FaultScore

Mercury Mariner Hybrid transmission problems

27 of the 314 complaints filed about the Mercury Mariner Hybrid are about the transmission — 9% of everything owners reported. The worst model year for it is 2008.

27

Complaints

9%

Share of all complaints

0

Crashes

0

Fires

Transmission & Drivetrain complaints by model year

Median failure at 104,000 miles

Median failure at 65,000 miles

Median failure at 66,700 miles

Median failure at 128,000 miles

Median failure at 81,500 miles

What owners said

2008 Mercury Mariner Hybrid at 136,500 miles Columbus, WI

POWER TRAIN

WE BOUGHT VEHICLE IN JAN, 2018 FROM A PRIVATE PARTY, AS A WORK VEHICLE FOR MY HUSBAND, WHO IS A USPS RURAL ROUTE CARRIER. TWO WEEKS AFTER PURCHASE, THE ANTI-LOCK BRAKE LIGHT WENT ON, AND THE CAR WOULD NOT STOP WHEN IT WAS SUPPOSED TO, WHICH WAS VERY DANGEROUS IN WINTER. WE BELIEVE THE PRIOR OWNER KNEW ABOUT THIS. THE LIGHT WOULD JUST GO ON & OFF WITH NO PATTERN. ABOUT 1 1/2 MONTHS LATER, HE WAS DRIVING ON A 2 LANE HGWY (55 MPH) DELIVERING MAIL. HE WENT TO PULL FORWARD BUT THE CAR MADE A BRIEF NOISE AND THEN EVERYTHING JUST STOPPED WORKING. THE CAR WOULDN'T START, NO ELECTRICAL OR LIGHTS, HE COULD NOT EVEN ROLL THE VEHICLE BY HIMSELF TO A SAFE PLACE W/OUT HELP. THE ELECTRICAL AND PROPULSION SIMPLY STOPPED WORKING; PERIOD. WE ENDED UP DRAGGING IT HOME. DEALERSHIP GAVE EST. AMT OF REPAIRS AROUND $18K. I FOUND THE RECALL IN 2014 (14S19) FOR THE SAME THING. THE MEC PUMP WAS REPLACED IN 2014, WITH A "SUPPLEMENTAL" FIX IN 2015 SAME ISSUE. THIS IS THE EXACT SAME ISSUE AS THE PREVIOUS RECALL, WHICH NEITHER MERCURY OR ANY DEALERSHIP WANTS TO HONOR. I'M GUESSING THERE ARE MORE HYBRID MARINERS W/ SIMILAR ISSUES, BUT NOT ENOUGH TO ISSUE A FOLLOW-UP RECALL. SO HERE WE ARE STUCK IN CAR REPAIR PURGATORY. I DO BELIEVE THEY SHOULD HONOR THE RECALL NOW AND FIX THE PUMP AND REPLACE THE HYBRID BATTERY. NOT SURE ABOUT THE BRAKES, BUT I HAVE SEEN A LOT OF COMPLAINTS ABOUT THEM AS WELL - AGAIN, NOT ENOUGH FOR A RECALL, WHICH AGAIN. PURGATORY. MY HUSBAND WAS VERY LUCKY. HAD IT BEEN A DIFF TIME OF DAY THERE WOULD HAVE BEEN MUCH MORE CAR & SEMI-TRUCK TRAFFIC ON THE HWY (SPEED LIMIT IS 55) AND WITH HIM LITERALLY JUST STOPPED DEAD IN HIS TRACKS, THERE SURELY WOULD HAVE AN IMMINENT RISK OF A SERIOUS REAR-END COLLISON, WITH POTENTIALLY DEADLY INJURIES. I AM LOOKING FOR HELP, ASSISTANCE, GUIDANCE AND ANYTHING ELSE FROM ANY SOURCE POSSIBLE TO RESOLVE THIS ISSUE. WE ARE AT OUR WITTS END!!

NHTSA complaint #11170270 — an unverified report by a vehicle owner.

