FaultScore

Mercury Mariner transmission problems

235 of the 1,722 complaints filed about the Mercury Mariner are about the transmission — 14% of everything owners reported. The worst model year for it is 2008.

235

Complaints

14%

Share of all complaints

2

Crashes

1

Fires

Transmission & Drivetrain complaints by model year

2005 Mariner 15 6.4%

Median failure at 73,279 miles

2006 Mariner 12 5.1%

Median failure at 94,000 miles

2007 Mariner 11 4.7%

Median failure at 84,735 miles

2008 Mariner 68 28.9%

Median failure at 62,061 miles

2009 Mariner 44 18.7%

Median failure at 69,000 miles

2010 Mariner 61 26.0%

Median failure at 52,000 miles

2011 Mariner 24 10.2%

Median failure at 46,000 miles

What owners said

2008 Mercury Mariner Philadelphia, PA

POWER TRAIN

The contact owns a 2008 Mercury Mariner. The contact stated while at a stop sign, the vehicle failed to accelerate upon depression of accelerator pedal with the oil warning light flashing on the instrument panel. The contact drove the vehicle despite the failure returning upon restarting the vehicle. The contact had the vehicle towed to an independent mechanic and was informed that the shift lever had disengaged from the transmission. The contact was then referred to the manufacturer after the mechanic discovered NHTSA Campaign Number: 15V606000 (Power Train); which the mechanic linked to the failure. The manufacturer was notified of the failure and informed the contact that the vehicle was not included in the recall. The contact was referred to the NHTSA Hotline to file a complaint. The vehicle was not repaired. The failure mileage was unknown.

NHTSA complaint #11646279 — an unverified report by a vehicle owner.

2008 Mercury Mariner at 309,000 miles Mechanicsville, MD

POWER TRAIN

The contact owns a 2008 Mercury Mariner. The contact stated that while idled at a stop, the maintenance warning light illuminated. The contact then stated that while the accelerator pedal was depressed the vehicle failed to accelerate. The contact then stated that he had to apply pressure to the accelerator pedal to increase the RPMs to approximately 3000 to allow the vehicle to proceed forward. Additionally, the contact stated that the brake pedal had to remain depressed to stop the vehicle from rolling on an incline when the vehicle failed to shift in 2nd gear. The contact stated that the vehicle was inspected by a family friend who determined the potential failure was related to NHTSA Campaign Number: 15V606000 (Power Train). The vehicle was not repaired. The dealer nor the manufacturer was notified of the failure. The failure mileage was approximately 309,000.

NHTSA complaint #11545897 — an unverified report by a vehicle owner.

2009 Mercury Mariner Wonder Lake, IL

POWER TRAIN

I have been intermittently losing power steering. The code is B1342. After researching, it looks like Ford is aware of this problem but is unwilling to fix the issue. This fix must be done at a dealership since it is a software issue and going to cost $2,000. Obviously losing power steering when going at fast speeds is incredibly dangerous for myself and others. There is no check engine light that comes on when the issue arises.

NHTSA complaint #11506411 — an unverified report by a vehicle owner.

2010 Mercury Mariner Whitehall, MI

POWER TRAIN

lost of steering control because of power steering failed. And caused elec. system to go nuts

NHTSA complaint #11445817 — an unverified report by a vehicle owner.

2008 Mercury Mariner Atlanta, GA

POWER TRAIN

While driving on the highway my car just cut off in the middle lane. I was able to get into the emergency lane.

NHTSA complaint #11440974 — an unverified report by a vehicle owner.

2010 Mercury Mariner Erie, PA

POWER TRAIN:AUTOMATIC TRANSMISSION

I was driving when it felt like the vehicle was reving in park then the "wrench" icon appeared on my dash. I went a couple blocks & my vehicle felt like it wasn't shifting automatically as it should. I pulled over & turned it off. It started right back up with no lights on, I went half a block & stopped at a stop sign but while stopped the engine reved up. I was worried I was going to be in an accident. Then the "wrench" light came back on, since I was close to home I figured I'd just try to get home. About another block, the check engine light came on & was making strange noises. I kept my vehicle at about 5-10 mph & got it home. My car was very jerky.

NHTSA complaint #11429049 — an unverified report by a vehicle owner.

