2003 MERCURY MOUNTAINEER Power Train Problems

15 NHTSA complaints on file

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Power Train Issues in the 2003 MERCURY MOUNTAINEER

15 power train complaints have been filed with NHTSA for the 2003 MERCURY MOUNTAINEER. Of these, 1 involved a crash, 1 involved a fire, and 1 resulted in injury.

15
Complaints
1
Crashes
1
Fires
1
Injuries
0
Deaths

All Power Train Complaints

#11349674 | Crash
BIG O TECHS CONNED WIFE INTO BUYING 2 TIRES AND WE OWN AWD SUV THAT REQUIRES 4 AT THE SAME INTERVALS .I IMMEDIATELY NOTIFY THEM THAT THIS IS NOT SAFE AND WILL DAMAGE MY CAR THEY CONTINUED FOR OVER 2 MONTHS TO LIE TO ME ABOUT HAVING SOMEMONE COMTACT ME . I HAVE ALL THE COMMUNICATIONS I'VE HAD WITH THEM THROUGH MESSAGES. A FEW WEEKS AFTER THEY PUT THE TIRES ON AND REFUSED TO TAKE THEM OFF AND PUT MY OLD O ES BACK ON AND ISSUE A REFUND WELL MY TRANSMISSION AND TRANSFER CASE FAILED I CONTACTED THEM AGAIN AND AGAIN THEY LIED TO ME ABOUT SOMEONE CONTACTING ME . I TOOK MY SUV TO THE TRANSMISSION SHOP WE MEASURED OVER 2 INCH CIRCUMFERENCE DIFFERENCE. I INFORMED BIG O THAT I HAVE A TSB ISSUED BY FORD MY EMPLOYER THAT DATES BACK TO 2011 ON TIRE CIRCUMFERENCE PROCEDURES FOR...
#11231457 |
I HAVE SPENT THOUSANDS OF DOLLARS ON THE TRANSMISSION REPAIR AND NO MATTER WHAT I DO THERE ALWAYS A PROBLEM SHIFTING GEARS
#10972300 |
TL* THE CONTACT OWNS A 2003 MERCURY MOUNTAINEER. WHILE DRIVING, THE TRANSMISSION FAILED TO SHIFT. WHILE PARKED, THE EMERGENCY BRAKES FAILED AND CAUSED THE VEHICLE TO ROLL AWAY. THE CONTACT WAS ABLE TO GAIN CONTROL OF THE VEHICLE. IN ADDITION, THE BRAKE WARNING INDICATOR ILLUMINATED. THE VEHICLE WAS TOWED TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE BRAKE LINES AND HOSES NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED, BUT THE ISSUE RECURRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 200,000.
#10907125 |
2003 MERCURY MOUNTAINEER RECALLS I HAVE HAD TO CHANGE THE INTAKE MANIFOLD, IGNITION COILS, I'M HAVING A GAS SMELLS NOW, TRANSMISSION THUMPS HARD WHEN GOING INTO FIRST GEAR, SOUNDS LIKE MY REAR END IS ABOUT TO FALL OUT, MY FRONT SEAT IS ELECTRIC AND DOESN'T MOVE, THE O/D LIGHT COMES ON, CHECK ENGINE LIGHT ON, BRAKE LIGHT ON, I KEEP TRYING TO FIX EVERYTHING THE MORE I FIX THE MORE PROBLEMS THAT COME UP, I HAVE CHECK THE RECALL LIST FOR 2003 MERCURY MOUNTAINEER RECALL ON TRANSMISSION AND ALSO CALLED THE FORD CO THEY SAID THERE IS NOTHING. THE PROBLEM IS GETTING WORST AND AFRAID I WILL BE ON THE HIGHWAY WITH MY GRANDCHILDREN WHEN IT BREAKS. I'VE HAD TRANSMISSION LEVEL CHECKED SAID IT WAS FINE. GETTING READY TO DO A COMPLETE TUNE-UP ON IT TO SEE IF THAT WILL HELP WITH THE SMELL OF GAS AND MAKE IT RUN...