2008 Mercury Mariner Hybrid at 140,000 miles Largo, FL

POWER TRAIN

TL* THE CONTACT OWNS A 2008 MERCURY MARINER HYBRID. WHEN THE CONTACT PLACED THE VEHICLE IN PARK, IT BEGAN TO ROLL. THE CONTACT STATED THAT THE VEHICLE EXHIBITED THE SAME SYMPTOMS AS LISTED IN NHTSA CAMPAIGN NUMBER: 15V606000 (POWER TRAIN). THE VEHICLE WAS NOT TAKEN TO A DEALER TO BE DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 140,000. *TT UPDATED 11/30/18

NHTSA complaint #11123017 — an unverified report by a vehicle owner.

2009 Mercury Mariner Hybrid at 128,000 miles Shreveport, LA

POWER TRAIN

I WAS ON MY WAY TO DROP MY 3 MONTH OLD OFF AT DAYCARE AND THEN TO WORK. I WAS DRIVING DOWN THE HIGHWAY GOING 60 MPH WITH THE CRUISE CONTROL SET WHEN I FEEL THE CAR START TO JERK BACK AND FORTH A LITTLE. I LOOK AT MY GAUGES ALL ARE NORMAL EXCEPT THE RPM GAUGE IS JUMPING UP AND DOWN THEN ALL OF A SUDDEN IT IS KICK OUT OF CRUISE CONTROL, AND I LOSE ACCELERATION AND A WRENCH LIGHT CAME ON. I WAS ALMOST HIT BY 2 VEHICLES BECAUSE OF THE SUDDEN LOSE ON SPEED. AS I WAS LOSING ACCELERATION, I WAS TRYING NOT TO BRAKE BECAUSE I THOUGHT IT WAS GOING TO DIE. IT DID NOT DIE BUT I WAS NOT ABLE TO GO ANY FASTER THAN 25 -30 MPH. I DROVE IT STRAIGHT TO MY MECHANIC AND GOT THE CODE P2112. THIS IS FOR THE THROTTLE BODY. THERE WAS A RECALL ISSUED ON THIS FOR THE MERCURY MARINERS BUT IT DID NOT INCLUDE THE HYBRIDS. PLEASE HELP

NHTSA complaint #11020561 — an unverified report by a vehicle owner.

2010 Mercury Mariner Hybrid at 133,000 miles Gaylord, MI

POWER TRAIN

CHECK ENGINE WRENCH CAME ON VEHICLE BEGAN TO LOOSE POWER. GAYLORD FORD FOUND NO RECALL BECAUSE THE CAR WAS BUILD AUGUST 2009 IN THE SAME PLANT AS OTHER VEHICLES WITH THE PROBLEM WITH THE THROTTLE SENSOR FOR POWERTRAIN. THE VEHICLE LOST POWER AND WOULD ONLY GO 30 MPH. CAR IS A 2010 MILAN HYBRID 133,000 MILES.

NHTSA complaint #10995547 — an unverified report by a vehicle owner.

2008 Mercury Mariner Hybrid at 10,777 miles Hendersonville, NC

POWER TRAIN

QUITS RUNNING WHILE CAUTION WITH EXPLANATION IN MIDDLE LIGHT APPEARS AND WRENCH LIGHT APPEARS. THEN NOTIFICATION TO STOP AT ONCE SAFELY. THIS HAS HAPPENED ON FREEWAY. AFTER 15-20 MINUTES CAR WILL CRANK AGAIN BUT MAY ONLY GO A FEW FEET AND STALL AGAIN, NEAR DEATH EXPERIENCE.

NHTSA complaint #10911044 — an unverified report by a vehicle owner.