2008 Mercury Mariner at 260,000 miles Macon, GA

POWER TRAIN

I WAS DRIVING THE VEHICLE AND I HEARD SOMETHING CLICK, VEHICLE STARTED SLOWING DOWN, GOT TO SIDE OF THE ROAD, PUT IN PARK, THEN TRIED TO GO DRIVE, NOTHING ,MOVED IT TO DR2,IT MOVED, WENT BACK TO PARK,TRIED GOING INTO REVERSE NOTHING, IT WILL MOVE IN DRIVE BUT NOT REVERSE.

NHTSA complaint #11413924 — an unverified report by a vehicle owner.

2008 Mercury Mariner at 260,000 miles Macon, GA

POWER TRAIN

TL* THE CONTACT OWNS A 2008 MERCURY MARINER. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 35 MPH, THE VEHICLE LOSS MOTIVE POWER AND STALLED. ADDITIONALLY, THE VEHICLE FAILED TO OPERATE WHILE IN REVERSE. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO WAS UNABLE TO DETERMINE THE CAUSE OF THE FAILURE. THE LOCAL DEALER RIVERSIDE FORD (2089 RIVERSIDE DR, MACON, GA 31204) AND THE MANUFACTURER WERE NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 260,000.

NHTSA complaint #11413942 — an unverified report by a vehicle owner.

2008 Mercury Mariner South Weymouth, MA

POWER TRAIN

2008 MERCURY MARINER THROTTLE CONTROL POWERTRAIN LIGHT COMES ON, TRANSMISSION CANNOT GO INTO GEAR PROPERLY, IT STOPS AT 4000 RPM, AND IT STRUGGLES TO GO AT HIGHER SPEEDS,

NHTSA complaint #11395005 — an unverified report by a vehicle owner.

2008 Mercury Mariner Memphis, TN

POWER TRAIN

ON THE HIGHWAY AND STREET MY LEFT TIRE SHAKES BUT MY WHEEL DOESN'T THEN MY POWERTRAIN FAULT

NHTSA complaint #11353355 — an unverified report by a vehicle owner.

2008 Mercury Mariner at 110,264 miles Westpoint, TN

POWER TRAIN

MY POWER STEERING WENT OUT WHILE I WAS DRIVING. I TOOK THIS VEHICLE TO MY MECHANIC AND HE SAID THAT IT WAS RELATED TO THE POWER STEERING RECALL THEY DID ON THIS TYPE OF CAR. BUT WHEN I PUT IN MY VIN IT SAID THIS CAR WAS NOT RECALLED. SO I AM WONDERING IF YOU GUYS SKIPPED OVER MY VEHICLE. I WOULD APPRECIATE IF YOU WOULD LOOK INTO THIS. THANK YOU.

NHTSA complaint #11321578 — an unverified report by a vehicle owner.

2006 Mercury Mariner at 167,996 miles Vero Beach, FL Crash 2 injured

POWER TRAIN

RECALL FOR COOLANT PUMP ON HYBRID SYSTEM COULD RESULT IN HYBRID ELECTRONIC OVERHEATING CAUSING A STALL LIKE CONDITION RECALL WAS ADDRESSED BY DEALERSHIP BACK ON 7/20/2015 2ND OWNER HAS HAD VEHICLE FOR 9 MNTHS - HAVE HAD 3 INCIDENTS OF VEHICLE SHUTTING DOWN WITH DASH LIGHT ADVISING TO PULL OVER FOR SAFETY AND THE SYSTEM SHUTTING DOWN DIRECTLY AFTER - BRAKES /STEERING ETC. FOR THE FIRST INCIDENT - TOWED TO LOCAL DEALERSHIP - UNABLE TO DIAGNOSE 2ND INCIDENT - TO A REPUTABLE LOCAL MECHANICS SHOP - CHANGED OUT NORMAL VEHICLE BATTERY 3RD INCIDENT - CAUSED DRIVER TO ROLL THROUGH AN INTERSECTION ON A RED LIGHT - STRUCK BY OTHER VEHICLE

NHTSA complaint #11312062 — an unverified report by a vehicle owner.

