2021 Ford Transit-350 HD

Here is a comprehensive list of common issues and complaints reported by owners of the 2021 Ford Transit-350 HD, categorized by major components.

The 2021 Ford Transit-350 HD is a popular full-size van known for its versatility and customization options, making it a favorite for commercial use and camper conversions. The van offers a range of configurations including different wheelbases, roof heights, and body styles. Engine options include a 3.5L PFDi V6 producing 275 horsepower and 262 lb-ft of torque, a 3.5L EcoBoost V6 producing 310 horsepower and 400 lb-ft of torque, and a 2.0L Turbo Diesel producing 121 horsepower and 251 lb-ft of torque. All engines are paired with a 10-speed automatic transmission. Owners often praise the Transit’s spacious interior, comfortable ride, and modern technology. Some common dislikes include the van’s fuel economy, especially with the EcoBoost engine, and occasional reports of electronic glitches.

Engine

3.5L EcoBoost V6

• Turbocharger Failure
  • Description/Symptoms: Reduced engine power, whistling sound from the engine compartment, check engine light. This can be caused by wastegate issues, cracked housings, or bearing failure within the turbocharger itself.
  • Solution: Replacement of the faulty turbocharger(s).
  • Estimated Cost to Fix: $2,000 - $4,000+
  • Recalls: None Found
• Fuel Injector Issues
  • Description/Symptoms: Rough idle, misfires, fuel smell, check engine light.
  • Solution: Replacement of faulty fuel injector(s).
  • Estimated Cost to Fix: $400 - $1,200+
  • Recalls: None Found

3.5L PFDi V6

• No Issues Found

2.0L Turbo Diesel

• No Issues Found

Transmission

10-Speed Automatic (10R80)

• Rough or Delayed Shifting
  • Description/Symptoms: Harsh shifts between gears, noticeable delay when shifting from Park or Reverse to Drive, occasional slipping. This can be caused by valve body issues, worn clutches, or software glitches.
  • Solution: Software update/reprogramming of the transmission control module (TCM), valve body replacement, or complete transmission replacement in severe cases.
  • Estimated Cost to Fix: $150 (Software Update) - $5,000+ (Transmission Replacement)
  • Recalls: None Found
• Transmission Slipping
  • Description/Symptoms: Engine revs higher than normal during acceleration without a corresponding increase in speed, difficulty maintaining speed on inclines.
  • Solution: Diagnosis to determine the cause of the slipping (worn clutches, valve body issues, etc.), followed by appropriate repair or transmission replacement.
  • Estimated Cost to Fix: $500 - $5,000+
  • Recalls: None Found

Suspension

• Rear Leaf Spring Sagging/Weakness
  • Description/Symptoms: The rear of the van sits lower than normal, especially when loaded with cargo. Reduced ride quality and handling issues may also be present.
  • Solution: Replacement of the rear leaf springs with heavy-duty or upgraded aftermarket springs.
  • Estimated Cost to Fix: $500 - $1,500+
  • Recalls: None Found

Electrical

• Infotainment System Freezing/Glitches
  • Description/Symptoms: The touchscreen freezes, becomes unresponsive, or experiences software glitches such as incorrect navigation or Bluetooth connectivity issues.
  • Solution: Software update, system reset, or replacement of the infotainment unit.
  • Estimated Cost to Fix: $0 (Software Update) - $1,500+ (Unit Replacement)
  • Recalls: None Found
• Door Lock Actuator Failure
  • Description/Symptoms: The power door locks may fail to lock or unlock on one or more doors. A clicking noise may be heard from the affected door.
  • Solution: Replacement of the faulty door lock actuator.
  • Estimated Cost to Fix: $150 - $400+ per door
  • Recalls: None Found

Exterior

• Sliding Door Issues
  • Description/Symptoms: The sliding door becomes difficult to open or close, makes unusual noises, or does not align properly with the door frame. This may be caused by worn rollers, damaged tracks, or misaligned latch mechanisms.
  • Solution: Lubrication of the rollers and tracks, adjustment of the door alignment, or replacement of worn or damaged components.
  • Estimated Cost to Fix: $50 - $500+
  • Recalls: None Found

Interior

• No Issues Found

Summary

The 2021 Ford Transit-350 HD exhibits a range of potential issues, with the most concerning being turbocharger and transmission problems. Turbocharger failures can be quite costly, while transmission issues can range from minor software glitches to major component failures requiring expensive repairs. Suspension and electrical issues are also present. Although overall the 2021 Ford Transit-350 HD is a solid vehicle, potential buyers should be aware of these potential problems and have the vehicle inspected before purchase.