FaultScore

2002 Mercury Mountaineer electrical problems

19 of the 504 complaints about the 2002 Mercury Mountaineer are about the electrical system — 4% of everything reported for this model year. Half of the failures with a mileage on record happened before 60,000 miles.

A

19

Complaints

0

Crashes

1

Fires

0

Injuries

Exactly what failed

Electrical System 12 63.2%
Switch 2 10.5%
Alternator/Generator/Regulator 2 10.5%
Ignition 1 5.3%
Wiring 1 5.3%
Starter Assembly 1 5.3%

Electrical System across every Mercury Mountaineer year

1997 18 10.3%
1998 24 13.8%
1999 11 6.3%
2000 19 10.9%
2002 19 10.9%
2003 11 6.3%
2004 16 9.2%
2007 16 9.2%
2008 40 23.0%

What owners said

Filed with NHTSA, in their own words.

Hempstead, NY

ELECTRICAL SYSTEM

Body : to much rust, corrosion, on rear of truck other failure or detachment of exterior body like rear gate frame components, and other structural components that may present a safety hazard. Electrical : electrical systems and items such asa wiring and cable on or inside the door, ignition switch cover detach ,instrument panel and gauges blinking that causes motors and actuators that power mechanical devices like (windows, sunroofs, seats, etc.) Generate some kind of electrical problem that may present a safety hazard. Power train :transmissions, transfer cases fluid hard to check ,electronic control units and shift lever inacurated, drive axles, hubs, shafts, differentials, CV joints star vibration that may present a safety hazard.

NHTSA complaint #11469915 — an unverified report by a vehicle owner.

at 25,000 miles Saint Paul, MN

ELECTRICAL SYSTEM

MY POWER WILL STAY ON FOR LONG PERIODS OF TIME ALSO I'M HAVING AN ACCELERATION PROBLEM WHEN I DRIVE I HAVE TO WAIT FOR IT TO GO TO ABOUT 25 MI TILL 26 FOR IT TO PICK UP ANY SPEED IT TAKES A VERY LONG TIME FOR IT TO PICK UP ANY SPEED IN THE 1ST PLACE.

NHTSA complaint #11002611 — an unverified report by a vehicle owner.

Chicago, IL

ELECTRICAL SYSTEM

I PURCHASED A VEHICLE ON MARCH 11, 2017 FROM A DEALERSHIP NAMED REDEFINED AUTO SALES IN SKOKIE, IL. SINCE I HAVE PURCHASED THIS VEHICLE, I HAVE SPENT OVER $1,500 IN COSTS FOR REPAIRS TO THIS VEHICLE, BEGINNING WITH I HAD TO GET AN OIL CHANGE ON THE SAME DAY THAT I PURCHASED THE VEHICLE BECAUSE THE CHANGE OIL REQUIRED LIGHT CAME ON AS SOON AS I EXITED THE EXPRESSWAY IN ROUTE FROM THE DEALERSHIP. ALSO, AS I WAS EN ROUTE FROM THE DEALERSHIP, ON THE EXPRESSWAY A MOTORIST TRIED TO CUT ME OFF AND THAT IS WHEN I FOUND OUT THAT THE HORN WAS NOT WORKING. THINGS HAVE JUST WENT DOWNHILL FROM THERE.

NHTSA complaint #10993134 — an unverified report by a vehicle owner.

at 150,351 miles Neenah, WI

ELECTRICAL SYSTEM

WHEN GOING 25-30 MPH VEHICLE WILL NOT SHIFT.IT ACTUALLY KICKED THE VEHICLE BACK. OD LIGHT STARTED TO FLASH THEN SERVICE ENGINE SOON LIGHT CAME ON.BEEN DOING THIS SINCE. WENT TO GO GET MOUNTAINEER READ AND OF COARSE..THE TRANSMISSION..SOMETHING NEEDS TO BE DONE OTHERWISE THIS MIGHT EVENTUALLY LEAD TO A LAWSUIT AFTER READING ALL OF THE COMPLAINTS ON THE EXACT SAME THING.

