Ford Flex Ford Flex

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Ford Flex repairs by problem area

Engine (13%)

Transmission and Drivetrain (8%)

Brakes and Traction Control (17%)

Suspension and Steering (12%)

Electrical and Air Conditioning (22%)

Paint, Rust, Leaks, Rattles, and Trim (22%)

Other (6%)

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Chart based on 879 repairs.

Ford Flex transmission repair cost distribution

$2500+ (8%)

$1000 - $2499 (28%)

$500 - $999 (12%)

$100 - $499 (36%)

< $100 (16%)

Chart based on 25 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2013 Ford Flex 4dr SUV

turbocharged 365hp 3.5L V6 6-speed shiftable automatic AWD

58000 mi

US $1000
Axle bearings 
30000 mi PTU seal bad and leaking thick grease. 

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2012 Ford Flex 4dr SUV

turbocharged 355hp 3.5L V6 6-speed shiftable automatic AWD

37000 mi

US $30
PCM Power Control Module failed and needed to be replaced. Triggered check engine light. Dealer fixed under 80k mi powertrain warranty. My cost was for replacement key. 

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2012 Ford Flex 4dr SUV

262-horsepower 3.5L V6 6-speed automatic FWD

27000 mi The computer went out and the car was having electrical issues. We traded it in. 

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2011 Ford Flex 4dr SUV

turbocharged 355hp 3.5L V6 6-speed shiftable automatic AWD

26000 mi PTO Assembly had catastrophic failure, replaced w/ new under Warrenty 
6200 mi shifting was not consistant, sometimes too slow or rough. 
25000 mi Many unrepaired problems when traded, including transmission slippage that was never eliminated despite six attempts. 
62000 mi

US $1500
Pto was leaking. Was just over the factory 60k warranty and it needed to be replaced. 
72000 mi

US $200
Replaced leaking rear differential vent per TSB 
3000 mi I believe they replace the PTO Seal 

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2011 Ford Flex 4dr SUV

262-horsepower 3.5L V6 6-speed automatic FWD

53000 mi Noisy 1/2 shaft bearing. Replaced 
73000 mi

US $250
Jerky transmission. Low on fluid (no leaks though) and SW updated. 
12000 mi Rough downshifting when re-accelerating from low speeds. Parts replaced as per mfr bulletin on transmission. Remains to be seen if problem is corrected. 
26000 mi Transmission would not disengage from Drive when shifting to other gears. Fixed itself, but took to dealer. They performed PCM update and tested system. Has not occurred since. 

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2011 Ford Flex 4dr SUV

262-horsepower 3.5L V6 6-speed automatic AWD

29000 mi Car began running rough, making loud noise and was not drivaeble. Taken to dealer, where they replaced the PTO (power take off) box at no charge. Luckily it was covered under warranty. Other than this repair, it's been a great car! 
24000 mi Intermittent transmission slipping.Has happened several times since I've owned the (new) vehicle. Slips out of gear and then back in. Reminds me of the Windstar I had (eventually dropped 4 transmissions). so done with Ford 
31000 mi Transmission started doing slipping more frequently, then I started having odd electrical/transmission problems such as the rear lights not going on when going in reverse (same 1st sign as previous Ford). I decided to get rid of it while the going was goo 
71120 mi

C $2000
PTU leaking. Clogged. 
3500 mi 2nd time in for slow electrical drain. Dealership reports that car has bad battery due to numerous power drains. Also concern with slight slip in transmission. 
20700 mi Tranmission slipping. Intermittent problem. I was informed that I have a computer with my trans that learns how I drive. I was told they updated the program that teaches the trans when to shift. 

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2010 Ford Flex 4dr SUV

turbocharged 355hp 3.5L V6 6-speed shiftable automatic AWD

12000 mi The continuing problem of the transmission is apparently resolved with most of the transmission being replaced. 
44000 mi

US $120
known hesitation (similar to neutral drop) when starting from a stop. Reflash took care of the problem along with new battery 
47000 mi Passenger side, front bearing 
86000 mi

US $334
Failed left rear hub/bearing. 
26000 mi Software update to resolve hard shift issue. 
39060 mi shift solenoid Passenger side PTU intermediate shaft seal and deflector replaced 
97620 mi

C $100
PTU seal leaking - input shaft seal leaking 
15000 mi fluid leak in right front AWD mechanism 
66700 mi

US $2100
Power take off unit failed. Expensive hard part failed much too early in my opinion. 
44800 mi Clunking noise and jerking. Transfer case worn. 
27900 mi TSB for lurching and stalling was performed. Parts had to be replaced. 
94000 mi

