2008 Ford F-350 Super Duty

The 2008 Ford F-350 Super Duty is a heavy-duty pickup truck known for its towing and hauling capabilities. Available engine options include the 5.4L Triton V8 (300 hp and 365 lb-ft of torque), the 6.8L Triton V10 (362 hp and 457 lb-ft of torque), and the 6.4L Power Stroke V8 Turbo Diesel (350 hp and 650 lb-ft of torque). Transmission options include a 5-speed manual and a 5-speed automatic. Owners often praise its ruggedness and workhorse capabilities, but some common complaints revolve around fuel economy, ride quality, and certain mechanical issues, especially with the diesel engine.

Engine

6.4L Power Stroke V8 Turbo Diesel

• EGR Cooler Failure
  • Description/Symptoms: Coolant loss, white smoke from the exhaust, engine overheating, and potential engine damage.
  • Solution: Replace the EGR cooler with an updated or aftermarket version designed for improved durability.
  • Estimated Cost to Fix: $800 - $2,000+
  • Recalls: None Found
• Fuel Injector Failure
  • Description/Symptoms: Rough running engine, misfires, black smoke from the exhaust, and decreased fuel economy.
  • Solution: Replace faulty fuel injectors. It’s often recommended to replace all injectors at the same time to ensure consistent performance.
  • Estimated Cost to Fix: $2,000 - $4,000+
  • Recalls: None Found
• Turbocharger Failure
  • Description/Symptoms: Loss of power, excessive black smoke, loud whistling noises from the turbocharger, and potential engine damage. The 6.4L diesel uses sequential turbochargers.
  • Solution: Replace the faulty turbocharger.
  • Estimated Cost to Fix: $2,500 - $5,000+
  • Recalls: None Found
• High-Pressure Oil Pump (HPOP) Failure
  • Description/Symptoms: Hard starting, stalling, and loss of power.
  • Solution: Replace the HPOP.
  • Estimated Cost to Fix: $1,000 - $2,500+
  • Recalls: None Found

5.4L Triton V8

• Spark Plug Issues
  • Description/Symptoms: Ticking sound coming from the engine bay. Spark plugs seizing in the cylinder head, often breaking upon removal.
  • Solution: Use of specialty tools for spark plug removal, or cylinder head replacement if damage is severe. Applying penetrating oil before attempting removal may help.
  • Estimated Cost to Fix: $200-$1500+
  • Recalls: None Found

6.8L Triton V10

No Issues Found

Transmission

5R110W TorqShift 5-Speed Automatic Transmission (All Engines)

• Valve Body Issues
  • Description/Symptoms: Hard or erratic shifting, slipping between gears, delayed engagement, and transmission overheating.
  • Solution: Replace or rebuild the valve body. In some cases, a software update may resolve the issue.
  • Estimated Cost to Fix: $500 - $2,000+
  • Recalls: None Found
• Torque Converter Failure
  • Description/Symptoms: Shuddering during acceleration, stalling at stoplights, and transmission overheating.
  • Solution: Replace the torque converter.
  • Estimated Cost to Fix: $800 - $2,000+
  • Recalls: None Found

Suspension

• Leaf Spring Sagging/Cracking
  • Description/Symptoms: Rear end sag, rough ride, and decreased load-carrying capacity.
  • Solution: Replace the leaf springs.
  • Estimated Cost to Fix: $500 - $1,500+
  • Recalls: None Found
• Ball Joint Failure
  • Description/Symptoms: Knocking or creaking noises from the front suspension, uneven tire wear, and loose steering.
  • Solution: Replace the ball joints.
  • Estimated Cost to Fix: $300 - $800+
  • Recalls: None Found

Electrical

• Instrument Cluster Issues
  • Description/Symptoms: Intermittent or complete failure of gauges, flickering lights, and error messages.
  • Solution: Repair or replace the instrument cluster.
  • Estimated Cost to Fix: $300 - $800+
  • Recalls: None Found
• Glow Plug Control Module (Diesel)
  • Description/Symptoms: Hard starting in cold weather, excessive smoke at startup, and a check engine light.
  • Solution: Replace the glow plug control module.
  • Estimated Cost to Fix: $200 - $500+
  • Recalls: None Found

Exterior

• Rust (Frame/Body)
  • Description/Symptoms: Rust forming on the frame, wheel wells, and lower body panels, especially in areas exposed to road salt.
  • Solution: Rust repair, body panel replacement, and application of rust preventative coatings.
  • Estimated Cost to Fix: $500 - $5,000+ (depending on severity)
  • Recalls: None Found

Interior

• Airbag Light Issues
  • Description/Symptoms: Airbag light illuminating on the dashboard.
  • Solution: Diagnose and repair the airbag system, which may involve replacing the clock spring, seatbelt pretensioners, or airbag module.
  • Estimated Cost to Fix: $200 - $1,000+
  • Recalls: Recall 15V318000

Summary

The 2008 Ford F-350 Super Duty, while a capable truck, has some common issues that potential buyers should be aware of. The 6.4L Power Stroke diesel engine is known for EGR cooler, fuel injector, and turbocharger problems, which can lead to significant repair costs. The 5R110W transmission can also exhibit valve body and torque converter issues. Suspension and electrical problems, while less severe, are also prevalent. Rust is also a concern in areas with road salt. Overall, prospective buyers should carefully inspect any used 2008 F-350, especially diesel models, and budget for potential repairs.