Flex (1st)
Reliability Score
Complaints by Engine Code
3.5-V6-Gas
3.5L 6-cyl / 262 hpView details
Complaint Breakdown
GTDI
3.5L 6-cyl Turbo / 355 hpView details
Complaint Breakdown
Ford Flex Unidentified Engine
View details
Complaint Breakdown
Show 2 additional engine variants with limited data
DDC-60
2.3L 4-cyl / 135 hpView details
Complaint Breakdown
3.0-V6-Gas
3.0L 6-cyl / 240 hpView details
Complaint Breakdown
Owner Complaints by System
Complaints owners filed with NHTSA about the Ford Flex, counted across every engine. A complaint can name more than one system.
What to check on a used 2009-2019 Ford Flex
On a used 2009-2019 Ford Flex, the systems with the most NHTSA owner complaints are the electrical system (425), the steering (381) and the airbags and driver-assist systems (275). Each one has an inspection step below, with counts as of 2026-10-12. A complaint is an owner report, not a confirmed defect, and counts rise with sales.
- Switch on every electrical item in turn: lights, windows, locks, wipers, climate fan, screen and power outlets.Costly repair. NHTSA has 425 owner complaints on the 2009-2019 Ford Flex about the electrical system.
- Turn the wheel from lock to lock while parked, then drive straight on a level road with a light grip.Safety. NHTSA has 381 owner complaints on the 2009-2019 Ford Flex about the steering.
- Switch the ignition on and watch the airbag light. On the drive, check the backup camera and any collision or lane warning.Safety. NHTSA has 275 owner complaints on the 2009-2019 Ford Flex about the airbags and driver-assist systems.
- Start the engine cold and listen for the first 30 seconds, then again at idle once it is warm.Costly repair. NHTSA has 227 owner complaints on the 2009-2019 Ford Flex about the engine, all engines combined.
- Open and close every door, the hood and the trunk or hatch. Check the latches, the seals and the gaps between panels.Minor. NHTSA has 216 owner complaints on the 2009-2019 Ford Flex about the body and structure.
Recalls (14)
Ford Motor Company (Ford) is recalling certain 2017-2019 Flex vehicles. The driver and front passenger B-Pillar door trim may detach while driving.
Ford Motor Company (Ford) is recalling certain 2015-2019 Flex, 2015 Explorer, Lincoln MKT, Lincoln MKZ, 2015-2016 C-Max, Escape, Taurus, 2016 Fusion, 2018-2019 Taurus, 2019 Lincoln MKT, Fiesta, and 2020 Mustang vehicles. The rearview camera may display a distorted, intermittent, or blank image when the vehicle is in reverse.
Ford Motor Company (Ford) is recalling certain 2019 Flex, Fiesta, and Lincoln MKT vehicles. The rearview camera may intermittently display a blank or distorted image.
Ford Motor Company (Ford) is recalling certain 2013-2018 Lincoln MKT and Ford Flex and Taurus vehicles with the Police Interceptor or SHO Performance Pack. The rear suspension toe links may fracture due to stress on the rear suspension.
Ford Motor Company (Ford) is recalling certain 2018 Ford Edge, Lincoln MKX, 2019 Ford Flex, and Lincoln MKT vehicles. The power supply cables at the starter and the alternator may not have been properly secured, possibly resulting in an electrical arc.
Show 9 older recalls
Ford Motor Company (Ford) is recalling certain model year 2016 Ford Taurus, 2016-2017 Ford Flex, Lincoln MKT, 2017 Ford Explorer and Ford Explorer Police Interceptor Utility vehicles equipped with 3.5L GTDI engines. Improperly brazed turbocharger oil supply tubes may leak oil on engine components.
Ford Motor Company (Ford) is recalling certain model year 2013-2015 Ford Taurus, Ford Flex, Lincoln MKS and Lincoln MKT vehicles equipped with 3.5L GTDI Ecoboost engines and 2013-2015 Ford Taurus Police Interceptor vehicles. A component within the fuel pump electric module (PEM) may overheat causing a loss of electrical power to the fuel pump.
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."
Ford Motor Company (Ford) is recalling certain model year 2013 Explorer, Explorer Police Utility, Taurus, Taurus Police Interceptor, Flex, Lincoln MKS, and Lincoln MKT vehicles. In the affected vehicles, the fuel delivery module may crack, allowing fuel to leak.
