2004 Mitsubishi Endeavor

The 2004 Mitsubishi Endeavor is a mid-size SUV that offered a comfortable ride and decent cargo space. All Endeavors came equipped with a 3.8L V6 engine producing 215 horsepower and 250 lb-ft of torque, paired with a 4-speed automatic transmission. Some owners appreciate the Endeavor’s spacious interior and smooth ride. Common complaints revolve around reliability issues and the vehicle’s fuel economy.

Engine

3.8L V6 (6G75)

• Timing Belt Failure
  • Description/Symptoms: The timing belt can fail prematurely, especially if not replaced at the recommended interval. Symptoms include engine misfires, rough running, or complete engine failure.
  • Solution: Replacing the timing belt, tensioner, and idler pulleys. It’s also recommended to replace the water pump at the same time.
  • Estimated Cost to Fix: $500 - $1000+
  • Recalls: None Found
• Valve Cover Gasket Leaks
  • Description/Symptoms: Oil leaks from the valve cover gaskets, leading to oil consumption and potential oil drips onto the exhaust manifold, causing a burning smell.
  • Solution: Replacing the valve cover gaskets.
  • Estimated Cost to Fix: $200 - $400
  • Recalls: None Found
• Catalytic Converter Failure
  • Description/Symptoms: Reduced engine performance, poor fuel economy, and the check engine light illuminating with codes related to catalytic converter efficiency.
  • Solution: Replacing the faulty catalytic converter(s).
  • Estimated Cost to Fix: $500 - $1200+
  • Recalls: None Found

Transmission

4-Speed Automatic (F4A4B)

• Transmission Slipping/Harsh Shifting
  • Description/Symptoms: The transmission may slip between gears, shift harshly, or fail to shift at all. This can be caused by worn clutches, valve body issues, or low transmission fluid.
  • Solution: Depending on the severity, the solution may involve a transmission fluid flush, valve body repair/replacement, or a complete transmission rebuild/replacement.
  • Estimated Cost to Fix: $150 (fluid flush) - $3000+ (rebuild/replacement)
  • Recalls: None Found
• Torque Converter Failure
  • Description/Symptoms: Shuddering at low speeds, especially during acceleration, and difficulty shifting.
  • Solution: Replacing the torque converter.
  • Estimated Cost to Fix: $800 - $1500+
  • Recalls: None Found

Suspension

• Worn Struts/Shocks
  • Description/Symptoms: Bouncy ride, poor handling, excessive body roll, and premature tire wear.
  • Solution: Replacing the worn struts and/or shocks.
  • Estimated Cost to Fix: $400 - $800 (per axle)
  • Recalls: None Found
• Control Arm Bushing Failure
  • Description/Symptoms: Clunking or rattling noises from the front end, especially when going over bumps. Poor alignment and handling.
  • Solution: Replacing the worn control arm bushings or the entire control arm assembly.
  • Estimated Cost to Fix: $200 - $600 (per control arm)
  • Recalls: None Found

Electrical

• Alternator Failure
  • Description/Symptoms: Dimming headlights, slow engine cranking, and a dead battery.
  • Solution: Replacing the alternator.
  • Estimated Cost to Fix: $300 - $600
  • Recalls: None Found
• Power Window Motor Failure
  • Description/Symptoms: The power windows may stop working, or work intermittently.
  • Solution: Replacing the faulty power window motor.
  • Estimated Cost to Fix: $200 - $400 (per window)
  • Recalls: None Found
• ABS Sensor Failure
  • Description/Symptoms: ABS light on, reduced braking performance, and potential wheel lockup under heavy braking.
  • Solution: Replacing the faulty ABS sensor.
  • Estimated Cost to Fix: $150 - $300
  • Recalls: None Found

Exterior

• Rust
  • Description/Symptoms: Rust can develop on the undercarriage and body panels, particularly in areas exposed to road salt.
  • Solution: Rust repair or panel replacement.
  • Estimated Cost to Fix: Varies widely depending on the extent of the rust.
  • Recalls: None Found

Interior

• Broken Interior Door Handles
  • Description/Symptoms: The interior door handles can break, making it difficult to open the doors from the inside.
  • Solution: Replacing the broken door handle.
  • Estimated Cost to Fix: $50 - $150 (per handle)
  • Recalls: None Found
• Center Console Latch Failure
  • Description/Symptoms: The latch on the center console may break, preventing it from closing securely.
  • Solution: Replacing the center console latch or the entire console lid.
  • Estimated Cost to Fix: $20 - $100
  • Recalls: None Found

Summary

The 2004 Mitsubishi Endeavor has several common issues across various systems, particularly the engine and transmission. Timing belt issues are a major concern for the 3.8L V6, and transmission problems are relatively common. Electrical issues and suspension wear are also present. The severity and cost of repairs can vary widely, but addressing these issues promptly is important to maintain the vehicle’s reliability and safety. Owners should be aware of the potential for these problems and budget accordingly for repairs.