2006 Mercury Mariner Hybrid at 148,700 miles Norfolk, VA

POWER TRAIN

AFTER HAVING A NEW WATER COOLANT PUMP (THE FOURTH ONE IN MY MARINER HYBRID) AND A NEW THROTTLE BODY BEING PUT INTO MY CAR BY A FORD DEALERSHIP, MY CAR IS STILL HAVING THE SAME PROBLEMS. NOW A "SERVICE EMISSION SYS" WARNING HAS COME ON, AND BEING UNDER 150,000 MILES STILL I CONTACTED FORD TO SEE WHAT COULD BE DONE SINCE IT WAS "FIXED" BY THEM BUT STILL HAS A PROBLEM RELATED TO THE ELECTRICAL HYBRID POWERTRAIN, AND FORD SAYS THERE IS NOTHING ELSE THAT CAN BE DONE, EVEN THOUGH IT CLEARLY IS UNDER THE WARRANTY THAT THEY CREATED DUE TO THE FAILURES OF BOTH PARTS.

NHTSA complaint #10871814 — an unverified report by a vehicle owner.

2006 Mercury Mariner Hybrid at 139,000 miles DEL MAR, CA

POWER TRAIN

ON DECEMBER 30, 2006 MY CAR STALLED AND THE DASH ERROR MESSAGE REFERRED TO A MECP PUMP. I HAD THAT PART REPLACED WITH AN AMAZON PART BEFORE THE RECALL, IT IS ALSO FAULTY.THE SAFETY RECALL IS, 142S19, FROM FORD. CARS STALL BECAUSE OF A FAULTY MECP PART. I TRIED HAVING THE PART REPLACED BY A FORD DEALER. THE DEALER REFUSED AND TO MAKE MATTERS WORSE THEY POSTED ONLINE THAT THEY MADE THE REPLACEMENT. THAT IS A LIE. FORD CUSTOMER TRIED TO GET THE DEALER TO COOPERATE BUT THEY TOLD THEY CANNOT MAKE A DEALER HONOR A RECALL. PLEASE HELP.

NHTSA complaint #10818945 — an unverified report by a vehicle owner.

2007 Mercury Mariner Hybrid at 65,000 miles North Scituate, RI

POWER TRAIN

TL* THE CONTACT OWNS A 2007 MERCURY MARINER HYBRID. WHILE DRIVING APPROXIMATELY 65 MPH, THE VEHICLE STALLED AND THE CHECK FOUR BY FOUR, SERVICE BRAKES, AND PULL OVER SAFELY WARNING LIGHTS ILLUMINATED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE CONTACT MENTIONED THAT WHEN THE BRAKE PEDAL WAS DEPRESSED, THE VEHICLE JERKED FORWARD AND THE TRACTION CONTROL WARNING LIGHT ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC, BUT THE FAILURE WAS UNABLE TO BE DIAGNOSED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 65,000.

NHTSA complaint #10750027 — an unverified report by a vehicle owner.

2008 Mercury Mariner Hybrid at 72,000 miles LA Puente, CA

POWER TRAIN

2008 MERCURY MARINER HYBRID WAS GOING 20MPH ON ELECTRIC MOTOR IN TRAFFIC WHEN TRIANGLE WARNING LIGHT CAME ON AND THE STOP SAFELY NOW SIGN DISPLAYED. THE VEHICLE GAS ENGINE DID NOT COME ON AND I HAD TO PULL OVER TO THE SIDE. I PLACE THE CAR IN PARK AND TURN OFF THE ENGINE. I RESTARTED THE ENGINE AND THE WARNING LIGHT DISAPPEARED. I TOOK IT TO THE FORD DEALERSHIP AND THEY RAN A DIAGNOSTIC ON IT. THEY INDICATED IT WAS THE THROTTLE BODY ON THE CAR THAT NEEDS TO BE CLEAN OR REPLACED, AND THE PCM NEEDS TO BE REPROGRAMMED. I REPLACED IT. THIS IS AFTER I TOOK IT TO THE FORD DEALERSHIP TO FIX THE TWO RECALLS FOR THIS VEHICLE - ELECTRIC STEERING CONTROL AND ELECTRIC COOLANT PUMP FOR THE HYBRID BATTERY. I DON'T KNOW IF THIS WILL FIXED THE STALLING ISSUE SINCE OTHER VEHICLE OWNERS INDICATED THIS PROBLEM PERSISTS, ONLY TIME WILL TELL. IF THIS IS A PERSISTENT PROBLEM PLEASE ISSUE A RECALL SINCE LOSING PROPULSION IN TRAFFIC IS NOT SAFE.

