2014 Ford Flex

The 2014 Ford Flex is a full-size crossover SUV known for its spacious interior, distinctive boxy styling, and comfortable ride. Engine options included a 3.5L V6 producing 287 horsepower and 254 lb-ft of torque, and a more powerful 3.5L EcoBoost V6 generating 365 horsepower and 350 lb-ft of torque. Both engines were paired with a 6-speed automatic transmission. Owners often appreciate the Flex’s ample cargo space, comfortable seating for adults in all three rows, and unique exterior design. Common complaints include the fuel economy of the EcoBoost engine and some concerns about reliability, particularly with certain components.

Engine

3.5L V6 (Non-Turbo)

• Water Pump Failure
  • Description/Symptoms: Internal water pump on the 3.5L V6 engines are known to fail. Overheating, coolant loss, and potential engine damage if not addressed promptly. May see coolant leaking near the front of the engine.
  • Solution: Replace the water pump and often the serpentine belt as a preventative measure.
  • Estimated Cost to Fix: $700 - $1,200+
  • Recalls: None Found
• Intake Manifold Runner Control (IMRC) Failure
  • Description/Symptoms: The IMRC valve can fail, leading to a check engine light and reduced engine performance, particularly at lower RPMs.
  • Solution: Replacement of the intake manifold runner control valve.
  • Estimated Cost to Fix: $300 - $600+
  • Recalls: None Found

3.5L EcoBoost V6 (Turbo)

• Turbocharger Failure
  • Description/Symptoms: The turbochargers can experience premature failure, leading to a loss of power, unusual noises (whining or screeching), and a check engine light.
  • Solution: Turbocharger replacement. It is often recommended to replace both turbos at the same time.
  • Estimated Cost to Fix: $2,000 - $4,000+
  • Recalls: None Found
• Coolant Leaks into Combustion Chamber
  • Description/Symptoms: Cracks in the cylinder head of the 3.5L Ecoboost V6 can lead to coolant leaking into the combustion chamber. This leads to overheating, misfires and white smoke.
  • Solution: Replacement of the cylinder head.
  • Estimated Cost to Fix: $3,000 - $5,000+
  • Recalls: None Found

Transmission

6F50/6F55 6-Speed Automatic Transmission

• Torque Converter Shudder/Failure
  • Description/Symptoms: Shuddering, especially during light acceleration or at highway speeds. Can eventually lead to complete torque converter failure.
  • Solution: Replacement of the torque converter and potentially a transmission flush.
  • Estimated Cost to Fix: $1,500 - $3,000+
  • Recalls: None Found
• Valve Body Issues
  • Description/Symptoms: Erratic shifting, harsh shifts, slipping between gears, or failure to shift at all. Can be caused by worn or sticking valves within the valve body.
  • Solution: Replacement or rebuild of the valve body. In some cases, a complete transmission replacement may be necessary.
  • Estimated Cost to Fix: $800 - $4,000+ (depending on severity and repair approach)
  • Recalls: None Found

Suspension

• Rear Suspension Sag/Noise
  • Description/Symptoms: Rear suspension sagging, especially when loaded. Noises such as clunking or creaking coming from the rear suspension, often due to worn-out shocks, springs, or stabilizer bar bushings.
  • Solution: Replacement of shocks, springs, and/or stabilizer bar bushings.
  • Estimated Cost to Fix: $300 - $800+ (depending on which components need replacement)
  • Recalls: None Found

Electrical

• MyFord Touch System Issues
  • Description/Symptoms: The MyFord Touch infotainment system can be slow, buggy, and unresponsive. Software glitches, freezing, and difficulty connecting to devices are common complaints.
  • Solution: Software updates (if available), replacement of the APIM (Accessory Protocol Interface Module), or aftermarket infotainment system replacement.
  • Estimated Cost to Fix: $100 - $1,200+ (depending on the solution)
  • Recalls: None Found
• Power Liftgate Malfunction
  • Description/Symptoms: Power liftgate failing to open or close properly, getting stuck, or making unusual noises.
  • Solution: Replacement of the liftgate motor, struts, or latch mechanism.
  • Estimated Cost to Fix: $300 - $800+
  • Recalls: None Found

Exterior

• Rear Liftgate Rust
  • Description/Symptoms: Rust forming around the license plate lights and the bottom of the rear liftgate.
  • Solution: Repair the rust and repaint, or replace the liftgate.
  • Estimated Cost to Fix: $300 - $1,500+ (depending on the extent of the rust and the repair method)
  • Recalls: None Found
• Water Leaks from Vista Roof
  • Description/Symptoms: Water leaks coming from the panoramic Vista Roof, especially during heavy rain. Can lead to water damage to the interior.
  • Solution: Resealing the Vista Roof, repairing or replacing damaged seals or drainage tubes.
  • Estimated Cost to Fix: $200 - $1,000+
  • Recalls: None Found

Interior

• Door Latch Failure
  • Description/Symptoms: Doors failing to latch properly, or being difficult to open or close. Often related to issues with the door latch mechanism.
  • Solution: Replacement of the door latch mechanism.
  • Estimated Cost to Fix: $150 - $400+ per door
  • Recalls: None Found
• HVAC Blend Door Actuator Failure
  • Description/Symptoms: Inconsistent temperature control, one side of the vehicle blowing hot air while the other blows cold.
  • Solution: Replacement of the faulty blend door actuator.
  • Estimated Cost to Fix: $200 - $500+
  • Recalls: None Found

Summary

The 2014 Ford Flex, while offering a unique and practical design, is prone to several issues. The most concerning are the potential for turbocharger failure and coolant leaks in the 3.5L EcoBoost engine, as well as torque converter issues in the transmission, which can be costly to repair. Electrical glitches and suspension problems are also common. Overall, potential buyers should be aware of these potential issues and factor in the possibility of expensive repairs when considering a 2014 Ford Flex.