#10508311 |
TL* THE CONTACT OWNS A 2003 MERCURY MOUNTAINEER. THE CONTACT STATED THAT WHILE DRIVING 40 MPH, THE REAR DIFFERENTIAL MADE A POPPING SOUND. THE CONTACT STATED THAT WHILE IN REVERSE, THE POPPING SOUND WAS LOUDER. THE CONTACT TOOK THE VEHICLE TO A LOCAL MECHANIC FOR A DIAGNOSTIC TEST. THE MECHANIC NOTICED A LEAK IN THE REAR DIFFERENTIAL AND STATED THE REAR DIFFERENTIAL NEEDED TO BE REPLACED. THE CONTACT DID NOT HAVE THE REAR DIFFERENTIAL REPLACED. THE FAILURE MILEAGE WAS 240,000.
#10461435 |
FORD HAS A TSB ON THEIR WEBSITE FOR THE PROBLEMS I AM HAVING WITH MY VEHICLE. I CONTACTED TYEM AND I WAS TOLD THAT I HAVE TO PAY FOR THE REPAIRS. WHAT I DO NOT UNDERSTAND IS IF THERE ARE SOOO MANY COMPLAINT FROM CONSUMERS ON THIS VEHICLE FOR THE SAME ISSUES IS THAT NOT THE RESPONSIBILITY OF THE MANUFACTURE BEING IT CONSIDERED A DEFECTIVE PRODUCT? I HAVE TO CHILDREN AND THIS IS OF EXTREME CONCERN TO ME THAT THESE ISSUES ON MY CAR CAN CAUSE AN ACCIDENT. -BACK TRUNK DOOR IS CRACKED DOWN THE LATCH. -THE CAR DOESN'T SHIFT CORRECTLY AND TIRES SEEM LOOSE -THE OVERDRIVE LIGHT IS BLINKING ALL THE TIME AND THE TRANSMISSION IS SIGNALING.. I HAVE FOUND SO MANY WEBSITES WITH COMPLAINTS ABOUT THE SAME ISSUES ON 2003-2004 MERCURY MOUNTAINEERS. *TR
#10459900 |
THE GEAR SHIFT GETS STUCK IN PARK AND I HAVE TO PULL DOWN ON IT REALLY HARD TO GET IT IN DRIVE OR REVERSE I'M AFRAID THAT ITS GOING TO BREAK ONE DAY. *TR
#10450722 |
TRANSMISSION FAILED WHILE TRAVELING @ 35 MPH, WOULD NOT SHIFT INTO NEXT GEAR. *TR
#10429347 |
I ATTEMPTED TO PUT MY VEHICLE IN REVERSE SO I COULD PULL OUT OF A PARKING SPACE. WHEN I DID THIS, THE TRANSMISSION LEVEL BROKE RIGHT OFF. THE VEHICLE, SINCE IT IS FULL-TIME AWD, CANNOT BE MOVED OR TOWED SINCE ALL THE WHEELS ARE ENGAGED IN PARK. THE METAL HOLDING THE TRANSMISSION LEVER TO THE STEERING COLUMN SHEARED OFF WHICH I CAN ONLY CONSIDER TO BE A GRAVE SAFETY RISK IF THE VEHICLE WAS IN MOTION AND THIS HAPPENED. *KB
#10428385 |
I HAVE HAD A PROBLEM FOR A COUPLE YEARS WHEN I PUT THE CAR IN GEAR IT DOESN'T "LOCK" IN THE GEAR I HAVE TO ADJUST IT TWICE, DIDN'T THINK MUCH OF IT AND THANK GOD NO ACCIDENT. BUT I JUST LEARNED TO DEAL WITH IT UNTIL I SAW THIS. WANT UPDATES ON THIS ISSUE. *TR