NHTSA complaint #10702297 — an unverified report by a vehicle owner.

2008 Mercury Mariner Hybrid at 95,000 miles LAS Vegas, NV

POWER TRAIN

MY VEHICLE WAS PART OF THE NATIONWIDE RECALL BY FORD THIS SUMMER. AS INSTRUCTED, I WENT INTO THE DEALERSHIP AND MY CAR WAS "GIVEN THE FIX". NOT 1 LATER MY POWER STEERING IN MY CAR HAS COMPLETELY GONE OUT. IT IS VERY DIFFICULT AND DANGEROUS TO DRIVE MY CAR. I BROUGHT MY CAR BACK TO THE DEALERSHIP AND WAS TOLD THAT MY CAR HAD ALREADY BEEN DIAGNOSED AND "FIXED" UNDER THE RECALL, SO THERE WAS NOTHING FURTHER THEY COULD DO. MY CAR IS ACTUALLY DOING THE THING THAT THE RECALL WARNED ABOUT AND THEY SENT ME AWAY. IT HAS BEEN 4 MONTHS, I FEEL LIKE I TAKE MY LIFE INTO MY HANDS WHEN I DRIVE MY CAR AND FORD TAKES NO RESPONSIBLY.

NHTSA complaint #10676473 — an unverified report by a vehicle owner.

2008 Mercury Mariner Hybrid at 65,800 miles Pensacola, FL

POWER TRAIN

DRIVING AT 50+ MPH ON MULTIPLE OCCASIONS AND VEHICLE GIVES STOP SAFELY NOW MESSAGE AND SUDDENLY REDUCES GREATLY IN SPEED. IT RANDOMLY HAS OCCUED AND WHEN IT HAS, I HAD TO TRY TO NAVIGATE OUT OF 50+MPH TRAFFIC AFTER THE VEHICLE SUDDENLY REDUCES SPEED TO ABOUT 20 MPH TO A SHOULDER OR OTHER SAFE AREA. HAD THE COOLANT PUMP REPLACED BUT STILL OCCURS. FORD SAID THE TWIN VEHICLE THE 2008 FORD ESCAPE HYBRID HAS RECALLS FOR THE THROTTLE BODY ASSEMBLY AND BLEND DOOR ACTUATOR FOR HYBRID BATTERY COOLING SYSTEM THAT HAVE BEEN IDENTIFIED AS CAUSING THE STOP SAFELY NOW MESSAGE WHICH BECAUSE THE VEHICLE SUDDENLY DROPS FROM HIGHWAY SPEEDS TO ABOUT 20MPH COULD CAUSE SERIOUS ACCIDENTS. SINCE THE 08 MARINER HYBRID IS THE 08 ESCAPE HYBRIDS TWIN, THE THROTTLE BODY ASSEMBLY AND HYBRID BATTERY SYSTEM BLEND DOOR ACTUATOR SHOULD BE RECALLED ON THE MARINER HYBRID ALSO AND REPLACES TO PROTECT LIVES BY PREVENTING ACCIDENTS BECAUSE OF THE DEFECTIVE PARTS.

NHTSA complaint #10669250 — an unverified report by a vehicle owner.

