2018 Ford E-350 Super Duty

Here’s a breakdown of common issues and complaints related to the 2018 Ford E-350 Super Duty, organized by category.

The 2018 Ford E-350 Super Duty is a full-size van known for its workhorse capabilities and spacious interior. It’s a popular choice for commercial use, conversions, and large families. Engine options included the 6.8L Triton V10 gasoline engine producing 305 horsepower and 420 lb-ft of torque, and the 6.2L Boss V8 gasoline engine producing 316 horsepower and 397 lb-ft of torque. Most models were equipped with a 6-speed automatic transmission. Users appreciate the van’s robust build and cargo capacity, but some find the fuel economy and handling less desirable.

Engine

6.8L Triton V10

• Spark Plug Issues
  • Description/Symptoms: Spark plugs can break or seize in the cylinder head, making removal difficult or causing damage to the threads. This can lead to misfires, rough running, and decreased fuel economy.
  • Solution: Use penetrating oil and specialized tools for spark plug removal. In some cases, the cylinder head may need to be repaired or replaced if threads are damaged.
  • Estimated Cost to Fix: $200 - $2000+ (depending on the severity and need for head repair/replacement)
  • Recalls: None Found
• Exhaust Manifold Leaks
  • Description/Symptoms: Cracking or warping of the exhaust manifold, especially around the mounting flanges, leading to exhaust leaks. Symptoms include increased engine noise, reduced fuel economy, and potential for exhaust fumes entering the cabin.
  • Solution: Replacement of the exhaust manifold and gaskets.
  • Estimated Cost to Fix: $400 - $1000
  • Recalls: None Found

6.2L Boss V8

• No Issues Found

Transmission

6-Speed Automatic (Ford 6R140)

• Harsh Shifting/Slipping
  • Description/Symptoms: Reports of harsh or erratic shifting between gears, particularly during acceleration or deceleration. Some owners experience slipping between gears, leading to a loss of power or delayed engagement.
  • Solution: Diagnosis by a qualified technician to determine the cause of the shifting issues. Possible solutions include transmission fluid flush/replacement, valve body repair/replacement, or complete transmission rebuild/replacement.
  • Estimated Cost to Fix: $150 (fluid flush) - $4000+ (transmission rebuild/replacement)
  • Recalls: None Found

Suspension

• Leaf Spring Sagging/Cracking
  • Description/Symptoms: Rear leaf springs may sag over time, especially with frequent heavy loads, causing a decrease in ride height and potentially affecting handling. Cracks can also develop in the leaf springs.
  • Solution: Replacement of the rear leaf springs. Consider heavy-duty aftermarket options for increased load capacity.
  • Estimated Cost to Fix: $500 - $1500
  • Recalls: None Found
• Worn Ball Joints
  • Description/Symptoms: Premature wear in ball joints can lead to steering issues, vibrations, and noise from the front suspension.
  • Solution: Replacement of worn ball joints.
  • Estimated Cost to Fix: $300-$800
  • Recalls: None Found

Electrical

• Alternator Failure
  • Description/Symptoms: Alternator failure can lead to the battery not charging, resulting in a dead battery and the vehicle not starting. Warning lights on the dashboard may illuminate.
  • Solution: Replacement of the alternator.
  • Estimated Cost to Fix: $300-$700
  • Recalls: None Found
• Faulty Door Lock Actuators
  • Description/Symptoms: Door locks may intermittently fail to lock or unlock, or may make unusual noises.
  • Solution: Replacement of the faulty door lock actuator.
  • Estimated Cost to Fix: $150-$400 per door
  • Recalls: None Found

Exterior

• Sliding Door Roller Failure (If Equipped)
  • Description/Symptoms: The sliding door rollers (if equipped) can wear out, making it difficult to open or close the door smoothly. The door may bind or require excessive force.
  • Solution: Replacement of the sliding door rollers and potentially the track if damaged.
  • Estimated Cost to Fix: $200 - $500
  • Recalls: None Found

Interior

• Air Conditioning Issues
  • Description/Symptoms: Air conditioning system may have issues with weak cooling or complete failure. Common causes include refrigerant leaks, compressor failure, or problems with the blend door actuator.
  • Solution: Diagnosis and repair of the AC system. This may involve recharging the refrigerant, replacing the compressor, or repairing/replacing the blend door actuator.
  • Estimated Cost to Fix: $100 (recharge) - $1200+ (compressor replacement)
  • Recalls: None Found

Summary

The 2018 Ford E-350 Super Duty, while generally reliable for its intended purpose, has a few common issues owners should be aware of. The 6.8L V10 engine can experience spark plug and exhaust manifold problems. The 6-speed automatic transmission can exhibit harsh shifting or slipping, and the suspension can suffer from sagging leaf springs. Electrical issues, such as alternator failure and faulty door lock actuators, can also occur. These issues can range in severity and cost, from relatively inexpensive fixes to more substantial repairs requiring specialized tools and expertise. Potential buyers should inspect these areas carefully before purchasing and factor in potential repair costs.