NHTSA complaint #10927341 — an unverified report by a vehicle owner.

at 167,000 miles Brooklyn Park, MN

ELECTRICAL SYSTEM

WHILE DRIVING TO WORK ONE MORNING ALL I HERE WAS DING DING DING OD/OFF STARTED FLASHING . SEC LATER CHECK TRANSMISSION LIGHT CAME ON NOW WHEN I DRIVE PUTTING FOOT ON THE PADDLE TO GO IT WILL IDLE UP I RELEASE AND IT WILL SHIFT N GO. AAMCO SAYING THAT I NEED A REBUILT TRANNY THAT'S BS WITH ALL WHAT I HAVE BEEN READING IT'S JUST A RIP OFF I DON'T HAVE $3500 TO GET THIS FIX. NOW SEEING NOT ONCE NOT TWICE SO MANY COMPLAINTS I READ THAT PEOPLE PAID FOR 2 OR MORE TRANNY FOR THE VEHICLE'S AND NOTHING IS BEEN DONE ABOUT IT. AND THE FORD DEALS KNOWS ABOUT IT..... DO A HUMAN BEING HAS TO LOSE THEIR LIFE BEFORE FORD DEALER'S CAN OWN UP TO THERE RESPONSIBILITY? IF THEY WAS IN OUR SHOES THEY WOULD WANT THE SAME THING VICE VERSE THEY SAY U REAP WHAT YOU SOW. PLEASE PLEASE PLEASE HELP UP JUST FIX OUR TRANSMISSION THAT'S ALL.. ANOTHER THING ABS LIGHT STAYS ON CHECK ENGINE LIGHT STAYS ON THE SEAT BELT LIGHT STAYS ON ALL MY WINDOWS DOESN'T LET DOWN NOW WTF?

NHTSA complaint #10715424 — an unverified report by a vehicle owner.

Moreno Valley, CA

ELECTRICAL SYSTEM

THE CAR WOULD HAVE A WARNING DISPLAY THAT A DOOR WAS AJAR AND WE WOULD CHECK ALL THE DOORS AND RE-CLOSE THEM ALL AND THE WARNING WOULD STILL APPEAR. THEN WE WOULD CHECK THE LIFT GATE WINDOW ON THE BACK AND RE-CLOSE IT AND THE DISPLAY WOULD GO AWAY, BUT THE LIFT GATE WAS CLOSED THE WHOLE TIME BEFORE. IT CONSTANTLY DOES THIS AND NOW THE LIFT GATE HAS A CRACK IN IT.

NHTSA complaint #10668824 — an unverified report by a vehicle owner.

at 18,000 miles Gwynn OAK, MD

ELECTRICAL SYSTEM

I WENT TO TAKE MY VEHICLE FOR EMISSIONS TEST AND OIL CHANGE AND WHEN I WENT TO MOVE THE GEAR SHIFT FROM PARK TO DRIVE, IT JUST DANGLED IN THE AIR. I FOUND THIS TOTALLY UNBELIEVABLE!!!!!, NEEDLESS TO SAY, MY KEY WAS STUCK IN THE IGNITION DUE TO IT BEING STUCK IN PARK. I HAD TO HAVE IT TOWED AND STEERING COLUMN REPLACED. THEN YESTERDAY WHILE HAVING THE BRAKES FIXED AND TRYING TO HAVE IT TEST DRIVEN, THE KEY WAS STUCK IN THE IGNITION AGAIN AND NOT ABLE TO MOVE TO THE ENGINE START POSITION. THIS IS RIDICULOUS, IT NEEDS TO BE SOMETHING DONE ABOUT THIS SITUATION SINCE THIS IS AT SOME POINT, CAUSE AN INJURY. FORTUNATELY, BOTH TIMES MY VEHICLE WAS PARKED. BUT WHAT IF SOMEONE ELSE ISN'T? PLEASE HELP US OUT. THESE ARE NICE VEHICLES AND THIS IS GIVING THEM A BAD REP. THANK YOU.

NHTSA complaint #10639005 — an unverified report by a vehicle owner.

at 150,000 miles Brightwaters, NY

ELECTRICAL SYSTEM

TL* THE CONTACT OWNS A 2002 MERCURY MOUNTAINEER. THE CONTACT STATED WHILE DRIVING APPROXIMATELY 20 MPH AND SUDDENLY ALL OF THE INSTRUMENTAL PANEL LIGHTS INCLUDING THE "DOOR AJAR" LIGHT ILLUMINATED ON AND OFF THEN SUDDENLY THE VEHICLE STALLED . IMMEDIATELY AFTER THE FAILURE OCCURRED THE CONTACTS DOME LIGHTS DID NOT DISENGAGE. THE CONTACT TOOK HER VEHICLE TO AN INDEPENDENT MECHANIC FOR DIAGNOSTIC TESTING. THE MECHANIC STATED THAT THE FAILURE WAS CAUSED BY AN UNKNOWN ELECTRICAL FAILURE. BOTH THE DEALER AND MANUFACTURER WERE NOT MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 150,000.

