

TL* THE CONTACT OWNS A 2008 MERCURY MOUNTAINEER. THE CONTACT STATED THAT THE FRONT DRIVER'S SEAT MOVED BACK INDEPENDENTLY AND THE DOME LIGHT ILLUMINATED. THE CONTACT TOOK THE VEHICLE TO THE DEALER, WHO STATED THAT THEY COULD NOT FIND A DEFECT IN THE SEATING SWITCH BUT THE FAILURE STILL PERSISTED. THE MANUFACTURE WAS CONTACTED. THE APPROXIMATE FAILURE MILEAGE WAS 66,600. UPDATED 3/14/14

NHTSA complaint #10562682 — an unverified report by a vehicle owner.

2007 Mercury Mountaineer Washington, DC

INTERIOR LIGHTING

2007 MERCURY MOUNTAINEER. CONSUMER WRITES IN REGARDS TO ACCELERATION AND CONSOLE LIGHTING ISSUES AND PROBLEMS WITH BACK WINDSHIELD WIPERS. *SMD

NHTSA complaint #10550211 — an unverified report by a vehicle owner.

2008 Mercury Mountaineer at 29,000 miles Staten Island, NY

EXTERIOR LIGHTING

THERE IS A RECURRING PROBLEM THAT THE SEAT WILL AUTOMATICALLY GO INTO THE "EASY EXIT" POSITION. THIS IS NOT A PROBLEM FOR ME AS I DRIVE WITH THE SEAT AS FAR BACK AS POSSIBLE, BUT THIS IS A HUGE SAFETY CONCERN FOR MY WIFE. WHY HASN'T THIS BEEN RECALLED YET? THIS SEEMS TO BE A COMMON PROBLEM IN THIS MAKE AND MODEL. GOD FORBID THE ELECTRICAL PROBLEM WORSENS AND CAUSES A FIRE.

NHTSA complaint #10549236 — an unverified report by a vehicle owner.

2008 Mercury Mountaineer EL Paso, TX

INTERIOR LIGHTING

DRIVER SEAT MOVES BACK INTO EXIT POSITION AND INTERIOR LIGHTS COME ON WHILE DRIVING. THIS HAPPENS AT ANY SPEED PERIODICALLY AND WHILE GOING OVER BUMPS. I AM VERY SHORT SO WHEN THIS HAPPENS I HAVE A DIFFICULT TIME REACHING THE GAS/BRAKE. I HAVE 4 YOUNG CHILDREN AND THIS IS A VERY BIG SAFETY ISSUE WHILE DRIVING.

NHTSA complaint #10547864 — an unverified report by a vehicle owner.

2008 Mercury Mountaineer El-Paso, TX

INTERIOR LIGHTING

WHILE DRIVING THE DRIVER SEAT SLIDES BACK INTO EXIT FORM AND IT IS HARD TO REACH THE GAS AND BRAKES AND THE INTERIOR LIGHTS COME ON. THIS HAPPENS PERIODICALLY WHILE DRIVING IF YOU TOUCH THE IGNITION AS IF YOU ARE GOING TO START THE VEHICLE THE SEAT WILL GO BACK INTO PLACE AND THE INTERIOR LIGHTS WILL GO OFF.

NHTSA complaint #10547863 — an unverified report by a vehicle owner.

2006 Mercury Mountaineer at 75,000 miles Beachwood, NJ

EXTERIOR LIGHTING

(DAY AND MILEAGE ARE APPROXIMATE VALUES). 2006 MERCURY MOUNTAINEER AWD PREMIER EDITION. IN EXCESS RAINFALL EVENTS, WATER LEAKS THRU SUNROOF AND DOWN THRU ROOF CENTER LIGHTING CONSOLE. I'VE TAKEN IT TO NUMEROUS PLACES TO HAVE IT EVALUATED. UPON RECEIVING IT FROM A USED CAR DEALER (RESPECTABLE REPUTATION) THE SUNROOF LEAKED A DAY OR TWO LATER. TOOK BACK TO PURCHASING DEALERSHIP AND THEY REMOVED ENTIRE SUNROOF ASSEMBLY, CLEANED AND REPLACED ALL SEALS. THE NEXT RAINSTORM OCCURRED AND I WAS TOLD TO PARK DOWNHILL BECAUSE THERE ARE VERY THIN TUBES AND THEY CLOG EASILY, CAUSING THE WATER TO POOL UP AND LEAK THRU, THE CENTER LIGHTING CONSOLE. I'VE EVEN ASKED FORD AND WAS TOLD BRING IT TO MY LOCAL DEALERSHIP FOR REPAIR. DEALERSHIP SAYS REPAIR WILL BE MY RESPONSIBILITY, AND ALSO SAYS IT MAY NOT 100% REPAIR SINCE THEY WOULD DO SAME SERVICES THE PREVIOUS ESTABLISHMENTS PERFORMED (REMOVE, CLEAN TRACKS AND TUBES, RESEAL).

NHTSA complaint #10499837 — an unverified report by a vehicle owner.

2008 Mercury Mountaineer at 57,000 miles Paso Robles, CA

EXTERIOR LIGHTING

WHILE DRIVING ON THE FREEWAY, THE DRIVER'S SEAT MOVED BACKWARDS. I WAS UNABLE TO REACH THE BRAKE OR GAS AND WAS NEARLY IN AN ACCIDENT AS I WAS UNAWARE AS TO WHAT WAS GOING ON. THE DOME LIGHTS AND THE EXTERIOR EXIT LIGHTS LIT UP AS WELL. SINCE THIS DATE, THIS HAS HAPPENED NUMEROUS TIMES. IT IS A MAJOR SAFETY ISSUE AND SHOULD BECOME A RECALL.

NHTSA complaint #10498430 — an unverified report by a vehicle owner.

2003 Mercury Mountaineer West Point, MS

EXTERIOR LIGHTING

THE INSIDE DOME LIGHTS AND THE LIGHTS ON THE OUTSIDE SIDE MIRRORS DO NOT GO OFF UNTIL 15 TO 20 MIN'S AFTER IT HAS BEEN ALARMED THIS HAS RUN DOWN MY BATTERY I HAD TO BUY A NEW BATTERY.

NHTSA complaint #10459912 — an unverified report by a vehicle owner.

2000 Mercury Mountaineer at 132,000 miles East Setauket, NY Fire

EXTERIOR LIGHTING

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.

NHTSA complaint #10459712 — an unverified report by a vehicle owner.

Other Mercury Mountaineer problems