2006 Mitsubishi Montero Sport

The 2006 Mitsubishi Montero Sport is a mid-size SUV known for its off-road capabilities and relatively spacious interior. Engine options for the 2006 Montero Sport include a 2.4L Inline-4 producing around 135 hp and 150 lb-ft of torque, and a 3.0L V6 that generates approximately 197 hp and 203 lb-ft of torque. Transmissions include a 5-speed manual and a 4-speed automatic depending on the engine and trim level. Owners often appreciate its reliability and ruggedness, but some dislike its fuel economy and outdated interior.

Engine

2.4L Inline-4

• Rough Idle/Stalling
  • Description/Symptoms: The engine idles roughly, and may stall, particularly when cold or at low speeds.
  • Solution: Clean or replace the Idle Air Control (IAC) valve. Check for vacuum leaks and repair as needed.
  • Estimated Cost to Fix: $100 - $300+
  • Recalls: None Found

3.0L V6

• Oil Leaks
  • Description/Symptoms: Oil leaking from valve cover gaskets or rear main seal. Visible oil drips under the vehicle and a burning oil smell.
  • Solution: Replace valve cover gaskets and/or rear main seal.
  • Estimated Cost to Fix: $100 - $500+
  • Recalls: None Found
• P0420 Catalyst System Efficiency Below Threshold (Bank 1)
  • Description/Symptoms: Check engine light comes on and the diagnostic code P0420 is set. Can cause decrease of gas mileage and overall driving performance.
  • Solution: Replace catalytic converter
  • Estimated Cost to Fix: $400-$1,000+
  • Recalls: None Found

Transmission

4-Speed Automatic

• Delayed or Harsh Shifting
  • Description/Symptoms: Noticeable delay when shifting between gears, or harsh and jerky shifts.
  • Solution: Perform a transmission fluid flush and filter change. If the issue persists, valve body repair or replacement may be required.
  • Estimated Cost to Fix: $150 - $800+
  • Recalls: None Found

Suspension

• Worn Ball Joints/Tie Rod Ends
  • Description/Symptoms: Clunking noises from the front suspension, loose steering, uneven tire wear.
  • Solution: Replace worn ball joints and tie rod ends. Perform wheel alignment.
  • Estimated Cost to Fix: $200 - $600+
  • Recalls: None Found
• Sagging Rear Suspension
  • Description/Symptoms: Rear of the vehicle sits lower than normal, especially when carrying weight.
  • Solution: Replace the rear coil springs or consider adding air springs to compensate for the sagging.
  • Estimated Cost to Fix: $200 - $500+
  • Recalls: None Found

Electrical

• Power Window Failure
  • Description/Symptoms: Power windows stop working, often one at a time.
  • Solution: Replace the power window motor or regulator. Check wiring for breaks or shorts.
  • Estimated Cost to Fix: $100 - $300+ per window
  • Recalls: None Found
• Alternator Failure
  • Description/Symptoms: Battery light illuminates, battery not charging properly, vehicle stalls or has trouble starting.
  • Solution: Replace the alternator.
  • Estimated Cost to Fix: $200 - $500+
  • Recalls: None Found

Exterior

• Rust on Rocker Panels/Wheel Arches
  • Description/Symptoms: Rust forming on the lower body panels, particularly around the wheel wells and rocker panels.
  • Solution: Remove rust, repair affected areas, and apply rust-resistant coating and paint.
  • Estimated Cost to Fix: $300 - $1000+ per panel, depending on severity
  • Recalls: None Found

Interior

• Cracked Dashboard
  • Description/Symptoms: Cracks appearing on the dashboard, particularly in areas exposed to sunlight.
  • Solution: Replace the dashboard or use a dashboard cover to conceal the cracks.
  • Estimated Cost to Fix: $200 - $800+ (replacement), $20 - $100 (cover)
  • Recalls: None Found

Summary

The 2006 Mitsubishi Montero Sport, while a capable SUV, has several common issues. Engine issues, particularly oil leaks and idle problems, are prevalent. Transmission problems, particularly with the 4-speed automatic, can also arise. Suspension wear, electrical problems, and rust are also common issues. The severity and cost of these repairs can vary, but addressing them promptly is essential for maintaining the vehicle’s reliability and safety.