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2010 Ford Flex

Owner reports · Recalls · Investigations

Similar to other model years

Owner complaints for the 2010 Ford Flex do not stand out strongly from the model-year median of 139.

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When problems were reported

Mileage at the reported incident

113 reports with mileage · 26 unknown

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Steering. Review the 32 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine. Review the 30 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 13 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

9 crash reports2 fire reports4 injury reports

Engine complaints

30 reports
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Mileage unknown · Jan 5, 2018
Engine

TL* THE CONTACT OWNS A 2010 FORD FLEX. WHILE DRIVING VARIOUS SPEEDS, THE TURBOS FAILED ON THE VEHICLE. THE CONTACT STATED THAT THE TURBOS WERE REPLACED ON THE VEHICLE FIVE TIMES WITHIN ONE YEAR, ALONG WITH THE CATALYTIC CONVERTER AND SOME SENSORS. THE CONTACT STATED THAT BLACK SMOKE EXITED FROM THE EXHAUST PIPES IN THE REAR OF T…

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TL* THE CONTACT OWNS A 2010 FORD FLEX. WHILE DRIVING VARIOUS SPEEDS, THE TURBOS FAILED ON THE VEHICLE. THE CONTACT STATED THAT THE TURBOS WERE REPLACED ON THE VEHICLE FIVE TIMES WITHIN ONE YEAR, ALONG WITH THE CATALYTIC CONVERTER AND SOME SENSORS. THE CONTACT STATED THAT BLACK SMOKE EXITED FROM THE EXHAUST PIPES IN THE REAR OF THE VEHICLE WHEN THE TURBOS FAILED. PACIFICA FORD IN PHILADELPHIA, PENNSYLVANIA WAS MADE AWARE OF THE FAILURE AND REPAIRED THE VEHICLE, BUT THE FAILURE RECURRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE VIN AND FAILURE MILEAGE WERE UNKNOWN.

NHTSA ODI #11060716

79,650 miles · Dec 12, 2017
Electrical SystemEngineService Brakes

WHEN I DRIVE MY VEHICLE & APPLY THE BRAKE, THE BRAKE PEDAL VIBRATES & THE RPMS INCREASE AND THE VEHICLE STALLS OUT. WHEN MY HEAT IS ON HIGH WHETHER VENTS OR THE FLOOR, AND APPLY THE BRAKE WHILE DRIVING, THE BRAKE PEDAL VIBRATES AND THE RPMS INCREASE AND THE VEHICLE STALLS OUT.

NHTSA ODI #11054115

103,000 miles · Nov 27, 2017
Engine

PISTON RINGS FAILED AT 103,000 MILES. TOTAL LOSS OF COMPRESSION AND BILLOWING WHITE SMOKE PRODUCED FROM THE EXHAUST. ALWAYS SERVICED REGULARLY.

NHTSA ODI #11048635

79,000 miles · Nov 17, 2017
Engine

ENGINE STALLS OUT, WHILE DRIVING THE CAR AROUND TOWN. HAS OCCURRED TWICE, SEPARATED BY A FEW WEEKS. NO WARNING, OR ENGINE TROUBLE OR INDICATOR LIGHTS PRIOR OR AFTER THE EVENT. OCCURS WHILE DRIVING A LOW TO MODERATE SPEED BOTH TIMES, ABOUT 30 MPH. CAR CAN BE RESTARTED IMMEDIATELY AFTER AND DRIVES FINE. HAVE HAD MECHANICS CHE…

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ENGINE STALLS OUT, WHILE DRIVING THE CAR AROUND TOWN. HAS OCCURRED TWICE, SEPARATED BY A FEW WEEKS. NO WARNING, OR ENGINE TROUBLE OR INDICATOR LIGHTS PRIOR OR AFTER THE EVENT. OCCURS WHILE DRIVING A LOW TO MODERATE SPEED BOTH TIMES, ABOUT 30 MPH. CAR CAN BE RESTARTED IMMEDIATELY AFTER AND DRIVES FINE. HAVE HAD MECHANICS CHECK FUEL AND AIR SENSORS AND LINES AND FIND NO OBVIOUS DEFECTS. OTHER FORD FLEX OWNERS REPORT SIMILAR PROBLEM SINCE 2009. RUMOR IS THAT REPLACING THE THROTTLE BODY CORRECTS THE ISSUE.

NHTSA ODI #11047112

70,000 miles · Aug 21, 2017
Engine

WAS TRYING TO ACCELERATE AROUND A CAR AND LOSS ALL POWER AND CHECK ENGINE LIGHT IMMEDIATELY STARTED FLASHING AND THE ENGINE STARTED MISFIRING AND LOSS ALL POWER AND NOW THE FORD DEALER SAYS THAT I NEED A NEW ENGINE.

