32 of the
178 complaints about the 2011 Ford Flex are about the
engine — 18% of everything
reported for this model year.
Half of the failures with a mileage on record happened before
87,650 miles.
The contact owns a 2011 Ford Flex. The contact stated that while driving at various speeds, the vehicle stalled and lost motive power. The contact coasted to the side of the roadway and had the vehicle towed. The failure occurred intermittently. The contact would make several attempts to start the vehicle to regain normal functionality; however, the failure would recur within several hours or several days. The contact stated while driving at approximately 25 MPH in a School Zone from a stop, the vehicle lost power steering functionality. The vehicle was towed to the residence. The contact stated that the traction control, engine, battery, and ABS warning lights were illuminated. The vehicle was taken to an independent mechanic where it was diagnosed that the power steering box had failed and needed to be replaced. The mechanic had not repaired the vehicle. The vehicle was then taken to the dealer to be diagnosed. The contact was informed that the VIN was not included in a recall. The vehicle had not been repaired. The manufacturer was made aware of the failure, and it was confirmed the VIN was not under recall, nor were the repairs covered under warranty. The contact was referred to the NHTSA Hotline to file a complaint. The failure mileage was 125,436.
NHTSA complaint #11566270 — an unverified report by a vehicle owner.
at 176,000 milesSunrise, FL
ENGINE
The contact's grandmother owns a 2011 Ford Flex. The contact stated that while driving at approximately 45 MPH, the steering wheel seized. The check engine warning light was illuminated. The vehicle was towed to an independent mechanic, who replaced the rack and pinion, and power steering pump. The vehicle was repaired, but the failure recurred. The contact called the local dealer, but the vehicle was not diagnosed or repaired. The manufacturer was not contacted. The failure mileage was approximately 176,000.
NHTSA complaint #11536835 — an unverified report by a vehicle owner.
Shepherdsville, KY
ENGINE
In September 2022 was going down the highway at 70 miles an hour for my vehicle to shut off with no warning lights everything locked up even the steering wheel get it to the side of the road sat there for about 20 minutes the car lights on the inside came back on started it got it home to find out that my coolant or water pump was missing all fluids took it to a repair shop by the name of superior auto repair for them to tell me there was a defect with the water pump but they weren’t going to break down the engine for the adjuster to come out to inspect I have found that the type of engine that I do have did have recalls on it for the water pump being faulty causing the engine to seize up and basically having to be replaced
NHTSA complaint #11501152 — an unverified report by a vehicle owner.
at 146,000 milesNorwalk, CA
ENGINE AND ENGINE COOLING
The contact owns a 2011 Ford Flex. The contact stated while his wife was driving 65 MPH, the vehicle started to overheat. The contact's wife was able to pull over safely. The vehicle was towed to an independent mechanic to be diagnosed. The contact was informed that water was detected inside the engine and that the water pump needed to be replaced. The vehicle was not repaired. The manufacturer was contacted and stated that the VIN was not under recall. The contact was referred to the NHTSA for assistance. The failure mileage was 146,000.
NHTSA complaint #11477217 — an unverified report by a vehicle owner.
at 112,000 milesNorth Street, MI
ENGINE
The contact owns a 2011 Ford Flex. The contact stated that upon her husband starting the vehicle, the vehicle entered limp mode as he exited the driveway. Her husband then drove the vehicle back into the driveway and turned the vehicle off. The next day, her husband started that vehicle and was temporarily able to resume normal driving; however, the vehicle entered limp mode while in traffic as the power train warning light illuminated. Her husband was able to coast the vehicle back home while in limp mode and had the vehicle towed to a dealer. The dealer initially diagnosed the vehicle with a defective throttle body; however, the failure persisted after the part was repaired. The contact made numerous trips back to the dealer; however, the failure persisted after each visit. The contact was then informed to take the vehicle back once the wrench light had illuminated. Once the wrench light illuminated, the contact began to drive the vehicle to the dealer. While driving, she heard an abnormal clunking sound coming from the vehicle as the check engine warning light illuminated and the vehicle entered limp mode. The contact made it to the dealer as antifreeze began leaking from the vehicle. The contact was then informed by the mechanic that the radiator fluid had begun to leak out of the vehicle as a result of the water pump, which was previously replaced. The mechanic also discovered that the radiator fluid had leaked out of the rear main seal of engine which caused engine failure. The manufacturer was notified of the failure and provided the contact with a case number. The vehicle remained at the dealer and was not repaired. The failure mileage was approximately 112,000.