#10287418 |
WE PURCHASED A 2003 MERCURY MOUNTAINEER APPROX. 9 MONTHS AGO AND HAVE NOW DISCOVERED THAT THE FRONT DIFFERENTIAL HAS GONE OUT. WHEN WE DID EXTENSIVE RESEARCH WE FOUND THAT THERE WAS A MASSIVE RECALL BETWEEN 2002 - 2006 FOR THIS MANUFACTURER'S DEFECT ON MOUNTAINEERS, EXPLORERS, EXPEDITIONS AND RANGE/LND ROVERS. WHEN WE CONTACTED FORD MOTOR CO; THEY SAID THAT OUR PARTICULAR VIN# DID NOT MAKE THE RECALL LIST. WHEN I ASKED HOW COME A MANUFACTURE'S DEFECT COULD NOT MAKE THE RECALL LIST THEY SAID IT COULD BE AN OVERSIGHT OR JUST MAYBE NOT FOR THAT MODEL. I THEN ASKED HOW COME THE RESEARCH PROVED TO SHOW THAT THESE WERE DEFECTIVE UPON MANUFACTURING AND SOME OF THEM NOT GET RECALLED THEY HAD NO ANSWER FOR ME. WE NOW HAVE A VEHICLE THAT IS INOPERATIVE AND NOBODY WANTS TO CLARIFY THE PROBLEM. WE HAVE HAD 2 ESTIMATES BOTH WITH USED PARTS FROM A...
#10275214 |
2003 MERCURY MOUNTAINEER 4.6L-V8: WHEN THE VEHICLE IS NOT UNDER ACCELERATION [STOP SIGN/SIGNAL, EXITING AN EXPRESSWAY TO A SURFACE STREET, COASTING] THE ENGINE WILL NOT HOLD IDLE, THEN STALL. THE STEERING & BRAKES ARE COMPROMISED WHEN THE ENGINE STALLS. TO RESTART THE ENGINE, THE HEADLIGHTS GO DARK FOR A MOMENT...THIS IS A VERY SERIOUS MATTER. DECELERATING FROM AN EXPRESSWAY TO A SURFACE STREET, ON A CURVED EXIT RAMP , AT NIGHT MAKES FOR AN OUT OF CONTROL SITUATION WHERE THE DRIVER CAN NOT SEE BECAUSE OF ENGINE FAILURE! I'VE REPLACED THE THROTTLE POSITION CENSOR [TPS] WITH NO IMPROVEMENT. THE DEALER OFFERS REPLACEMENT OF PARTS $1500, AND NO GUARANTEE OF SOLVING THE PROBLEM. THE VEHICLE IS USELESS TO ME FORE IT IS A HAZARD TO BE ON THE ROAD...FOR ME AND ANYONE ELSE DRIVING NEAR ME. *TR
#10236601 |
POWERTRAIN. *TR
#10169065 |
2003 MERCURY MOUNTAINEER TRANSMISSION MADE A CLUNKING SOUND, SLID BACKWARDS AND FORWARDS WHILE SHIFTING INTO REVERSE. A/C BLOWER MOTOR MADE A HUMMING SOUND. WHILE DRIVING THE MOTOR WOULD MISFIRE. *KB WHILE DRIVING THE CONSUMER NOTICED THAT THE DASH LIGHT WENT OUT. THE CONSUMER ATTEMPTED TO CORRECT THE PROBLEM BY TURNING THE LIGHTING SWITCH. WHEN THE SWITCH WAS TURNED THE DASH LIGHT CAME ON BUT THE HEADLIGHTS WENT OUT. THE CONSUMER'S INDICATED THAT THEY SOMETIMES HEAR POPPING SOUNDS WHILE DRIVING, WHICH SEEMS TO BE OF AN ELECTRICAL NATURE.
#10155157 | Fire
2003 MOUNTAINEER TRANSAXLE HOUSING BROKE IN HALF. THE OIL FROM THE TRANSAXLE LEAKED ON THE EXHAUST CAUSING A SMALL FIRE. *TS THE DRIVER INDICATED THAT SHE MAY HAVE HIT AN OBJECT IN THE ROAD. *NM