2008 Mercury Mariner Hybrid at 92,600 miles Boulder, CO

POWER TRAIN

JUST AFTER STARTING MY CAR AND DRIVING DOWN MY STREET AT ~5MPH, THERE WAS A WARNING SYMBOL (RED TRIANGLE) AND THEN MESSAGE SAYING "STOP SAFELY NOW." THE VEHICLE THEN LOST POWER STEERING, AND POWER TO THE ENGINE. I RESTARTED THE CAR AND MADE IT ~100FT AND THE SAME THING HAPPENED AGAIN. THIS ALSO HAPPENED SEVERAL TIMES PREVIOUSLY ON THE HIGHWAY TRAVELING ~65MPH AND WITH THE SAME MESSAGE "STOP SAFELY NOW" MESSAGE APPEARED AND IMMEDIATELY LOST ALL POWER TO STEERING AND THE ENGINE. I WENT TO THE FORD DEALERSHIP AND WAS TOLD TO REPLACE THE HYBRID COOLANT PUMP AND BLEND DOORS AND THIS FIXED THE PROBLEM FOR SEVERAL MONTHS UNTIL TODAY. I HAD ALSO JUST TAKEN THE VEHICLE INTO THE DEALERSHIP FOR A RECALL ON THE POWER STEERING. THIS LOSS OF POWER AND ABILITY TO STEER IS EXTREMELY DANGEROUS! THIS NEEDS TO BE RECALLED!

NHTSA complaint #10664554 — an unverified report by a vehicle owner.

2008 Mercury Mariner Hybrid at 60,000 miles South Pasadena, CA

POWER TRAIN

A "STOP SAFELY NOW" WARNING MESSAGE CAME ON WHEN I WAS DRIVING ON THE FREEWAY AT 60 MILES PER HOUR. THE CAR IMMEDIATELY LOST POWER AND BECAME DIFFICULT TO STEER. I PULLED OVER TO THE RIGHT SHOULDER AS SAFELY AND QUICKLY AS POSSIBLE. THIS HAS OCCURRED MULTIPLE TIMES.

NHTSA complaint #10630673 — an unverified report by a vehicle owner.

2008 Mercury Mariner Hybrid at 138,500 miles Detroit, MI

POWER TRAIN

AS I WAS DRIVING DOWN THE FREEWAY, MY MERCURY MARINER HYBRID DISPLAYED A "STOP SAFELY NOW" SIGN ON THE CONTROL PANEL. NOT EVEN A MINUTE LATER, THE CAR BEGAN TO SHUT DOWN AND I HAD TO MANEUVER GET OFF THE FREEWAY. WHEN I PARKED THE CAR, I SAT FOR A MOMENT AND THEN THE CAR STARTED RIGHT UP. I DROVE ANOTHER FEW MILES AND IT DISPLAYED THE SAME MESSAGE AND THEN STOPPED. IT STARTED AGAIN AND THEN DID THE SAME THING AGAIN.

NHTSA complaint #10626123 — an unverified report by a vehicle owner.

2007 Mercury Mariner Hybrid at 65,000 miles Arlington, VA

POWER TRAIN

I WAS DRIVING MY '07 MARINER HYBRID ON THE NJ TURNPIKE AT FREEWAY SPEEDS WHEN THE RED TRIANGLE & MESSAGE "STOP SAFELY NOW" APPEARED ON THE DASH. THE PROPULSION SYSTEM STOPPED AND I WAS ABLE TO NAVIGATE OFF TO THE SHOULDER AND BRING THE VEHICLE TO A SAFE STOP. HAVING AN IMMEDIATE LOSS OF POWER WHILE TRAVELING ON THE TURNPIKE WAS VERY SCARY AND I FELT UNSAFE KNOWING THAT I DIDN'T HAVE ANY OPTIONS BUT TO EXIT THE FREEWAY IMMEDIATELY. THIS COULD HAVE RESULTED IN AN ACCIDENT. AFTER LETTING THE SYSTEM SIT FOR ABOUT 20-MINUTES I STARTED THE VEHICLE AND RESUMED MY TRAVEL. SAME ERROR MESSAGE AND LOSS OF PROPULSION HAPPENED AGAIN, AND THIS TIME I NAVIGATED THE HYBRID TO A FORD DEALER IN NJ. IT'S VERY SCARY TO BE TRAVELING AT HIGHWAY SPEEDS AND THEN A SECOND LATER NOT HAVE ANY PROPULSION. THIS COULD BE HANDLED MUCH BETTER AND I RECOMMEND THE ENGINE CONTINUE TO PERFORM SO THAT I CAN SAFELY EXIT THE FREEWAY WITH MORE TIME.