NHTSA complaint #11461446 — an unverified report by a vehicle owner.
at 100,000 milesHaslett, MI
ENGINE
TL* THE CONTACT OWNS A 2011 FORD FLEX. THE CONTACT CALLED ON BEHALF OF HER SON. THE CONTACT STATED THAT THE WATER PUMP ON THE VEHICLE FAILED. THE CONTACT STATED THAT HER SON CALLED AN UNKNOWN FORD DEALER AND INFORMED THEM OF THE FAILURE. THE DEALER INFORMED HIM THAT IT WAS THE WATER PUMP THAT FAILED. THE CONTACT STATED THAT THE VEHICLE WAS UNDRIVABLE. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE BUT OFFERED NO ASSISTANCE. THE CONTACT WAS REFERRED TO NHTSA FOR ASSISTANCE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS APPROXIMATELY 100,000.
NHTSA complaint #11365168 — an unverified report by a vehicle owner.
at 126,000 milesSalisbury, NC
ENGINE
TRAVELING ALONG THE INTERSTATE AT REGULAR SPEED, THE ENGINE BEGAN TO OVERHEAT. A LEAK FROM THE WATER PUMP OCCURRED AND FLOODED THE ENGINE AND OIL RESERVOIR CAUSING THE VEHICLE TO IMMEDIATELY SMOKE AND OVERHEAT. AFTER ALLOWING THE VEHICLE TO SIT AND COOL DOWN SO NOT TO START A FIRE WHEN THE HOOD IS LIFTED, THE DAMAGE TO THE ENGINE TOOK PLACE. THE HEAD GASKET BLEW AND ANTIFREEZE MIXED IN WITH THE MOTOR OIL.
NHTSA complaint #11360648 — an unverified report by a vehicle owner.
at 94,000 milesScottsdale, AZ
ENGINE
ON 09/18/19, I WAS DRIVING HOME WHEN I HEARD A KNOCKING SOUND - LIKE ROCKS KICKING UP UNDER MY CAR. I WAS DRIVING ABOUT 20-25 MPH ON A NEIGHBORHOOD STREET. I DECIDED TO SLOW DOWN AND THEN REALIZED THAT THE CAR WAS SLOWING DOWN FOR ME. I TRIED TO PULL OVER TO THE SIDE AND MY STEERING WAS LOCKED. I RECEIVED NO WARNING LIGHTS AND MY CAR TEMPERATURE REMAINED THE SAME - BETWEEN COLD AND HOT. AFTER GOING TO THE REPAIR SHOP, IT WAS DETERMINED THAT THE WATER PUMP OVERHEATED WHICH CAUSED THE COOLANT TO MIX WITH THE OIL. THE ENGINE WAS DAMAGED BEYOND REPAIR. I AM THANKFUL THAT I WAS IN MY NEIGHBORHOOD WHEN THIS HAPPENED AND NOT A FREEWAY. THE CAR HAS 94,000 MILES ON IT AND I AM THE ORIGINAL OWNER.
NHTSA complaint #11265228 — an unverified report by a vehicle owner.
at 174,000 milesFramingham, MA
ENGINE
WATER PUMP FAILURE LED TO TOTAL ENGINE LOSS. REPORTED ON MULTIPLE FORD VEHICLES
NHTSA complaint #11256632 — an unverified report by a vehicle owner.
at 113,000 milesDacula, GA
ENGINE
MY 2011 FORD FLEX 3.5L ENGINE HAS HAD CADASTROFIC FAILED DUE TO PREMATURE FAILURE OF THE INTERNAL CHAIN DRIVEN WATERPUMP. THE O-RINGS ON THE WATERPUMP FAILED THERE BY ALLOWING OIL INTO THE COOLANT AND CAUSING THE PREPELLERS ON THE WATERPUMP TO BREAK OFF AND BLOCK THE WATER PASSAGES IN THE ENGINE WITH THE OIL AND PROPELLER PARTS. ALSO, ALLOWING COOLANT INTO THE OIL. THROUGH MY RESEARCH, I HAVE COME ACROSS MANY FLEX OWNERS AS WELL AS OTHE FORD OWNER THAT HAVE THE SAME 3.5L ENGINE WITHE THE INTERNAL CHAIN DRIVEN WATERPUMP HAVE HAD THE SAME OR GERRY SIMULAR ISSUES AND MANY HAVE HAD TO SPEND THOUSANDS FOR A NEW ENGINE. FORD NEEDS TO RECALL THIS DESIGN FLAWED ENGINE AND WATERPUMP.
