IllustrationIT KEEPS SAYING SENSOR WE HAD REPLACED TWICE IS STILL BAD. THE TRANSMISSION DOESN'T ACCELERATE SOMETIMES
2009 Ford Flex
Owner reports · Recalls · Investigations
Similar to other model years
Owner complaints for the 2009 Ford Flex do not stand out strongly from the model-year median of 139.
About this comparison →How this year compares
Owner complaints by model year
Compare all Flex years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
400–25K
2525–50K
2650–75K
2275–100K
27100–150K
10150K+
150 reports with mileage · 31 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.
- Engine. Review the 36 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Electrical System. Review the 32 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Power Train. Review the 23 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
7 crash reports2 fire reports5 injury reports
Engine complaints
36 reportsTL* THE CONTACT OWNS A 2009 FORD FLEX. WHILE THE VEHICLE WAS PARKED IN THE DRIVEWAY, SMOKE APPEARED FROM THE HOOD AND THE VEHICLE SPONTANEOUSLY CAUGHT ON FIRE. THE CONTACT EXTINGUISHED THE FIRE AND DISCONNECTED THE BATTERY CABLES. THE AIR BAG WARNING INDICATOR WAS ILLUMINATED, BUT THE AIR BAGS DID NOT DEPLOY. THERE WERE NO INJUR…
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TL* THE CONTACT OWNS A 2009 FORD FLEX. WHILE THE VEHICLE WAS PARKED IN THE DRIVEWAY, SMOKE APPEARED FROM THE HOOD AND THE VEHICLE SPONTANEOUSLY CAUGHT ON FIRE. THE CONTACT EXTINGUISHED THE FIRE AND DISCONNECTED THE BATTERY CABLES. THE AIR BAG WARNING INDICATOR WAS ILLUMINATED, BUT THE AIR BAGS DID NOT DEPLOY. THERE WERE NO INJURIES AND A POLICE REPORT WAS FILED. THE LOCAL DEALER WAS NOT CONTACTED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT CONTACTED. THE FAILURE MILEAGE WAS UNKNOWN.
VEHICLE WAS IN MOTION AND IT CUT OFF FOR THE 2ND TIME. NOW IT WONT STARTM ROLLED INTO BUSINESS PARKING LOT.
PART OF MY POWER IN MY CAR SHUT OFF ON THE FREEWAY, AT 1:39 PM AT 67 DEGREES OUTSIDE . I HAD BEEN DRIVING FOR 40 MINUTES. MY DASHBOARD WENT DARK, AND ONLY MY CLOCK TIME WAS ON. I GLIDED TO THE SIDE OF THE ROAD, AND WAS ABLE TO PULL THE CAR VERY HARD TO THE RIGHT (AS THE POWER STEERING WAS OFF). THEN TURNED THE KEY TO OFF, WAI…
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PART OF MY POWER IN MY CAR SHUT OFF ON THE FREEWAY, AT 1:39 PM AT 67 DEGREES OUTSIDE . I HAD BEEN DRIVING FOR 40 MINUTES. MY DASHBOARD WENT DARK, AND ONLY MY CLOCK TIME WAS ON. I GLIDED TO THE SIDE OF THE ROAD, AND WAS ABLE TO PULL THE CAR VERY HARD TO THE RIGHT (AS THE POWER STEERING WAS OFF). THEN TURNED THE KEY TO OFF, WAITED 3 MINUTES TURNED THE KEY AND IT WENT BACK ON. IT HAS NOT HAPPENED AGAIN.
2009 FORD FLEX LIMITED OVERHEATS WHILE IDLING FOR THE PAST 3 YEARS. RAN MULTIPLE VACUUM TESTS AND THERE IS NO LEAK OR SHORTAGE OF COOLANT. A/C BLOWS HOT WHILE IDLING. REPLACED RELAYS, THERMOSTAT, AND FUSES TO NO AVAIL. REPLACED COOLING FANS RECENTLY WITH OEM PARTS. CAR IS NO LONGER OVERHEATING, BUT NOW HAS A STRONG ELECTRICAL OR…
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2009 FORD FLEX LIMITED OVERHEATS WHILE IDLING FOR THE PAST 3 YEARS. RAN MULTIPLE VACUUM TESTS AND THERE IS NO LEAK OR SHORTAGE OF COOLANT. A/C BLOWS HOT WHILE IDLING. REPLACED RELAYS, THERMOSTAT, AND FUSES TO NO AVAIL. REPLACED COOLING FANS RECENTLY WITH OEM PARTS. CAR IS NO LONGER OVERHEATING, BUT NOW HAS A STRONG ELECTRICAL OR MELTING SMELL AFTER DRIVING. FANS POTENTIALLY FAILING AGAIN.