NHTSA complaint #10588600 — an unverified report by a vehicle owner.

at 90,000 miles Oconto, WI

ELECTRICAL SYSTEM

TL*THE CONTACT OWNS A 2002 MERCURY MOUNTAINEER. THE CONTACT STATED THAT THE WIRING HARNESS IN THE DOOR WAS EXPOSED. THE VEHICLE HAD NOT BEEN INSPECTED OR REPAIRED. THE CONTACT CALLED THE MANUFACTURER WHO OFFERED NO ASSISTANCE. THE FAILURE MILEAGE WAS APPROXIMATELY 90,000 AND THE CURRENT MILEAGE WAS APPROXIMATELY 170,000. UPDATED 01/26/11*LJ THE CONSUMER STATED THE WINDOWS WOULD NOT GO UP OR DOWN. UPDATED 03/25/11

NHTSA complaint #10368335 — an unverified report by a vehicle owner.

Twin Falls, ID Fire

ELECTRICAL SYSTEM:STARTER ASSEMBLY

2002 MERCURY MOUNTAINEER. CONSUMER STATES VEHICLE CAUGHT FIRE UNDER THE HOOD *TGW THE CONSUMER BELIEVED THE REASON FOR THE VEHICLE CATCHING ON FIRE WAS DUE TO A FAULTY STARTER. THE CONSUMER ALSO MAILED IN A RECALL LETTER REGARDING THE SPEED CONTROL DEACTIVATION SWITCH.

NHTSA complaint #10359790 — an unverified report by a vehicle owner.

at 125,000 miles Hope Mills, NC

ELECTRICAL SYSTEM

THE TRANSMISSION KEEPS SLIPPING CAUSING THE CAR TO STALL AND STUTTER IN TRAFFIC HAD TO HAVE IT REBUILT IN 2008 COSTING $3600.00, THE DIFFERENTIALS CAUSING PROBLEMS ON FRONT AND REAR WITH THE CAR WHEELS SPINNING AND STICKING AT TIMES, THE TIRES (ALL FOUR) BALLING OUT FROM THE INSIDE OUT HAVING TO REPLACE THEM EVERY THREE TO FOUR MONTHS, THE POWER LOCKS, RADIO, INTERIOR LIGHTS ALL WORK WHEN THEY WANT TO LIKE ITS A SHORTAGE.

NHTSA complaint #10327816 — an unverified report by a vehicle owner.

at 147,000 miles Lexington, NC

ELECTRICAL SYSTEM

I HAVE A 2002 MERCURY MOUNTAINEER, SAME AS THE EXPLORER. MY OD LIGHT STARTED FLASHING AND I HAD FORD SERVICE CENTER RUN THE CODE, CODE 755 SOLENOID B, I HAD THE FORD SERVICE CENTER REPLACE IT TO THE TUNE OF $698 ON MARCH 5. I GOT THE TRUCK BACK MARCH 5, 2009 AT 12PM. MARCH 6, 2009 8 AM, SAME ISSUE. I TOOK IT BACK TO THE SERVICE CENTER AND I'M TOLD I NEED A NEW TRANSMISSION. MARCH 9, 2009 I TOOK THE TRUCK TO 2 SEPARATE SHOPS, ONE OF THEM BEING A VETERAN TRANSMISSION REPAIR SHOP. SAME SOLENOID CODE 755 SOLENOID B. I TOOK IT BACK TO THE SERVICE CENTER AND AM TOLD THAT THEY WILL REPLACE AND I STILL NEED A NEW TRANSMISSION. THE TRANSMISSION REPAIR SHOP TOLD ME THAT FORD KNOWS OF THE PROBLEM AND IT IS NOT THE TRANSMISSION, THE WIRING HARNESS IS BAD WHICH CAUSES THE SOLENOID TO SHOW AS BAD AND SHOW THE CODE. SHE SAID SHE HAS HAD DEALINGS WITH THE SAME SERVICE CENTER AND EVERYTIME THEY TELL CUSTOMERS THEY NEED A NEW TRANSMISSION. THERE ARE THOUSANDS OF COMPLAINTS ONLINE FOR THE SAME EXACT ISSUE.

NHTSA complaint #10261140 — an unverified report by a vehicle owner.

at 60,000 miles Olympia, WA

ELECTRICAL SYSTEM

TL*THE CONTACT OWNS A 2002 MERCURY MOUNTAINEER. WHILE ATTEMPTING TO PLACE FUEL IN THE VEHICLE, THE NOZZLE STOPPED AFTER THREE GALLONS AND GAS BEGAN SPILLING OUT. THE FUEL GAUGE INDICATED THAT THE GAS TANK WAS EMPTY. THE VEHICLE WAS TAKEN TO THE DEALER AND THEY PERFORMED AN UNKNOWN REPAIR. HOWEVER, THE FAILURE CONTINUED. THE FAILURE MILEAGE WAS 60,000 AND CURRENT MILEAGE WAS 78,140. UPDATED 04-07-08 *BF THE CONSUMER STATED THE DOOR AJAR CHIME GOES OFF WHILE DRIVING AND THE AUTOMATIC DOOR LOCK DOES NOT LOCK FOR 5 MILES. UPDATED