NHTSA complaint #11203371 — an unverified report by a vehicle owner.
at 56,000 milesGlendale, CA
ENGINE
TL* THE CONTACT OWNS A 2011 FORD FLEX. WHILE DRIVING, THE VEHICLE SUDDENLY SWITCHED INTO 'LIMP MODE' AND THE SPEED WOULD NOT EXCEED 20 MPH. THE VEHICLE WAS TOWED TO STAR FORD (1101 S. VANN BLVD, GLEN DALE, CA) WHERE IT WAS DIAGNOSED THAT THE THROTTLE BODY WAS FAULTY AND NEEDED TO BE REPLACED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 56,000. THE VIN WAS INVALID.
NHTSA complaint #11164565 — an unverified report by a vehicle owner.
at 102,000 milesChesapeake, VA
ENGINE
WATER PUMP, ENGINE. ALL OF A SUDDEN OUT OF THE BLUE WITH NO INDICATIONS, WARNING, LEAKS, STALLS, ROUGH DRIVING, NO STARTS, LIGHTS OR SMELLS; SENT TO START CAR AND IT WAS MAKING A METAL GRINDING/RATTLING SOUND AND WOULD NOT START. I HAD IT TOWED OVER TO THE FORD DEALER AND 2 DAYS LATER THEY LOOKED AT IT. THEY STATED THE WATER PUMP CATASTROPHICALLY FAILED, LEAKED INTO THE OIL PAN, OVERFILLED THE OIL PAN AND CAUSE COOLANT/WATER TO BE CIRCULATED THROUGH ENGINE CAUSING NO COMPRESSION AND SEIZING THE ENGINE. THE DEALERSHIP SAID IT WOULD HAVE HAPPENED PRETTY QUICK. I AM NOW IN NEED OF A NEW ENGINE BECAUSE OF THE WATER PUMP DESIGN FLAW OF FORDS WATER PUMP EMPTYING INTO THE OIL PAN. FORD CUSTOMER SERVICE SAYS THERE IS NO RECALL OR COMPLAINTS IN THE NHTSA DATABASE SO IT IS NOT A PROBLEM. BUT I HAVE GONE ONLINE AND SEEN THIS EXACT COMPLAINT FROM PEOPLE IN MANY FORUMS, ON MULTIPLE MODELS. THIS CATASTROPHIC WATER PUMP FAILURE AND DESIGN FLAW HAS BEEN GOING ON FOR 11 YEARS AND FORD REFUSES TO DO ANYTHING ABOUT OR TO HELP THE CUSTOMER. THIS IS NOT GETTING REPORTED CORRECTLY OR IN THE RIGHT PLACE OR SIMPLY SERVICE CENTERS DONT REPORT TO THIS DATABASE THEREFORE FORD CLOSES THIER EYES TO PROBLEMS. I AM JUST GLAD THIS DID NOT HAPPEN TO MY WIFE ON HER TRIP TO MICHIGAN AT NIGHT ON THE WEEKEND WITH KIDS IN THE CAR. IT MUST BE AN ISSUE IF I CAN FIND CLASS ACTION LAWSUITS ON THEI EXACT ISSUE. HOLD FORD RESPONSIBLE, THEY ARE GOING TO KILL SOMEONE OR THEIR FAMILIES.
NHTSA complaint #11144538 — an unverified report by a vehicle owner.
at 90,000 milesSpring, TX
ENGINE
TL* THE CONTACT OWNS A 2011 FORD FLEX. WHILE THE VEHICLE WAS AT A STOP, THE ENGINE IDLED ROUGHLY AND THE SERVICE ENGINE WARNING INDICATOR ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT AN OIL CHANGE WAS REQUIRED. THE VEHICLE WAS REPAIRED; HOWEVER, THE FAILURE CONTINUED. ON ANOTHER OCCASION, THE ENGINE SPUTTERED VIOLENTLY, CAUSING THE CONTACT A DELAYED RETURN HOME. THE VEHICLE WAS TOWED BACK TO THE INDEPENDENT MECHANIC WHO STATED THAT THEY FOUND COOLANT IN THE OIL AND THE ENGINE HAD A BLOWN HEAD GASKET. THE INDEPENDENT MECHANIC RECOMMENDED A NEW ENGINE. THE VEHICLE WAS THEN TOWED TO A DEALER (PLANET FORD, 20403 INTERSTATE 45 N, SPRING, TX 77388, (888) 471-0592) WHERE IT WAS DIAGNOSED THAT THE WATER PUMP FAILED AND A NEW ENGINE WAS NEEDED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURES AND CONFIRMED THAT THERE WERE NO RECALLS. THE FAILURE MILEAGE WAS 90,000. THE VIN WAS UNKNOWN.