DRIVING 65. MPH CAR LOST POWER .IWAS ABLE TO PULL TO SIDE OF ROAD.TURNED CAR OFF AND ON IT RESTARTED TOOK TO FORD DEALERSHIP THEY SAID IT WAS THROTTLE BODY REPLACED AT 700. THERE IS NO RECALL,BUT FORD IS AWARE OF DANGER.OUS DEFECT .TECH SAID.
JULY 22, 2016. WIFE STARTED CAR IN SCHOOL PARKING LOT AND HEADED TO THE EXIT. WHILE MAKING A LEFT HAND TURN ONTO THE MAIN ROAD, AND ACCELERATING, LOUD NOISES AGAIN HEARD UNDER THE CAR AND IT LOST POWER EVEN WHILE GIVING IT GAS. HAD TO PULL OVER TO THE SIDE OF THE ROAD. SHUT OFF CAR AND RE-STARTED. NO ISSUES. WIFE REFUSES TO DRIV…
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JULY 22, 2016. WIFE STARTED CAR IN SCHOOL PARKING LOT AND HEADED TO THE EXIT. WHILE MAKING A LEFT HAND TURN ONTO THE MAIN ROAD, AND ACCELERATING, LOUD NOISES AGAIN HEARD UNDER THE CAR AND IT LOST POWER EVEN WHILE GIVING IT GAS. HAD TO PULL OVER TO THE SIDE OF THE ROAD. SHUT OFF CAR AND RE-STARTED. NO ISSUES. WIFE REFUSES TO DRIVE THE CAR UNTIL FIXED. TAKEN TO DEALER ON JULY 29, 2016. UNABLE TO DUPLICATE. RETURNING TO DEALER AUG 5 FOR COMPUTER RE-FLASH. THIS IS A SIGNIFICANT SAFETY ISSUE THAT IS BEING REPORTED ALL OVER THE FORD FLEX FORUMS AND IT APPEARS FORD MOTOR COMPANY WILL NOT ADDRESS THE ISSUE.
WIFE STARTED CAR IN SCHOOL PARKING LOT. TURNED LEFT AND HEADED SHORT DISTANCE THE LOT EXIT. WHILE TURNING RIGHT ONTO THE MAIN ROAD AND STARTING TO ACCELERATE, HEARD 'LOAD NOISES' THAT SEEMED TO BE UNDER THE CAR. CAR STARTED TO SLOW DOWN EVEN THOUGH SHE WAS GIVING IT GAS. SHE PULLED OVER AND SHUT THE CAR OFF. DIDN'T NOTICE ANY DA…
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WIFE STARTED CAR IN SCHOOL PARKING LOT. TURNED LEFT AND HEADED SHORT DISTANCE THE LOT EXIT. WHILE TURNING RIGHT ONTO THE MAIN ROAD AND STARTING TO ACCELERATE, HEARD 'LOAD NOISES' THAT SEEMED TO BE UNDER THE CAR. CAR STARTED TO SLOW DOWN EVEN THOUGH SHE WAS GIVING IT GAS. SHE PULLED OVER AND SHUT THE CAR OFF. DIDN'T NOTICE ANY DASH LIGHTS (ABS OR TCS). RESTARTED CAR AND EVERYTHING WAS FINE. CAR HAS 128,000 MILES.
TL* THE CONTACT OWNS A 2009 FORD FLEX. WHILE DRIVING 55 MPH, THE VEHICLE HESITATED TO ACCELERATE WHEN THE ACCELERATOR PEDAL WAS DEPRESSED AND THE ENGINE WARNING LIGHT ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO DIAGNOSED THAT THE ELECTRONIC THROTTLE FAILED AND NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPA…
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TL* THE CONTACT OWNS A 2009 FORD FLEX. WHILE DRIVING 55 MPH, THE VEHICLE HESITATED TO ACCELERATE WHEN THE ACCELERATOR PEDAL WAS DEPRESSED AND THE ENGINE WARNING LIGHT ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO DIAGNOSED THAT THE ELECTRONIC THROTTLE FAILED AND NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 136,000....UPDATED 07/19/16 *BF
ENGINE STALLS DESPITE FUEL GAUGE READING 1/4 TANK IN RESERVE. FILL UP CONFIRMS THAT THERE IS IN FACT 1/4 TANK LEFT. HAS HAPPENED SEVERAL TIMES NOW.
Official recalls
116V247000 · 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
0No exact-year investigations in this snapshot.