2018 Ford Flex

The 2018 Ford Flex is a full-size crossover SUV known for its spaciousness, distinctive boxy styling, and comfortable ride. It came standard with a 3.5L Ti-VCT V6 engine producing around 287 horsepower and 254 lb-ft of torque, paired with a 6-speed automatic transmission. An optional 3.5L EcoBoost V6 engine, generating approximately 365 horsepower and 350 lb-ft of torque, was also available, mated to a 6-speed automatic transmission. People generally like the Flex for its ample passenger and cargo space, unique design, and comfortable highway cruising. Common dislikes include its somewhat dated interior, fuel economy, and large size which can make it challenging to maneuver in tight spaces.

Engine

3.5L Ti-VCT V6

• Water Pump Failure
  • Description/Symptoms: Coolant leaks, engine overheating, temperature gauge fluctuations. Often, the water pump begins to leak internally, making the leak harder to detect initially.
  • Solution: Replacement of the water pump.
  • Estimated Cost to Fix: $500 - $900+
  • Recalls: None Found

3.5L EcoBoost V6

• Turbocharger Failure
  • Description/Symptoms: Loss of power, whistling or screeching noises from the engine, check engine light illumination.
  • Solution: Turbocharger replacement.
  • Estimated Cost to Fix: $1,500 - $3,000+
  • Recalls: None Found
• Coolant Intrusion into Engine
  • Description/Symptoms: White smoke from exhaust, coolant loss, engine misfires, potential for catastrophic engine failure if coolant contaminates the oil.
  • Solution: Replacement of cylinder head, often accompanied by other engine components due to contamination. Can require complete engine replacement in severe cases.
  • Estimated Cost to Fix: $3,000-$8,000+
  • Recalls: None Found

Transmission

6-Speed Automatic (Both Engine Options)

• Harsh Shifting/Slipping
  • Description/Symptoms: Rough or delayed shifting between gears, transmission slipping (engine revving without corresponding acceleration).
  • Solution: Could be fluid level issue, solenoid replacement, or in more severe cases, transmission rebuild or replacement.
  • Estimated Cost to Fix: $200 (fluid check) - $4,000+ (transmission replacement)
  • Recalls: None Found

Suspension

• Rear Suspension Sagging/Poor Ride Quality
  • Description/Symptoms: The rear end of the vehicle sits lower than normal, especially when loaded. Bumpy ride, reduced handling stability.
  • Solution: Replacement of rear shocks and/or springs. Air suspension (if equipped) may need repair or replacement of air springs and compressor.
  • Estimated Cost to Fix: $300 - $1,000+ depending on the extent of the work and if air suspension is involved.
  • Recalls: None Found

Electrical

• MyFord Touch/SYNC System Issues
  • Description/Symptoms: Freezing, slow response, connectivity problems with Bluetooth devices, navigation malfunctions.
  • Solution: Software updates. If problems persist, module replacement might be necessary.
  • Estimated Cost to Fix: $0 (software update) - $500+ (module replacement)
  • Recalls: None Found
• Backup Camera Malfunction
  • Description/Symptoms: The backup camera displays a distorted image, no image at all, or intermittently fails to activate.
  • Solution: Check wiring connections, replace the camera.
  • Estimated Cost to Fix: $100 - $400+
  • Recalls: None Found

Exterior

• Liftgate Issues
  • Description/Symptoms: Liftgate does not open or close properly. Could be caused by a faulty latch, motor or hydraulic struts.
  • Solution: Replacement of the latch, motor, or struts.
  • Estimated Cost to Fix: $200 - $600+
  • Recalls: None Found

Interior

• Sunroof/Moonroof Leaks
  • Description/Symptoms: Water leaking into the cabin during rain or car washes.
  • Solution: Cleaning of drainage channels, resealing the sunroof, or component replacement.
  • Estimated Cost to Fix: $100 - $500+
  • Recalls: None Found
• Seat Heater Malfunction
  • Description/Symptoms: Seat heaters do not turn on, overheat, or only work intermittently.
  • Solution: Check wiring connections, replace heating element or control module.
  • Estimated Cost to Fix: $100 - $400+
  • Recalls: None Found

Summary

The 2018 Ford Flex presents a mix of potential issues. Engine problems, particularly with the EcoBoost variant, and transmission problems can be costly. Electrical issues, while less expensive to address, can be frustrating. Suspension and interior issues are generally less severe. Overall, a pre-purchase inspection by a qualified mechanic is highly recommended to identify potential problems before committing to a purchase. Addressing these common issues can range from a few hundred dollars for minor fixes to several thousand for major engine or transmission repairs.