NHTSA complaint #11130322 — an unverified report by a vehicle owner.
at 130,000 milesRiverside, CA
ENGINE
DEFECTIVE EXHAUST MANIFOLD. THE EXHAUST MANIFOLDS ARE MADE WITH TWO TYPES OF METALS STAINLESS STEEL OUTSIDE AND CAST IRON INSIDE. WELL MY TURBO WENT OUT ON MY CAR AND THE VEHICLE WAS TAKIN TO VILLA FORD IN ORANGE CALIFORNIA AND THEY REPLACED THE TURBOS. TWO DAYS LATER I LOOSE BOOST AGAIN AND THE TURBOS EXPLODED CHUNKS OF METTLE LIKE THE FIRST THEY SAID THEY CHECKED TO MAKE SURE NO METAL MADE IT TO INTAKE AND DID COMPRESSION TEST AND ALL WAS GOOD. WELL I LOOSE BOOST AGAIN AND IT WAS METAL IN TURBO AND RUPTURED BOOT AT TURBO IT TURNS OUT THE EXHAUST MANIFOLD WAS BREAKING OFF CHUNKS INTO MY INTAKE SYSTEM. I TAKE IT TO THEM AGAIN AND THEY REPLACE THE EXHAUST MANIFOLD AND I TELL THEM TO SMOG IT BECAUSE TAGS ARE DUE. THEY HAD MY CAR OVER 120 DAYS AND SAID THEY CAN'T SMOG IT YET BECAUSE CODES ARE MISSING TO DRIVE IT AND PUT SOME MILES ON IT AND I DO SO JUST TO FIND THAT IT WON'T PASS SMOG SO NOW FORD WILL NOT TAKE RESPONSIBILITY FOR ANY OF THE DAMAGES MORE REIMBURSEMENT FOR THE THOUSANDS WE PAID TO CORRECT THE MATTER. IN CLOSED ARE PICS OF THE EXHAUST MANIFOLD AND THE CHUNKS ARE BLOCKING #1  CYLINDER FROM EXHAUST TO EXIT SO NOW I HAVE COMPRESSION LOSS IN CYLINDER 1&3 AND THEY TELL ME I NEED A NEW MOTOR
NHTSA complaint #11062162 — an unverified report by a vehicle owner.
at 86,000 milesScottsdale, AZ
ENGINE
CAR HAS METICULOUS SERVICE RECORD, I HAD 86K MILES ON CAR. THE CAR WOULD NOT START TOWED TO DEALERSHIP. THE CERAMIC WATER PUMP EXPLODED, CAUSING COOLENT TO MIX WITH OIL. NOW I NEED NEW ENGINE $8,000. I HAVE USED SAME DEALERSHIP FOR CAR MAINTENANCE FOR LAST 7 YEARS.
NHTSA complaint #11041520 — an unverified report by a vehicle owner.
at 57,084 milesTacoma, WA
ENGINE
TIMING CHAIN RATTLE UPON STARTUP IS GETTING WORSE. SAME ISSUE WITH F150 ECOBOOST MOTORS WAS COVERED UNDER RECALL BUT NOTHING FOR FORD FLEX. THE TIMING CHAIN BREAKING CAN CAUSE AN ENGINE LOCKUP AND CREATE A DANGEROUS ACCIDENT.
NHTSA complaint #11011879 — an unverified report by a vehicle owner.
at 90,000 milesRialto, CA
ENGINE
TAMARA RECALL
NHTSA complaint #11010431 — an unverified report by a vehicle owner.
at 62,000 milesAshland, MA
ENGINE
SHUTTERED AT HIGHWAY SPEED. BOTH TURBOCHARGERS ON THE ECOBOOST ENGINE ARE DESTROYED AT 62,000 MILES. METAL SHAVINGS IN THE OIL FILTER CLOGGED OIL LINES. MOST LIKELY ENGINE DESTROYED.
NHTSA complaint #10944192 — an unverified report by a vehicle owner.