NHTSA complaint #10608718 — an unverified report by a vehicle owner.

2008 Mercury Mariner Hybrid at 60,000 miles Salem, OR

POWER TRAIN

FOR THE PAST 3 YEARS I HAVE BEEN DEALING WITH MY 2008 MERCURY MARINER HYBRID SHUTTING DOWN IN THE MIDDLE OF TRAFFIC AND GIVING ME THE PULL OVER IMMEDIATELY WARNING. I HAVE HAD TO REPLACE THE HYBRID COOLING SYSTEM DOOR ACTUATOR AND THE ELECTRIC WATER PUMP (MEC UNIT), ALL WITHIN THE PAST YEAR AND HALF. ON JUNE 11, 2014 THE VEHICLE SHUT DOWN AGAIN AND GAVE MY WIFE THE PULL OVER WARNING. I TOOK IT TO THE FORD DEALERSHIP THIS MORNING AND THEY SAID THAT THE THROTTLE BODY NOW NEEDS TO BE REPLACED AND THEY GAVE ME THE ERROR CODE P1A0C. THE FUNNY THING IS, THIS IS THE SAME ERROR CODE THEY GAVE ME WHEN THEY SAID THE ELECTRIC WATER PUMP (MEC UNIT) HAD TO BE REPLACED. I CHECKED THIS UNIT THE OTHER DAY WHEN THE CAR DIED AND IT WAS FUNCTIONING PROPERLY. THERE IS A MAJOR ISSUE WITH THE FORD HYBRID PRODUCTS AND FORD REFUSES TO FIX THEM. THEY SOLD LEMONS TO THOUSANDS OF HYBRID OWNERS WHO HAVE MADE COMPLAINTS AND FORD JUST BRUSHES US OFF. THEY JUST KEEP TELLING OWNERS TO SUCK IT UP AND PAY TO REPLACE DIFFERENT PARTS. PLEASE MAKE FORD TAKE CARE OF THESE VEHICLES BEFORE SOMONE GETS KILLED BECAUSE THEY DO SHUT DOWN WITHOUT WARNING, HAS HAPPENED TO ME NUMEROUS OF TIMES IN HEAVY HIGH SPEED TRAFFIC AND IT IS NOT A GOOD FEELING.

NHTSA complaint #10598141 — an unverified report by a vehicle owner.

2008 Mercury Mariner Hybrid at 59,215 miles Greenville, SC

POWER TRAIN

I WAS DRIVING DOWN THE ROAD GOING 55 MPH AND ALL OF A SUDDEN MY VEHICLE JERKED. I SAW A RED EXCLAMATION POINT ON DASH AND WHERE THE CAR MILEAGE IS LOCATED, IT SAID STOP SAFELY NOW. SO I PULLED OVER AND SHUT DOWN THE VEHICLE, RESTARTED AND IT HAPPENED AGAIN ONE MILE AWAY. IT CONTINUED DOING THIS. IT TOOK OVER AN HOUR TO GET 10 MILES DOWN THE ROAD TO MY DESTINATION. IT HAS BEEN DOING THIS OFF AND ON FOR THE PAST MONTH. I FINALLY TOOK THE VEHICLE TO THE DEALERSHIP AND THEY SAID IT IS THE THROTTLE BODY.

NHTSA complaint #10588083 — an unverified report by a vehicle owner.

2010 Mercury Mariner Hybrid at 30,000 miles Perrysburg, OH

POWER TRAIN

TL* THE CONTACT OWNS A 2010 MERCURY MARINER HYBRID. THE CONTACT STATED WHILE DRIVING APPROXIMATELY 55 MPH THE VEHICLE BEGAN TO DECELERATE AND PROCEEDED INTO LIMP MODE AND THE WRENCH LIGHT ILLUMINATED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE VIN WAS NOT AVAILABLE. THE APPROXIMATE FAILURE MILEAGE WAS 30,000.

NHTSA complaint #10534196 — an unverified report by a vehicle owner.