2008 Mercury Mariner at 231,000 miles Glenville, WV

POWER TRAIN

THE CAR IS REVING HIGH AND ACCELERATING POORLY. THEN THE RED TRIANGLE LIGHT TELLING ME TO STOP SAFETY NOW COMES ON CAUSING ME TO PULL OVER AND SHUT CAR OFF. I TURN THE CAR BACK ON AND IT DRIVES BUT WITH SAME ISSUES. LOOK ON THE CARCOMPLAINT.COM WEBSITE FOR TSB-09-19-12 AND TSB-08-24-5 WHICH DETAIL WHAT MY CAR IS DOING AND MAKES IT APPEAR LIKE THERE IS A COOLING PUMP RECALL. FORD JUST TOLD ME THERE ARE NO RECALLS LISTED FOR MY VIN THOUGH. THE FREQUENCY OF WHICH THE RED TRIANGLE LIGHT COMES ON IS INCREASING THIS MONTH. IT WAS EVERY FEW MONTHS AND NOW IT IS WEEKLY-DAILY.

NHTSA complaint #11310281 — an unverified report by a vehicle owner.

2006 Mercury Mariner at 190,000 miles Romulus, MI

POWER TRAIN

THE GEAR SHIFT IS NOT PROPERLY SHIFTING. IT GOES FROM PARK TO REVERSE ON ITS OWN. SOMETIME IT WONT REVERSE AND MAKES A LOUD NOISE. IT CLICK BACK AND FORTH BETWEEN GEARS. IVE REPLACE THE SWITCH TO SEE IF THAT WOULD WORK BUT IT DOESNT. PLEASE LET ME KNOW IF I CAN DO ANYTHING TO FIX THIS PROBLEM BUT IT IS THE SAME RECALL 15V606000 FOR OTHER VEHICALS OF THE SAME TYPE

NHTSA complaint #11296840 — an unverified report by a vehicle owner.

2008 Mercury Mariner at 120,000 miles Fairfield, CA

POWER TRAIN

FORD'S RECALL "CODE 14S19" ON 2005-2008 MARINER HYBRIDS AND ESCAPE HYBRIDS SHOULD COVER ALL OF THESE HYBRIDS BUT IT HAS EXCEPTIONS! FORD HAS ISSUED A RECALL ON *SOME* OF THE 2005-2008 FORD ESCAPE HYBRIDS AND *SOME* OF THE CORRESPONDING MERCURY MARINER HYBRIDS. HOWEVER THEY ARE REFUSING TO ISSUE A RECALL ON MY PARTICULAR 2008 MARINER HYBRID (WHICH IS EXHIBITING THE ELECTRONIC OVERHEATING PROBLEM DESCRIBED IN THE RECALL WHERE THE STOP SAFELY NOW COMES ON AND THERE IS AN IMMEDIATE LOSS OF POWER). THEY ARE REFUSING TO FIX MY MARINER JUST BECAUSE THE VIN NUMBER DOES NOT MATCH THE PARTICULAR MANUFACTURING LOT COVERED BY THE ORIGINAL FORD RECALL - THOUGH MY SUV DOES FALL IN THE DATE RANGE MENTIONED IN THE RECALL) I AM CERTAIN THIS RECALL SHOULD COVER MORE HYBRID SUV THAN FORD HAS ADMITTED TO, AND SINCE THE MARINERS HAD A VERY LIMITED PRODUCTION RUN, IT IS LESS LIKELY THAT THERE WIL BE A SIGNIFICANT NUMBER OF COMPLAINTS DUE TO THIS VERY SERIOUS LIFE THREATENING ISSUE - AND I WOULD LIKE TO EMPHASIZE THAT THERE HAVE BEEN NUMEROUS COMPLAINTS ABOUT THIS INCLUDING ON NHTSA. FORD SHOULD EXPAND THIS RECALL TO INCLUDE ALL DEFECTIVE FORD ESCAPES AND MARINER HYBRIDS BEFORE SERIOUS ACCIDENTS START OCCURRING AS A RESULT OF VEHICLES SHUTTING OFF DURING OPERATION BECAUSE OF EITHER DRIVE ELECTRONICS OVER HEATING DUE TO A BAD COOLANT PUMP, (AND POSSIBLY OTHER CAUSES?). ----RELEVANT RECALL-- NHTSA VEHICLE SAFETY RECALLS RECALL NUMBER 14V526000 RECALL DATE 09/03/2014 COMPONENT HYBRID PROPULSION SYSTEM FORD CONTACT NUMBER FOR RECALLS 1-866-436-7332. RELEVANT LINKS: HTTPS://WWW.NHTSA.GOV/VEHICLE/2007/MERCURY/MARINER%252520HYBRID

NHTSA complaint #11245072 — an unverified report by a vehicle owner.