at 40,000 milesWinthrop Harbor, IL
ENGINE
I HAVE FULL DOCUMENTATION FROM FORD TO BACK UP MY STORY: LAST YEAR THE CAR BEGAN STALLING INTERMITTENTLY. IN BUFFALO, NY (WE LIVE IN THE CHICAGO AREA). THE STALLING GOT SO BAD THAT SHE WAS WORRIED ABOUT DRIVING BACK HOME 10-HOURS+. SHE WENT INTO THE LOCAL DEALER THERE AND HAD THE CAR PLUGGED INTO THE COMPUTER...WHICH DETECTED NO FAULTS. SHE MADE SURE TO DESCRIBE THE PROBLEM FULLY AND IT IS DOCUMENTED ON THE RECEIPT. THE CAR HAS CONTINUED TO HAVE THIS PROBLEM. I READ THAT THE FORD DEALER CAN INSTALL A "BLACK BOX" WITH A BUTTON THAT ONE CAN PUSH WHEN AN INTERMITTENT PROBLEM HAPPENS. WE DID THIS AND WE GOT THREE GOOD PUSHES OF THE BUTTON WHEN IT SUBSEQUENTLY STALLED AND THE DEALER DOWNLOADED THE INFO AND FOUND THAT THE THROTTLE BODY IS FAULTY....OF COURSE THE CAR (WE HAD EXTENDED SERVICE PLAN) IS NOW OUT OF WARRANTY FOR ABOUT 1.7K MILES (NOT TIME). NOTE THAT THE CAR FAILED TO TRIGGER THE CHECK ENGINE LIGHT...IT WAS ONLY AT MY INSISTENCE THAT THEY PUT IN A "BLACK BOX" THAT ANY PROBLEM WAS FOUND. THE FORD CUSTOMER CARE PERSON ON THE PHONE KEEPS TELLING ME THAT "THE CURRENT PROBLEM" OCCURRED AFTER THE CAR WAS OUT OF WARRANTY. BUT OUR DOCUMENTED MAINTENANCE HISTORY PROVES THAT THIS IS A PROBLEM DATING FROM LAST YEAR. THIS IS A YEAR-OLD PROBLEM THAT THE DEALER WAS ONLY JUST ABLE TO DIAGNOSE...AND THEN ONLY BECAUSE I LEARNED ABOUT THE "BLACK BOX" THAT WAS AVAILABLE. THE BOTTOM LINE IS THAT THE DEALERSHIP FAILED TO FIND THE PROBLEM LAST YEAR, AND BECAUSE THEY FAILED TO FIND THE PROBLEM WE ARE NOW ON THE HOOK FOR THE REPAIR. I HAVE COPIES OF THE RECEIPT FROM LAST YEAR. OH, AND TO ADD INSULT TO INJURY MY WIFE HAD TO PAY FORD $108.70 FOR THEM TO PLUG THE CAR IN LAST YEAR... THE CAR NEVER HAD A CHECK ENGINE LIGHT OR DISPLAYED FAULT CODES WHEN PLUGGED INTO THE COMPUTER NORMALLY. IT WOULD HAVE BEEN NICE IF THE BLACK BOX WAS SUGGESTED AS A DIAGNOSTIC OPTION HOWEVER.
NHTSA complaint #10918736 — an unverified report by a vehicle owner.
at 79,000 milesSEA Cliff, NY
ENGINE
TL* THE CONTACT OWNS A 2011 FORD FLEX. WHILE DRIVING 30 MPH, THE WATER PUMP FAILED AND CAUSED THE TIMING BELT TO FRACTURE. THE FAILURE CAUSED THE PISTONS IN THE ENGINE TO BEND THE ENGINE VALVE. THE VEHICLE STALLED AND WAS TOWED TO AN INDEPENDENT MECHANIC. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE ISSUE. THE FAILURE MILEAGE WAS 79,000.
NHTSA complaint #10875683 — an unverified report by a vehicle owner.
at 3,450 milesOttawa, Ontario Canada K1G2W2, NY
ENGINE
IT HAS HAPPENED SINCE 2012 SEPT, WHEN I BOUGHT IT AT 4000KM. I WAS ABOUT TO START FROM A TRAFFIC LIGHT. I LET GO MY BRAKE AND 'SLIGHTLY' ONTO GAS. "NOTHING AT ALL HAPPENED." I PUSH A BIT HARDER AND IT CRANK INTO ANOTHER GEAR AS I FELT LIKE 'GALLOPING'. I BROUGHT IT TO THE BODY SHOP I KNEW (8 PM) AND WAS TOLD TO GO TO DEALERS FOR TRANSMITTION CHECK UP. DID SO, IN 3 DAYS - 'NO CODE' NO PROBLEM. IT HAPPENED IN NOVEMBER 2012; TRYING TO CATCH UP WITH TRAFFIC ON 401 HIGHWAY - MARCH 2013, MOVING SLOWLY IN SCITY STREET - JUNE AND OCT 2013; FROM STOP - APRIL 2014, JUNE 2015 AND ABOUT TO STOP BEFORE TRAFFICE LIGHT - MAY 2016. I BROUGHT IT INTO 2 DIFFERENT DELEARS, 3 PRIVATE BODYSHOPS. DEALERS FOUND NOTHING - 'NO CODE'; PRIVATE BODY SHOP - WATER/ AIR TRAPPED IN GAS/ FUEL LINE; BAD TRANSMISSION ETC. CONTACTED FORD CUSTOMER SEVICES - TOLD TO CONTACT LOCAL DELEARS, RECORD ON FILE. NO SOLUTION STILL. THIS IS FORD!!!! ONCE GET THE CHANCE - GO ANYTHING OTHER THAN FORD!!