NHTSA ODI #11016511

55,000 miles · Jul 14, 2017
Engine

WHILE MERGING ONTO A HIGHWAY THE ENGINE SUDDENLY LOST POWER AND BEGAN SHUTTERING/VIBRATING BADLY. THIS LOSS OF POWER NEARLY CAUSED A SEVERE ACCIDENT AS THE SUDDEN SLOW DOWN CAUSED CARS BEHIND US TO TAKE EVASIVE ACTION. THE CHECK ENGINE LIGHT ILLUMINATED IMMEDIATELY. WE DROVE THE CAR TO THE DEALERSHIP PER INSTRUCTIONS FROM THE…

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WHILE MERGING ONTO A HIGHWAY THE ENGINE SUDDENLY LOST POWER AND BEGAN SHUTTERING/VIBRATING BADLY. THIS LOSS OF POWER NEARLY CAUSED A SEVERE ACCIDENT AS THE SUDDEN SLOW DOWN CAUSED CARS BEHIND US TO TAKE EVASIVE ACTION. THE CHECK ENGINE LIGHT ILLUMINATED IMMEDIATELY. WE DROVE THE CAR TO THE DEALERSHIP PER INSTRUCTIONS FROM THE SERVICE REP. THE VEHICLE HAS THE 3.5L ECOBOOST ENGINE. THE SERVICE TECH FIRST SAID AN IGNITION COIL WENT BAD AND REPLACED IT, ONLY TO DISCOVER THAT IT DID NOT FIX THE PROBLEM. THEY DID A CYLINDER COMPRESSION TEST AND WERE LOOSING COMPRESSION IN ONE CYLINDER. THE ENGINE HAD TO BE DISASSEMBLED TO DIAGNOSE THE PROBLEM. THE SERVICE TECH FOUND THE CYLINDER RINGS HAD FAILED IN ONE CYLINDER AND NOW HAS TO REPLACE THE WHOLE ENGINE AT A COST OF $7,800. THE ENGINE ONLY HAS 55,000 MILES ON IT! THERE WERE NO WARNING INDICATORS THAT ANYTHING WAS WRONG WITH THE ENGINE, AND IT HAS BEEN ROUTINELY SERVICED. FORD IS UNWILLING TO HELP IN ANY WAY WITH THE REPAIRS AS THE VEHICLE IS OUT OF WARRANTY.

NHTSA ODI #11005358

113,000 miles · Apr 7, 2017
Engine

VEHICLE WAS TURNING OFF OF A STATE HIGHWAY INTO A SCHOOL ENTRANCE. WITHOUT WARNING (NO WARNING LIGHTS ON DASH) ENGINE STOPPED RUNNING. DUE TO ENGINE SHUT DOWN ALL AUXILIARY SYSTEMS LOST POWER. VEHICLE WAS MAKING A LEFT TURN INTO A SCHOOL ENTRANCE WHEN ENGINE TURNED OFF. IN THE MIDDLE OF THE TURN THE LOSS OF POWER STEERING AN…

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VEHICLE WAS TURNING OFF OF A STATE HIGHWAY INTO A SCHOOL ENTRANCE. WITHOUT WARNING (NO WARNING LIGHTS ON DASH) ENGINE STOPPED RUNNING. DUE TO ENGINE SHUT DOWN ALL AUXILIARY SYSTEMS LOST POWER. VEHICLE WAS MAKING A LEFT TURN INTO A SCHOOL ENTRANCE WHEN ENGINE TURNED OFF. IN THE MIDDLE OF THE TURN THE LOSS OF POWER STEERING AND POWER BRAKES MADE NEGOTIATING THE TURN UNSAFE. THE OPERATOR WAS UNABLE TO KEEP THE VEHICLE ON THE PAVED ENTRANCE AND ENDED UP OFF THE SHOULD AND INTO THE GRASS. FORTUNATELY THERE WERE NO PEDESTRIANS OR OBSTACLES. FAILURE COULD CAUSE A SAFETY ISSUE AT HIGHWAY SPEED DUE TO POTENTIAL FOR REAR ENDING DUE TO LOSS OF POWER. THIS ENGINE FAILURE IS DUE TO FORD 3.5 DURATEC INTERNAL WATER PUMP DESIGN. WHEN THE WATER PUMP SEALS FAIL, ALL COOLANT IS CONTAINED IN THE MOTOR AND COLLECTED IN THE OIL PAN. BY COLLECTING THE COOLANT IN THE OIL PAN IT CAUSED A P0016 CODE AND THE ENGINE TO SHUT OFF. THEIR WAS NO WARNING OF THIS. THE CAR WAS DRIVEN 3.5HRS THE PREVIOUS DAY WITH NO ISSUES OR WARNING LIGHTS. FORD IS UNWILLING TO RECOGNIZE THE PROBLEM. I FILED CLAIMS WITH FORD CUSTOMER SERVICE #11792792 AND CAS-11876774 ON THIS ISSUE. REPAIR BILL WAS $4100 TO REPLACE THE MOTOR WITH A SIMILAR USED MOTOR. THE VEHICLE REPAIR WAS JUST COMPLETED YESTERDAY AND I STILL FEEL UNSAFE AND UNCOMFORTABLE KNOWING THE SAME POTENTIAL FOR ENGINE FAILURE EXISTS. IT IS BOTH A SAFETY CONCERN AND AN FINANCIAL CONCERN. THEIR ARE MANY DOCUMENTED CASES OF THIS HAPPENING ON FORDFLEX.NET (15 CASES) ALSO ON FORDTAURUS.NET. PLEASE GOOGLE DURATEC 3.5 WATER PUMP FAILURE. THESE FORUMS DOCUMENT OTHER NHTSA CLAIMS FILED FOR EXACT REASONS.