Other 2003 MERCURY MOUNTAINEER Problem Areas

Structurebody 26 complaints Power Trainautomatic Transmission 19 complaints Structurebodyhatchbackliftgate 15 complaints Electrical System 10 complaints Structure 9 complaints Vehicle Speed Control 7 complaints Engine And Engine Cooling 6 complaints Air Bags 5 complaints Service Brakes Hydraulic 5 complaints Steering 5 complaints Structurebodyhatchbackliftgatehinge And Attachments 5 complaints Suspension 5 complaints Unknown Or Other 5 complaints Suspensionrear 4 complaints Fuelpropulsion System 3 complaints Latcheslockslinkages 3 complaints Air Bagsfrontalsensorcontrol Module 2 complaints Air Bagssidewindow 2 complaints Engine And Engine Coolingcooling System 2 complaints Equipment 2 complaints Fuel System Otherstoragefuel Gauge System 2 complaints Power Trainautomatic Transmissiongear Position Indication Prndl 2 complaints Power Trainautomatic Transmissiontorque Converter 2 complaints Power Traindrivelinedifferential Unit 2 complaints Seats 2 complaints Service Brakes 2 complaints Service Brakes Hydraulicpedals And Linkages 2 complaints Vehicle Speed Controlaccelerator Pedal 2 complaints Visibility 2 complaints Wheels 2 complaints Child Seat 1 complaint Electrical System Instrument Clusterpanel 1 complaint Engine 1 complaint Engine And Engine Coolingcooling Systemfan 1 complaint Engine And Engine Coolingexhaust Systememission Controlcatalytic Convertor 1 complaint Equipmentapplianceair Conditioner 1 complaint Equipmentelectricalradiotape Deckcd Etc 1 complaint Exterior Lighting 1 complaint Exterior Lightingbrake Lightsswitch 1 complaint Fuel System Gasoline 1 complaint Fuel System Other 1 complaint Latcheslockslinkagesdoorslatch 1 complaint Latcheslockslinkageshatchbackliftgatelock 1 complaint Latcheslockslinkagestailgatelatch 1 complaint Power Trainautomatic Transmissionlever And Linkagecolumn Shift 1 complaint Power Trainaxle Assembly 1 complaint Power Trainaxle Hubs 1 complaint Power Traindriveline 1 complaint Power Trainmanual Transmission 1 complaint Seat Belts 1 complaint Seat Beltsfrontretractor 1 complaint Seatsfront Assemblypower Adjust 1 complaint Seatsfront Assemblyrecliner 1 complaint Seatsmidrear Assembly 1 complaint Service Brakes Hydraulicantilocktraction Controlelectronic Limited Slip 1 complaint Steeringlinkagestie Rod Assembly 1 complaint Structurebodydoorhinge And Attachments 1 complaint Structurebodyhatchbackliftgatesupport Devicestrut 1 complaint Structurebodyhood 1 complaint Structurebodyroof And Pillars 1 complaint Structurebodytailgate 1 complaint Structurebodytrunk Lid 1 complaint Structureframe And Members 1 complaint Suspensionfront 1 complaint Suspensionfrontcontrol Armlower Ball Joint 1 complaint Suspensionfrontwheel Bearing 1 complaint Tirespressure Monitoring And Regulating Systems 1 complaint Vehicle Speed Controlcruise Control 1 complaint Visibilityglass Siderear 1 complaint Visibilitypower Window Devices And Controls 1 complaint Visibilityrear Window Wiperwasher 1 complaint Visibilitysunmoon Roof Assembly 1 complaint Visibilitywindshield Wiperwasherswitchwiring 1 complaint Visibilitywiper 1 complaint Wheelslugsnutsboltsstuds 1 complaint
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