NHTSA complaint #10872685 — an unverified report by a vehicle owner.
at 125,000 milesOsceola, IN
ENGINE
WHILE ACCELERATING FROM A STOP WITH THE ECOBOOST SYSTEM , THE CAR WILL ALMOST STALL, THEN SPEED UP WITH OUT YOUR FOOT ON THE PEDAL. IT BLOWS BLACK SMOKE AND THEN IT WILL BE FINE. THIS HAS HAPPENED ON AND OFF FOR THE PAST SEVERAL MONTHS, THE CAR HAD AN EXTENDED WARRANTY IN WHICH THIS SHOWED UP. WHILE THIS WAS GOING ON I HAVE HAD TO REPLACE THE POWER TRANSFER UNIT BECAUSE IT LOCKED UP, THEN THE CAR WOULD ONLY WORK IN FRONT WHEEL DRIVE, HAVE HAD NOTHING BUT TROUBLE SINCE THE CAR RADIATOR FAN SYSTEM BURNED UP AND THEY REPLACED. THEY HAVE RE-FLASHED MODULES AFTER THEY COULD NOT FIGURE OUT WHAT WAS HAPPENING, HOWEVER IT STILL DOES IT. I AM WORRIED AS THE CAR HAS SPEED UP TO 2000 RPM WHILE DRIVING AND STAYED THERE WITH OUT THE GAS PEDAL BEING PRESSED.
NHTSA complaint #10779815 — an unverified report by a vehicle owner.
at 89,300 milesChico, CA2 injured
ENGINE
UPON ACCELERATION, USUALLY FROM A COMPLETE STOP SUCH AS ACCELERATING FROM A STOP SIGN OR ON A GREEN LIGHT, IT FEELS AS THOUGH THE GEARS DO NO CATCH & THE CAR JERKS AND THE RPM'S RAISE BUT THE CAR STOPS ACCELERATING. WILL ALSO HAVE A "STUTTERING" OR "JERKING" WHILE AT A COMPLETE STOP WITH BREAK PEDAL BEING PRESSED DOWN. I HAVE TAKEN THIS ISSUE TO THE DEALERSHIP AS IT IS STILL UNDER EXTENDED WARRANTY AND HAVE BEEN TOLD THAT EVERYTHING CHECKED OUT NORMAL & THE MECHANIC AT THE DEALERSHIP WAS UNABLE TO GET THE VEHICLE TO HAVE SUCH DESCRIBED MALFUNCTIONS BECAUSE IT IS DOESN'T HAPPEN EVERY SINGLE TIME THE CAR IS DRIVEN. THE JERKING WHILE DRIVING ACTUALLY OCCURS ON A DAILY BASIS BUT IS SPORADIC & CAN JERK YOU FORWARD DUE TO THE SUDDEN LOSS OF ACCELERATION CAPABILITY, STARTLING AND PAINFUL BECAUSE THE SEATBELT MECHANISM HAS ENGAGED IN THE PAST.
NHTSA complaint #10734655 — an unverified report by a vehicle owner.