NHTSA complaint #10216918 — an unverified report by a vehicle owner.

at 56,000 miles BOW, NH

ELECTRICAL SYSTEM:WIRING

LOSS OF A/C ,FOUND WIRING HARNESS CHAFFING ON OIL FILTER SPACE GUARD DUE TO POOR ROUTING OF HARNESS. MANY OTHER WIRES RUN THROUGH THAT CAN CAUSE LOSS OF ENGINE AND OTHER FAILURES.

NHTSA complaint #10157273 — an unverified report by a vehicle owner.

at 27,798 miles Trumansburg, NY

ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR

2002 MERCURY MOUNTAINEER STALLED OUT ON THE HIGHWAY AND HAD TO BE TOWED.

NHTSA complaint #10141198 — an unverified report by a vehicle owner.

at 36,000 miles Crossett, AR

ELECTRICAL SYSTEM:IGNITION:SWITCH

DT: THE CALLER SAID VEHICLE STALLED WITHOUT WARNING SEVERAL TIMES. SHE STATED THAT IT DID START BACK UP. SHE TOOK THE VEHICLE TO THE DEALER THREE TIMES. DEALER SAID THEY FIXED IT EACH TIME. SHE SENT MANUFACTURER A LETTER ON THE PROBLEM AND OTHER PROBLEMS. ALSO, THE CALLER STATED THAT SHE HAD THE IGNITION SWITCH REPLACED, AND NOW WHEN SHE TAKES IT OUT OF PARK SOMETHING POPS. DEALER WILL NOT DO ANYTHING ELSE TO HELP HER WITH THE IGNITION SWITCH. *AK THE DAY TIME RUNNING LIGHTS DID NOT STAY ON, THE CONSUMER HEARD WIND NOISE COMING FROM THE VEHICLE, THE CIGARETTE LIGHTER DID NOT WORK, THERE WAS A POPPING NOISE WHEN THE CONSUMER PLACED THE VEHICLE INTO GEAR.

NHTSA complaint #10136572 — an unverified report by a vehicle owner.

North Wood, OH

ELECTRICAL SYSTEM:IGNITION:SWITCH

DT: THE VEHICLE'S TRANSMISSION SLIPPED, JUMPED AND MADE CLUNKING NOISES WHILE IN PARK, REVERSE OR WHILE THE CONSUMER WAS DRIVING. THE VEHICLE WAS TAKEN TO THE SHOP SEVERAL TIMES FOR NUMEROUS THINGS SUCH AS THE IGNITION SWITCH. SHE TOOK HER VEHICLE TO THE SHOP THIS TIME AND THEY SAID IT WAS HER TRANSMISSION. HER VEHICLE ONLY HAS 41000 MILES. SHE STARTED SMELLING A BURNING SMELL AND THAT'S WHEN SHE TOOK IT INTO THE SHOP. SHE HAS ONLY HAD THE VEHICLE 45 DAYS AND HAS ALREADY HAD ALL THESE PROBLEMS.

NHTSA complaint #10120710 — an unverified report by a vehicle owner.

at 54,500 miles Chino, CA

ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR

MOUNTAINEER STARTED TO MAKE SQUEELING SOUND. I THOUGHT IT WAS JUST THE BELT SQUEELING, SO I TOOK TO LOCAL MECHANIC. MECHANIC TOLD ME THE BEARING INSIDE ALTERNATOR WAS FAILING. CAR WAS BOUGHT AS IS FROM CITRUS FORD, ONTARIO, CA. THERE WAS 30 DAY WARRANTY, BUT INCIDENT DIDN'T OCCUR UNTIL AFTER 30 DAYS WAS UP. POWER TRAIN WARRANTY WAS ONLY 3YR. 36,000 MILE. THE CAR HAS LESS THAN 56000 MILES WHEN ALTERNATOR BEARING WENT BAD. THIS COST ME $256 FOR THE PART TO BE REPLACED, PLUS LABOR.

NHTSA complaint #10108171 — an unverified report by a vehicle owner.

OAK Hill, VA

ELECTRICAL SYSTEM:IGNITION

ENGINE STALLS TRAVELLING AT 35 MILES/HR. HAS HAPPENED TWICE. ELECTRICAL POWER ON, JUST ENGINE TURNS OFF.

NHTSA complaint #751246 — an unverified report by a vehicle owner.

Other 2002 Mercury Mountaineer problems

← Full 2002 Mercury Mountaineer report