US $2200
Needed new transfer case/internals. $1,700.00 

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2010 Ford Flex 4dr SUV

262-horsepower 3.5L V6 6-speed automatic FWD

14000 mi Transmission appears to slip intermittently when turning..Dealer could not replicate 
2000 mi Took in for recall of trans lines, replaced. One of the new trans lines broke at a seam leaving Flex not moving and spilling trans fluid. 
95300 mi

US $100
started slipping from startup when cold then slamming into gear. Dealer "broke" alignment tool during new sensor replacement resulting in 5 additional days out of service waiting for replacement tool from ford 
73000 mi

US $100
Wheel bearings (both up front) one was worn and damaged, the other was loose. 
15000 mi Tranny is always in the wrong gear. It seems as though it is always upshifting to save gas, at the expense of power. Though my gas mileage sucks! Tranny also gets confused when moving up and down the gears and hesitates w/ loss of power. 

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2010 Ford Flex 4dr SUV

262-horsepower 3.5L V6 6-speed automatic AWD

53940 mi Power take off unit seal was leaking. Noticed during service repaired under warranty 
60500 mi Replace left front cv shaft due to torn boot and contamination 
89300 mi

US $410
Half shaft seal leak on the PTU for the Awd system. This leak was on the right side. 
52260 mi

C $2863
Grinding noise - constant. Front PTU replaced. 
6820 mi The Flex had a hesitation and slam at about 60 km/h. This has been a very intermittent problem but previously it was minor. However, a severe slam happened. It's a known problem and Ford has a service advisory. The valve body was replaced. 
32240 mi Transfer case / PTU seal was leaking. Seals replaced under warranty. Noticable improvement in transmission smoothness after repair. 
46500 mi The power-take off unit was leaking. The unit was replaced under warranty. I didn't realize it but this this is the second failure of this unit. The previous failure was repaired under a broader dealer service trip. 
27000 mi Trans sluggish/shifting problems, reflashed memory 

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2009 Ford Flex 4dr SUV

262-horsepower 3.5L V6 6-speed automatic FWD

67500 mi Transmission started slipping at low RPMs. Dealer repaired under warranty. This should not be happening at 67k miles. Seriously disappointed with Ford. This will be my last Ford. 
71000 mi Transmission slipping again at 1250 RPM, light acceleration. Same problem as last report, even after repair. Dealer unable to duplicate problem on test drive. Problem is intermittant and less frequent as before, but still happening. 
23000 mi reflash transmission 
67000 mi transmission shifted hard, tranny overhaul 
80000 mi Gear problems 
49000 mi

US $100
Abrupt engagement of gears. Could not be replicated and has not reocurred. 
80000 mi The local firestone shop recommended looking into having the transmission repaired. Can't remember the issue. 
42780 mi TSB re-flash for hard shifting 
70000 mi

US $100
Rough shifting. Leaking near air conditioning evaporator. Repaired overnight. 
42000 mi

US $100
LEAKY SEALS ON REAR DIFFERENTIAL 

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2009 Ford Flex 4dr SUV

262-horsepower 3.5L V6 6-speed automatic AWD

60140 mi

C $400
Replaced toque converter Wheel bearing replaced 
44000 mi Known TSB for transmission seal replaced under powertrain warranty 
32000 mi CV boot problem. Right front axle removed and replaced. 
36580 mi axle seal leak 
13000 mi Drive train made a horrible metallic snap noise upon first acceleration from park. Dealer found nothing wrong. 
13020 mi hard shift from first to second. reflash. 
28740 mi

C $86
Leaking seal on PTU fixed under TSB 
55000 mi seal on AWD transfer case, leaking slightly. 
42140 mi PTU unit leaking oil on exhaust and smelling like burning gear oil. Replaced right axle and resealed unit. In extreme cold there would be a whining sound coming from the transmission area. Especially around 60 to 65km per hour. Turns out there was a TSB regarding the transmission cooler line rubbing against the frame transfering the noise. 
78000 mi

US $1260
PTU replaced 
29120 mi Gear makes big hit while shifting down or up at lower gears 
3100 mi Power Transfer Unit (PTU) for AWD system has a known seal leak. Transmission fluid leaks onto hot exhaust manifold and smelly smoke permeates cabin when vehicle comes to a stop. First attempt to repair leak was not successful, despite a TSB. 
5580 mi Second attempt to repair leaking seal in PTU. No problems after this fix...no gear oil leaking onto exhaust manifold ergo no nasty smell anymore! 
57000 mi 2 seals leaking affecting AWD. Caught early before a leakage on driveway. 
57040 mi Boot torn. Axle replace under warranty. 

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Ford Flex Transmission Problems

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