at 7,500 milesLafayette, TN
ENGINE
ENGINE HAD MASSIVE TOP ENGINE DETONATION (BACKFIRE) WITH ONLY 7500 MILES ON NEW CAR. EVER SINCE THIS EVENT THE CAR SHUDDERS, STAMMERS, SHAKES AND DOES NOT WANT TO ACCELERATE SMOOTHLY. THE PROBLEM VARIES IN DAILY SEVERITY AND IS ALWAYS WORSE IN WET, HEAVY MOISTURE PERIODS. I HAVE TAKEN THE CAR TO FIVE (5) DIFFERENT FORD DEALERSHIPS AND THEY ALL SAY THERE IS NO PROBLEM BECAUSE THERE ARE NO CODES INDICATING A PROBLEM. ONE OF THE FORD DEALERSHIPS WENT TO GREAT LENGTHS TO FIX THE CAR BUT TO NO AVAIL. THEY REBUILT THE TRANSMISSION BECAUSE THEY THOUGHT IT WAS A FAILURE TO DOWNSHIFT. THEY LATER REPLACED THREE DIFFERENT SENSORS ON THIS ECOBOOST ENGINE (THEY SAID THERE ARE 33 DIFFERENT SENSORS) AND THIS ACTUALLY GAVE TEMPORARY IMPROVEMENTS, BUT THIS WAS ALSO IN THE VERY DRY DALLAS SUMMER. AS SOON AS I DROVE BACK ACROSS ARKANSAS TO TENNESSEE THE CAR WAS AS BAD AS BEFORE. THIS CAR ACTUALLY GETS 14.2 MILES PER GALLON COMBINED DRIVING AND IT WAS RATED AT 18MPG (16CITY AND 21HIGHWAY). THE CAR AVERAGED 18.6MPG FOR THE 7500 MILES PRIOR TO THE PROBLEM. I HAVE PUT UP WITH THIS PROBLEM FOR OVER THREE YEARS BUT I HAVE LEARNED TO NOT DRIVE THE CAR IN THE RAIN. THERE ARE OTHER FAMILY CARS THAT I CAN DRIVE OR I WOULD HAVE PULLED MY HAIR OUT. THIS PROBLEM WAS ELEVATED TO FORD CUSTOMER SERVICE ON SEVERAL OCCASIONS (4 OR 5 DIFFERENT TIMES) AND THEY NEVER TOOK OWNERSHIP OF THE PROBLEM OR THE PROCESS. THERE APPEARS TO BE A FIREWALL ESTABLISHED BETWEEN THE FORD TECHNICAL GROUP AND FORD DEALERSHIP SERVICE DEPARTMENTS. SEVERAL SERVICE PEOPLE COMPLAINED THAT THEY COULD NOT CONTACT FORD TECHNICAL PEOPLE DIRECTLY AND THAT IT REQUIRED A FAILURE CODE ENTRY INTO THE SERVICE SYSTEM WITHOUT SOLUTION TO FACILITATE CONTACT WITH TECHNICIANS AND ENGINEERS. NO CODE NO PROBLEM! I SURE AM GLAD THEY HAVE A CODE FOR EVERY SITUATION!
NHTSA complaint #10617299 — an unverified report by a vehicle owner.
at 68,260 milesGaithersburg, MD
ENGINE
TL* THE CONTACT OWNS A 2011 FORD FLEX. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 40 MPH, THERE WAS SUDDEN REDUCTION OF ENGINE POWER WITHOUT WARNING. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER WHERE BOTH TURBO BOOSTER WERE REPLACED. MOST RECENTLY, THE FAILURE RECURRED AND ONE OF THE TURBO BOOSTER WAS REPLACED BY THE DEALER. THE MANUFACTURER WAS NOTIFIED OF THE PROBLEM. THE APPROXIMATE FAILURE MILEAGE WAS 68,260.
NHTSA complaint #10576325 — an unverified report by a vehicle owner.
at 10,000 milesTaunton, MA
ENGINE
OUR 2011 FORD FLEX WE BOUGHT "NEW" IN OCTOBER OF 2010. IT HAS ALL THE BELLS & WHISTLES & HAD A STICKER PRICE OF ALMOST $51,000 DOLLARS! THIS CAR DOESN'T LIKE TO GET WET! IT STALLS IN THE SNOW, RAIN, CAR WASH & EVEN PUDDLES! IT JUST "SHUTS DOWN" IN THE MIDDLE OF AN INTERSECTION.....IT WILL "PUTT PUTT" & ALMOST STALL ON HIGHWAYS. WE CAME SOOO CLOSE TO GETTING KILLED! UGH....WE HAVE TAKEN THIS CAR IN TO (METRO FORD IN RAYNHAM) AT LEAST "4" TIMES. THE LAST TIME WAS JUST A COUPLE OF MONTHS AGO & IT WAS THERE FOR "4 WEEKS"! THEN THIS WAS IT.........WE HAD TO TAKE OUR 19 YR OLD DAUGHTER TO THE ER LAST THURS. SHE FAINTED & HIT HER HEAD HARD! THIS CAR STALLED ALL THE WAY TO THE HOSPITAL!! WE ALMOST DIDN'T MAKE IT THERE!! THIS CAR IS A LEMON!!! WE WANT THIS CAR REPLACED!!!
