2008 Ford F750

The 2008 Ford F-750 is a medium-duty truck often used for commercial applications. Available engine options included a Cummins ISB 6.7L diesel engine and a Caterpillar C7 diesel engine. Transmission options included manual and automatic transmissions. While appreciated for its robust build and capability, some common complaints revolve around reliability and maintenance costs. Specific likes include its towing capacity and workhorse nature, while dislikes often center on fuel economy and certain component failures. The most common engine option was the Cummins ISB 6.7L with horsepower ranging from 200-325 hp and torque between 520-750 lb-ft depending on configuration.

Engine

Cummins ISB 6.7L

• Turbocharger Failure
  • Description/Symptoms: Loss of power, excessive black smoke, and a whining noise from the turbo. Can be caused by oil starvation, foreign object damage, or overspeeding.
  • Solution: Replacement of the turbocharger.
  • Estimated Cost to Fix: $1,500 - $3,000+
  • Recalls: None Found
• Fuel Injector Issues
  • Description/Symptoms: Rough idle, misfires, decreased fuel economy, and potential black or white smoke from the exhaust. Often caused by contaminated fuel.
  • Solution: Replacement of faulty fuel injectors and cleaning of the fuel system.
  • Estimated Cost to Fix: $800 - $2,500+
  • Recalls: None Found
• EGR (Exhaust Gas Recirculation) Valve Failure
  • Description/Symptoms: Rough running, poor performance, check engine light. The EGR valve can become clogged with soot and carbon deposits.
  • Solution: Replacement or cleaning of the EGR valve.
  • Estimated Cost to Fix: $300 - $800
  • Recalls: None Found

Caterpillar C7

• HEUI (Hydraulically Actuated Electronically Controlled Unit Injector) Issues
  • Description/Symptoms: Hard starting, rough idle, loss of power, excessive smoke (white, black, or blue), and potential stalling. HEUI injectors are known to be sensitive to oil quality and can fail due to wear or contamination.
  • Solution: Injector testing and replacement of faulty injectors.
  • Estimated Cost to Fix: $2,000 - $4,000+ depending on the number of injectors replaced.
  • Recalls: None Found
• Cooling System Issues
  • Description/Symptoms: Overheating, coolant leaks, and possible engine damage. Common issues include water pump failure, radiator leaks, and thermostat malfunction.
  • Solution: Inspection and replacement of faulty cooling system components (water pump, radiator, thermostat, hoses).
  • Estimated Cost to Fix: $500 - $2,000+ depending on the severity and components involved.
  • Recalls: None Found

Transmission

Allison 1000/2000 Series (Automatic Transmission)

• Torque Converter Failure
  • Description/Symptoms: Slipping during acceleration, shuddering, and complete loss of drive.
  • Solution: Replacement of the torque converter.
  • Estimated Cost to Fix: $1,500 - $3,500+
  • Recalls: None Found
• Shift Solenoid Problems
  • Description/Symptoms: Harsh or erratic shifting, failure to shift into certain gears, and transmission warning lights.
  • Solution: Replacement of faulty shift solenoids.
  • Estimated Cost to Fix: $500 - $1,500
  • Recalls: None Found

Manual Transmission (Eaton Fuller or similar)

• Clutch Failure
  • Description/Symptoms: Slipping clutch, difficulty shifting gears, and a burning smell.
  • Solution: Replacement of the clutch disc, pressure plate, and potentially the flywheel.
  • Estimated Cost to Fix: $1,000 - $3,000+
  • Recalls: None Found

Suspension

• Leaf Spring Issues
  • Description/Symptoms: Sagging suspension, rough ride, and reduced load capacity. Leaf springs can weaken or break over time, especially with heavy use.
  • Solution: Replacement of worn or broken leaf springs.
  • Estimated Cost to Fix: $500 - $2,000+ per axle, depending on the shop and parts used
  • Recalls: None Found
• Worn Shocks and Struts
  • Description/Symptoms: Bouncy ride, poor handling, and excessive body roll.
  • Solution: Replacement of shocks and struts.
  • Estimated Cost to Fix: $300-$1,000 depending on the shop and parts used
  • Recalls: None Found

Electrical

• Wiring Harness Problems
  • Description/Symptoms: Intermittent electrical issues, such as lights flickering, sensors malfunctioning, and starting problems. Corrosion and damage to wiring harnesses are common in commercial vehicles.
  • Solution: Inspection and repair or replacement of damaged wiring harnesses.
  • Estimated Cost to Fix: $200 - $1,000+ depending on the extent of the damage.
  • Recalls: None Found
• Starter Motor Failure
  • Description/Symptoms: Engine fails to crank, clicking noise when attempting to start the engine.
  • Solution: Replacement of the starter motor.
  • Estimated Cost to Fix: $300-$700
  • Recalls: None Found

Exterior

• Rust
  • Description/Symptoms: Rust forming on the body panels.
  • Solution: Rust removal and body panel repair.
  • Estimated Cost to Fix: $100 - $1000+
  • Recalls: None Found

Interior

• HVAC Issues
  • Description/Symptoms: Weak airflow, failure of the air conditioning or heating system. This can be caused by a faulty blower motor, compressor, or refrigerant leaks.
  • Solution: Repair or replacement of the faulty components.
  • Estimated Cost to Fix: $200 - $1,500+ depending on the component.
  • Recalls: None Found

Summary

The 2008 Ford F-750, while a capable work truck, faces common issues associated with heavy-duty use. Engine and transmission problems can be relatively expensive. The severity and cost of these repairs can be significant, particularly for issues related to the diesel engines. Regular maintenance and preventative care are crucial for minimizing these issues. Wiring harness problems may require more investigative work and may have an unknown cost depending on the issue.