2008 Mercury Mariner at 58,000 miles Cameron, MO

POWER TRAIN

ON 6/8/2019 WHILE DRIVING ON HIGHWAY WITH CRUISE SET WITH MY DISABLED SON IN VEHICLE THE CAR PULLED BADLY TO ONE SIDE. I IMMEDIATELY BRAKED AND IT TOOK ALL MY STRENGTH TO GET US OFF THE ROAD. FRONT AXLE HAS ALREADY BEEN REPLACED 2 YEARS AGO. NOW DEALER IS SAYING TRANSMISSION BLEW AND IS OUT WHICH CAUSED FRONT AXLE TO FAIL WHILE DRIVING. REGULAR MAINTENANCE AND UPKEEP HAVE BEEN DONE. BUILT CAR AND ONLY DRIVER USUALLY CITY MILES. 2008 WITH LESS THAN 60,000 MILES. THIS IS A HUGE SAFETY ISSUE THAT NEEDS TO BE ADDRESSED IMMEDIATELY WE ALMOST FLIPPED.

NHTSA complaint #11221150 — an unverified report by a vehicle owner.

2007 Mercury Mariner at 152,000 miles Marion, IN

POWER TRAIN

TL* THE CONTACT OWNS A 2007 MERCURY MARINER. WHILE THE CONTACT'S SON WAS DRIVING THE VEHICLE, THE TRANSMISSION SLIPPED AND WENT INTO OTHER GEARS. WHEN THE VEHICLE WAS IN NEUTRAL, IT SHIFTED INTO DRIVE ON ITS OWN. ON ANOTHER OCCASION, THE CONTACT'S SON STATED THAT THE VEHICLE FELT AS IF IT WERE DRAGGING AFTER IT JUMPED. IN ADDITION, "OVERDRIVE" APPEARED ON THE CONTROL PANEL THE VEHICLE WAS TOWED TO AN INDEPENDENT MECHANIC, BUT WAS NOT DIAGNOSED OR REPAIRED. THE VEHICLE WAS THEN TOWED TO ANOTHER INDEPENDENT MECHANIC WHO WAS UNABLE TO DUPLICATE THE FAILURE. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND INFORMED THE CONTACT TO CALL NHTSA. THE DEALER WAS NOT CONTACTED. THE FAILURE MILEAGE WAS 152,000.

NHTSA complaint #11210806 — an unverified report by a vehicle owner.

2008 Mercury Mariner at 165,000 miles Detroit, MI

POWER TRAIN

TAKATA RECALL WELL DRIVING MY VEHICLE LOST ACCELERATION.WHEN I STEP ON THE GAS THE VEHICLE DIDN'T ACCELERATE AS THE RPM WENT UP.I WAS COMING TO A STOP LIGHT ON CITY STREET.AS I MADE THE STOP AT STOP-LIGHT AS THE LIGHT TURN GREEN I STEPPED ON THE HAS AND THE RPMS WENT UP BUT VEHICLE BARELY MOVED.

NHTSA complaint #11209625 — an unverified report by a vehicle owner.

2006 Mercury Mariner at 120,546 miles SAN Francico, CA

POWER TRAIN

THE CAR SHUTS DOWN ON THE FREEWAY WHILE DRIVING AT 60-70 MPH. A RED TRIANGLA IS DISPLAYED ALONG WITH A MESSAGE, PULL OVER STOP SAFELY NOW. THIS HAS OCCURRED SEVERAL TIMES AFTER DRIVING G APPROXAMATELY 30 MILES. LUCKILY I WAS ABLE TO PULL OVER SAFELY. THE CAR RESTARTS WITHIN 30 SECONDS AND WILL SHUT DOWN AGAIN EVERY 5 MINS UNTIL THE VEHICLE IS ALLOWED TO COOL DOWN.

NHTSA complaint #11187149 — an unverified report by a vehicle owner.

2011 Mercury Mariner Amity Harbor, NY

POWER TRAIN

2011 MERCURY MARINER. CONSUMER WRITES IN REGARDS TO THROTTLE BODY WARRANTY EXTENSION. *LD

NHTSA complaint #11184110 — an unverified report by a vehicle owner.

Other Mercury Mariner problems