NHTSA complaint #10564768 — an unverified report by a vehicle owner.
at 30,000 milesReseda, CA
ENGINE AND ENGINE COOLING
THE CAR HAS A TERRIBLE SMELL COMING FROM THE AIR CONDITIONING UNIT. THE CAR HAS BEEN TO THE DEALER ON SEVERAL OCCASIONS WHERE THEY STATE THAT IT'S THE 'FILTER' BUT THE PROBLEM CONTINUES. THIS ISSUE HAS NEVER BEEN FULLY RESOLVED AND IS ON-GOING. THE CAR HAS OTHER MINOR DEFECTS WITH THE WINDOW OPERATION (LOUD SQUEALING AS IF THE WINDOW IS RUBBING AGAINST SOMETHING) AND THE DEALER HAS FAILED TO RESOLVE THAT ISSUE AS WELL. I AM CONCERNED THAT THE SMELL INSIDE THE CAR COULD BE TOXIC AND UNSAFE FOR MY CHILDREN. HOW CAN I GET THE DEALER TO TEST THE AIR QUALITY AND QUIT REPLACING THE FILTER AS A TEMPORARY ATTEMPT TO AN ONGOING PROBLEM?
NHTSA complaint #10512191 — an unverified report by a vehicle owner.
at 25,000 milesPlano, TX1 injured
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
THERE WERE TWO OCCURRENCES. ON 7/5/12, THE FLEX WAS PARKED BUT STILL RUNNING, WE RAISED THE REAR DOOR/TAILGATE TO REMOVE ITEMS FROM THE FLEX. ONE OF MY 4 YEAR OLD DAUGHTERS STOOD NEAR THE BACK BUMPER AREA AND RECEIVED A BURN TO HER LEG FROM ONE OF THE EXHAUST PIPES CREATING A C SHAPE IMPRINT OF THE TAILPIPE OPENING. THIS WAS WITNESSED BY A HOTEL EMPLOYEE. THE ADULT LEANED IN TO THE VEHICLE MANY TIMES, BUT DID NOT BURN. ON 7/6/12, THE FLEX WAS PARKED AND NOT RUNNING. AGAIN, THE BACK DOOR/TAILGATE WAS RAISED AND WE WERE GETTING ITEMS OUT OF THE VEHICLE AND GETTING READY FOR OUR EVENT. EVEN AFTER WARNING (OF THE TAILPIPE), THE SAME 4 YEAR OLD MANAGED TO RECEIVE ANOTHER BURN TO THE SAME LEG FROM THE EXHAUST/TAIL PIPE.
NHTSA complaint #10464705 — an unverified report by a vehicle owner.
at 3,500 milesCanton, MI
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
THE EXHAUST MUFFLER HOLDING HOOK IS SEVERLY RUSTED. PART WAS REPLACED BY THE DEALER IN 05/03/11. REPLACED PART IS SEVERLY RUSTED AGAIN. VEHICLE HAS 7500 MILES ONLY. THE VEHICLE IS DRIVEN TO A MINIMUM DURING THE WINTER MONTHS. THIS IS A POTENTIAL HAZARD SINCE THE MUFLER COULD FALL OFF THE CAR WHILE DRIVING DUE TO EXECIVE RUST OF THE SUPPORTS.
NHTSA complaint #10457461 — an unverified report by a vehicle owner.
at 9,063 milesSummerland, CA
ENGINE AND ENGINE COOLING
ON AUGUST 8, 2011 AND FEBRUARY 8, 2012, MY NEW FLEX SHUT DOWN WHILE I WAS DRIVING. THE DASHBOARD LIGHTS FLASHED ON, AND THE VEHICLE TURNED OFF - TOTAL ELECTRICAL FAILURE - COULDN'T ACCELERATE OR BRAKE - HAD TO PAINFULLY PULL CAR OFF THE ROAD. CAR WAS TOWED TO DEALER. FORD DEALER PERFORMED DIAGNOSTICS TO NO AVAIL, AS WHEN THE ENGINE SHUT DOWN, I TURNED THE KEY OFF, THEN BACK ON AGAIN - THIS DESTROYED THE DATA. SEEMS LIKE A FUNDAMENTAL DATA SYSTEM FLAW. NONETHELESS, I DROVE AWAY FROM THE DEALERSHIP IN FEAR, ONLY TO HAVE THE INCIDENT RECUR SIX MONTHS LATER. NOW I AM DRIVING WITH A DATA FLIGHT RECORDER FOR A MERE TEN DAYS, THE BUTTON OF WHICH I MUST PUSH, IF AND WHEN THE CAR SHUTS DOWN AGAIN. WITHOUT RECORDED DATA, THOUGH FORD BELIEVES MY REPORT, I SEEM TO HAVE NO RECOURSE WITH FORD. I NOW AM DRIVING IN FEAR FOR MY OWN AND OTHERS' LIVES. HAS THIS HAPPENED TO ANYONE ELSE?
NHTSA complaint #10448247 — an unverified report by a vehicle owner.