NHTSA ODI #10971174

74,000 miles · Jan 8, 2017
EnginePower Train

TOTAL MOTOR FAILURE WHEN DRIVING! TRANSMISSION FREQUENTLY SLIPS. MOTOR HAD TO BE REPLACED. WHEN PRESSURE EXHAUST FOR ECOBOOST IS REDIRECTED TO CYLINDER 3 AND 5 THE HEAD GASKET FAILS ALLOWING WATER TO ENTER THE HEAD OF MOTOR WHICH THEM STEAM FRIES THE CYLINDERS. THIS IS VERY COMMON IN THE 2010 FLEX WITH ECBOOST AND NEED TO BE REC…

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TOTAL MOTOR FAILURE WHEN DRIVING! TRANSMISSION FREQUENTLY SLIPS. MOTOR HAD TO BE REPLACED. WHEN PRESSURE EXHAUST FOR ECOBOOST IS REDIRECTED TO CYLINDER 3 AND 5 THE HEAD GASKET FAILS ALLOWING WATER TO ENTER THE HEAD OF MOTOR WHICH THEM STEAM FRIES THE CYLINDERS. THIS IS VERY COMMON IN THE 2010 FLEX WITH ECBOOST AND NEED TO BE RECALLED ASAP! MOTORS UP TO 100,000. MINE HAD 74000 WHEN FAILURE OCCURRED. *TR

NHTSA ODI #10940393

Mileage unknown · Aug 14, 2016
EngineUnknown Or Other

ECO BOOST ENGINE STALL DUE TO CONDENSATION OF AIR FROM THE COLD AIR COMPRESSOR IN THE TURBO CHARGER FOR THE ENGINE. HAVE HAD CAR SERVICED SEVERAL TIMES AND DEALER OR MECHANIC CAN NOT RESOLVE PROBLEM. HAPPEN IN FREEWAY AT HIGH SPEED BUT HAS ALSO HAPPENED IN THE STREET AT 20 - 30 MPH

NHTSA ODI #10895792

108,000 miles · Jun 9, 2016
Engine

MAJOR ENGINE FAILURE WHILE DRIVING 45MPH. ENGINE HAS 108,000 MILES. NOW ENGINE NEEDS TO BE REPLACED. ENGINE JUST SHUT OFF WHILE DRIVING IN TRAFFIC ON US HWY 41 IN LAND O LAKE FL, REPAIR ESTIMATED AT $6500.

NHTSA ODI #10873536

Official recalls

1

16V247000 · Air Bags:frontal

Apr 26, 2016

Ford Motor Company (Ford) is recalling certain model year 2009-2012 Ford Flex, 2008 and 2010-2012 Ford Taurus, 2008-2009 Ford Taurus X, 2008 Mercury Sable, 2009 and 2011 Lincoln MKS vehicles. The driver frontal air bag may improperly inflate during second-stage deployment in the event of a high speed crash. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 208, "Occupant Crash Protection."

Consequence & remedy

Consequence: An improperly inflated air bag increases the risk of injury in the event of a crash.

Remedy: Ford will notify owners, and dealers will inspect and replace the driver's frontal air bag module, as necessary, free of charge. The recall is expected to begin on June 13, 2016. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 16C06.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

0

No exact-year investigations in this snapshot.