2006 Mercury Mariner Hybrid at 82,000 miles NEW Franklin, OH

POWER TRAIN

I WAS GOING DOWN THE EXPRESSWAY WHEN I GOT A WARNING AND A MESSAGE TELLING ME TO SAFELY STOP THE VEHICLE, AND I LOST POWER DOWN TO A CRAWL. I TOOK IT TO THE DEALER AND THEY SAID THIS WASN'T COVERED BY THE EXTENDED WARRANTY I PURCHASED EVEN THOUGH THEY SAID IT WAS PART OF THE POWER TRAIN .I EVEN CALLED FORD CUSTOMER SERVICE WARRANTY DIVISION AND THEY SAID IT WASN'T COVERED BUT IF IT WAS RECALLED THEY WOULD REFUND REPAIRS WITH RECEIPT.. I LOOKED ONLINE AND THERE ARE LOTS OF COMPLAINTS OF THIS PART GOING BAD AND REPLACED BY A UPDATED VERSION THAT WILL HOLD UP BETTER FOR THIS GAS/ELE. MOTOR. I BELIEVE THEY SHOULD RECALL THIS PART AND COVER IT UPON REPLACEMENT. THE COST ESTIMATE WAS $670!

NHTSA complaint #10521954 — an unverified report by a vehicle owner.

2008 Mercury Mariner Hybrid at 73,278 miles Athens, WV

POWER TRAIN

I WAS TRAVELING WEST AT ABOUT 70 MPH IN THE LEFT LANE ON I-66 OUT OF WASHINGTON, DC WITH FOUR PEOPLE IN THE CAR. SUDDENLY, THE ENGINE DIED AND WE WERE LEFT WITH ONLY THE ELECTRIC MOTOR ON THE HYBRID AND A DASH WARNING OF A RED TRIANGLE AND THE STATEMENT "STOP SAFELY SOON." THE CAR QUICKLY LOST POWER TO ABOUT 30 MPH AND WE STRUGGLED TO GET ACROSS THE FOUR LANES TO THE SHOULDER. THE ELECTRONICS IN THE CAR STILL OPERATED (RADIO, DASH LIGHTS, ETC.), BUT THE GAS ENGINE STALLED. ONCE ON THE SHOULDER, WE STOPPED. THE FORD OWNER'S MANUAL TOLD US TO TURN THE CAR OFF AND TRY TO RE-START. WE DID THIS AND THE CAR RE-STARTED. WE STARTED TO DRIVE, BUT THE CAR DID THE SAME THING AFTER ABOUT 5 MINUTES. THE CAR DID THE SAME THING ON ABOUT 5 DIFFERENT OCCASIONS UNTIL WE COULD GET TO AN EXIT THAT HAD BUSINESSES. THE FORD DEALER IN THIS AREA (AWAY FROM MY HOME) STATES THAT THE ELECTRONIC COOLING PUMP NEEDS TO BE REPLACED. ALTHOUGH I UNDERSTAND THAT PARTS FAIL, MY COMPLAINT IS THAT FORD SHOULD NOT TELL OWNERS TO RE-START THE CAR AND TRY TO PROCEED ON. IT IS DANGEROUS WHEN IT CONTINUES TO FAIL AND YOU DON'T KNOW WHERE THE NEXT FAILURE MIGHT OCCUR (ON A BRIDGE, IN A CONSTRUCTION ZONE, ON A BUSY, FAST INTERSTATE). MOREOVER, HAVING REVIEWED COMPLAINTS ON THIS SITE AND ELSEWHERE ON THE INTERNET ABOUT FORD HYBRIDS, I KNOW THAT MANY OTHERS HAVE EXPERIENCE THIS SITUATION WHERE THE CAR ENGINE STALLS AT HIGHWAY SPEEDS DUE TO VARIOUS PROBLEMS (E.G., THE ELECTRONIC COOLING PUMP, BAD SENSORS, OR A CORRUPTED PCM).

NHTSA complaint #10484009 — an unverified report by a vehicle owner.

Other Mercury Mariner Hybrid problems