Is the 2009 Ford Flex a bad year?
181 owner complaints to NHTSA. Engine complaints: 52, 5.2× a quiet Flex year.
Keep it, but watch the engine
The engine draws 5.2× the complaints of a quiet Flex year, spread over 25k–110k miles, so there's no single mileage to plan around.
The verdict moves with mileage: the same car reads differently at 30,000 and at 150,000 miles.
What 2009 Flex owners report, by mileage
Each system owners named in five or more complaints, with the mileage range where the middle half of those complaints were filed. Read at 70,000 miles.
| SYSTEM | COMPLAINTS | MIDDLE HALF FILED AT | TYPICAL US REPAIR BILLS |
|---|---|---|---|
| EngineSTANDS OUT | 51 (28%) | 25k–110k miles · around this mileage | Valve cover gasket replacement $110–$500 · Timing chain replacement $1,000–$4,000 |
| Electrical system | 32 (18%) | 15k–77k miles · around this mileage | 12-volt battery replacement $100–$400 · Starter motor replacement $350–$1,200 |
| Transmission and drivetrain | 23 (13%) | 41k–89k miles · around this mileage | CV axle / CV joint replacement (one side) $300–$1,500 · Automatic transmission replacement $2,500–$7,000 |
| Fuel system | 19 (10%) | 57k–110k miles · around this mileage | Fuel pump replacement $220–$1,500 · Fuel injector replacement (one injector) $300–$1,200 |
| Steering | 18 (10%) | 57k–119k miles · around this mileage | Steering rack and pinion replacement $700–$2,100 |
| Brakes | 32 (18%) | 23k–50k miles · mostly behind | — |
| Body structure | 12 (7%) | too few with a mileage | — |
| Stability control | 10 (6%) | too few with a mileage | — |
| Suspension | 9 (5%) | too few with a mileage | — |
| Speed control | 8 (4%) | too few with a mileage | — |
| Visibility and wipers | 7 (4%) | too few with a mileage | — |
| Air bags | 6 (3%) | too few with a mileage | — |
| Seats | 5 (3%) | too few with a mileage | — |
| Wheels | 5 (3%) | too few with a mileage | — |
Bills are typical US ranges from the sources named in the tool (J.D. Power, Kelley Blue Book, CarParts.com and others), printed only for systems that stand out or sit at or ahead of 70,000 miles. Not a quote.
What owners reported alongside their complaints
Of 181 complaints: 7 mention a crash · 2 mention a fire · 5 report an injury · 2 say the car was towed.
2 complaints were filed in the last 12 months, the newest in Jul 2026.
Counts of what owners wrote in their complaints, not verified by anyone.
In owners' own words
This vehicle experienced failure of both radiator cooling fans. The engine entered reduced power mode due to high temperature while my wife was entering a busy street.
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.
I purchased my flex new on oct 2009 and it has shut off while driving three times since I bought it.
Unedited excerpts from complaints filed with NHTSA, chosen by mileage (nearest 70,000 miles), not by content. Unverified.
Recalls for the 2009 Ford Flex: 1
The driver frontal air bag may improperly inflate during second-stage deployment in the event of a high speed crash. An improperly inflated air bag increases the risk of injury in the event of a crash.
A recall may cover only some cars of a model year; the campaign size counts every model and year it lists. Enter your VIN at nhtsa.gov/recalls: dealers fix open recalls free.
Service bulletins from Ford: 21
Repair instructions Ford sent its dealers for symptoms seen in the shop on the 2009 Ford Flex. Ask a dealer or mechanic for a bulletin by its number.
Ford/lincoln: on some vehicles, transmission 5th gear start at stop, speed control drops or inoperative, backup camera on in drive…
There may be a sluggish acceleration or hesitation feeling when rolling to a stop
There may be a rough idle or misses while the malfunction light…
Some vehicles may exhibit inoperative or intermittent HVAC blower motor function at various fan speed settings
Neighbouring years
2010 Flex: 139 complaints, keep it.
Every Ford Flex year
2009 · 2010 · 2011 · 2012 · 2013 · 2014 · 2015 · 2016 · 2017 · 2018 · 2019 · All Flex years side by side
Other Ford models: Ford 500 · Ford Bronco · Ford Bronco Sport · Ford C-Max · Ford Contour · Ford Crown Victoria · Ford E-150 · Ford E-250 · Ford E-350 · Ford E-450 · Ford EcoSport · Ford Edge · Ford Escape · Ford Escape Hybrid · Ford Escort · Ford Excursion · Ford Expedition · Ford Explorer · Ford Explorer Sport · Ford Explorer Sport Trac · Ford F SD · Ford F-150 · Ford F-150 Hybrid · Ford F-150 Lightning BEV · Ford F-250 SD · Ford F-350 SD · Ford F-450 SD · Ford F-550 SD · Ford Fiesta · Ford Five Hundred · Ford Focus · Ford Focus Electric · Ford Ford · Ford Freestar · Ford Freestyle · Ford Fusion · Ford Fusion Energi · Ford Fusion Hybrid · Ford Maverick · Ford Maverick Hybrid · Ford Mustang · Ford Mustang GT · Ford Mustang Mach-E · Ford Ranger · Ford Taurus · Ford Taurus X · Ford Thunderbird · Ford Transit · Ford Transit Connect · Ford Windstar. All makes and models.
Questions
Is the 2009 Ford Flex a bad year?
181 owner complaints to NHTSA. Engine complaints: 52, 5.2× a quiet Flex year. At 70,000 miles the tool says: Keep it, but watch the engine. The engine draws 5.2× the complaints of a quiet Flex year, spread over 25k–110k miles, so there's no single mileage to plan around.
What are the most common problems with the 2009 Ford Flex?
By owner complaints to NHTSA: engine (51), electrical system (32), transmission and drivetrain (23), fuel system (19), steering (18). Half of the engine complaints were filed between 25k–110k miles.
How many recalls does the 2009 Ford Flex have?
1 recall campaign list this model year: Air bags (NHTSA 16V-247). A recall may cover only some cars; check by VIN at nhtsa.gov/recalls.
Method: counts of unverified owner complaints filed with NHTSA, compared only with other years of the same model (sales volumes are unknown, so no failure rate is computed). A system stands out at 40+ complaints and at least twice the model's quiet (lower-quartile) year, or twice the share across every vehicle of that model year. The mileage range is the 25th to 75th percentile of the mileages owners reported. Data received by NHTSA through November 5, 2026. Repair prices are typical US ranges from named sources, not quotes. Not a diagnosis and not financial advice. PulsCar is not affiliated with NHTSA. Check this car at your own mileage.