Ford Motor Company (Ford) is recalling certain model year 2015 Ford Taurus, Ford Flex, and Lincoln MKS vehicles manufactured May 4, 2015, to May 23, 2015, Lincoln MKT vehicles manufactured May 4, 2015, to May 21, 2015, and 2015-2016 Ford Explorer vehicles manufactured May 4, 2015, to May 23, 2015. The affected vehicles have a parking brake that may not fully engage when applied. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 135, "Light Vehicle Brake Systems."
Ford Motor Company (Ford) is recalling certain model year 2011-2012 Ford Fusion vehicles without a 3.5L engine and Lincoln MKZ hybrid electric vehicles, 2011 Mercury Milan vehicles, 2011-2012 Ford Taurus, Ford Flex, Lincoln MKS, and Lincoln MKT vehicles equipped with a 3.5L GTDI engine and 2013 Ford Taurus, Ford Flex, Lincoln MKS, and Lincoln MKT vehicles equipped with any available engine. The affected vehicles have electric power steering assist systems that may shut down as a result of a steering motor sensor fault.
Ford Motor Company (Ford) is recalling certain model year 2014 Ford F-150 and Flex vehicles manufactured March 1, 2014, to May 31, 2014. The affected vehicles were manufactured with a reduced clearance between the seat frame and the seat track assembly. This can cause the Occupant Classification System (OCS) to inaccurately register passenger weight and improperly suppress the passenger front airbag when the passenger seat is occupied by an adult passenger. Thus, these vehicles fail to comply with Federal Motor Vehicle Safety Standard (FMVSS) No. 208, "Occupant Crash Protection."
Ford Motor Company (Ford) is recalling certain model year 2012-2014 Ford Edge and Lincoln MKX vehicles manufactured September 2, 2010, to November 30, 2013; 2013-2014 Ford Taurus and Lincoln MKS vehicles manufactured August 25, 2011, to November 30, 2013; and 2013-2014 Ford Flex and Lincoln MKT vehicles manufactured September 12, 2011, to November 30, 2013. In the affected vehicles, the halfshaft retention circlip may not have been properly installed, and as a result, the halfshaft may move outward and disengage from the linkshaft while driving and without prior warning.
Ford is recalling certain model year 2013 Explorer, Taurus, Flex, Fusion, Police Interceptor Sedan and Police Interceptor Utility vehicles; and certain model year 2013 Lincoln MKS, MKT, and MKZ vehicles. In the affected vehicles, the fuel delivery module may develop a crack, allowing fuel to leak.
NHTSA Safety Ratings About NHTSA ratings
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Frequently Asked Questions
What are the most common 2009-2019 Ford Flex complaints?
Owners have filed 1,923 complaints with NHTSA about the 2009-2019 Ford Flex. The systems they name most often are the electrical system, the steering and the safety systems.
Is the 2009-2019 Ford Flex a good used car?
That depends on the model year, the mileage and the maintenance history of the car in front of you. Owners have filed 1,923 complaints with NHTSA about the 2009-2019 Ford Flex. Check which systems they name most often and whether a recall is still open on that car.
How many NHTSA complaints does the 2009-2019 Ford Flex have?
NHTSA has 1,923 owner complaints on file for the 2009-2019 Ford Flex as of the latest data pull. A complaint is an owner's report, not a confirmed defect, and counts rise with sales.
What recalls affect the 2009-2019 Ford Flex?
NHTSA lists 14 recalls covering some 2009-2019 Ford Flex vehicles. Which ones apply depends on the VIN: enter it at nhtsa.gov/recalls to see the open campaigns on a specific car.
What should I check before buying a used Ford Flex?
Run the VIN through NHTSA's recall lookup and confirm every open recall has been done. Look hardest at the electrical system, the steering and the safety systems, the systems owners complain about most. Ask for maintenance records, have an independent mechanic inspect the car and run a vehicle history report for prior accidents and title issues.
What are the NHTSA crash test ratings for the Flex?
The 2019 Ford Flex received an overall N/A-star safety rating from NHTSA. Frontal crash: N/A stars. Side crash: N/A stars. Rollover: 4 stars (16.4% rollover probability). Electronic Stability Control: Standard. Forward Collision Warning: Optional. Lane Departure Warning: No. These ratings are based on standardized crash tests conducted by the National Highway Traffic Safety Administration.
Data from NHTSA federal complaints database. 1,923 complaints analyzed. Data confidence: high. Last updated: 2026-10-12.