2015 Mitsubishi Montero

The 2015 Mitsubishi Montero, also known as the Pajero in some markets, is a full-size SUV known for its off-road capabilities and spacious interior. It typically features a 3.8L V6 gasoline engine producing around 250 horsepower and 243 lb-ft of torque, paired with a 5-speed automatic transmission. While lauded for its ruggedness and reliability, some owners have reported certain recurring issues. Some like the vehicle for its off-road capabilities and reliability, while others dislike it for its fuel economy and somewhat dated interior.

Engine

3.8L V6

• Timing Chain Tensioner Failure
  • Description/Symptoms: Rattling noise upon startup, especially when cold. Can eventually lead to engine misfires and reduced performance.
  • Solution: Replacement of the timing chain tensioner. In some cases, the entire timing chain kit may need replacement.
  • Estimated Cost to Fix: $800 - $1500+
  • Recalls: None Found
• Oxygen Sensor Failure
  • Description/Symptoms: Check engine light, decreased fuel economy, rough idling, and potential catalytic converter damage.
  • Solution: Replacement of the faulty oxygen sensor.
  • Estimated Cost to Fix: $150 - $400+
  • Recalls: None Found

Transmission

5-Speed Automatic

• Torque Converter Issues
  • Description/Symptoms: Shuddering or vibration during acceleration, especially at lower speeds. Difficulty shifting gears.
  • Solution: Replacement or rebuild of the torque converter. In some cases, transmission replacement may be necessary.
  • Estimated Cost to Fix: $500 - $3000+
  • Recalls: None Found
• Slipping Between Gears
  • Description/Symptoms: The transmission hesitates or fails to engage the next gear, particularly during acceleration.
  • Solution: A transmission flush and fluid replacement can sometimes resolve minor slipping. However, more severe cases might require a transmission rebuild or replacement.
  • Estimated Cost to Fix: $200 - $3000+
  • Recalls: None Found

Suspension

• Rear Air Suspension Failure (If Equipped)
  • Description/Symptoms: Sagging rear end, compressor not engaging, rough ride.
  • Solution: Replacement of the air springs, compressor, or related components. Conversion to a traditional coil spring suspension.
  • Estimated Cost to Fix: $500 - $2000+
  • Recalls: None Found
• Worn Suspension Bushings
  • Description/Symptoms: Clunking or rattling noises from the suspension, especially when going over bumps. Loose steering.
  • Solution: Replacement of the worn bushings.
  • Estimated Cost to Fix: $200 - $800+
  • Recalls: None Found

Electrical

• Central Door Locking System Malfunctions
  • Description/Symptoms: One or more doors failing to lock or unlock with the remote or interior switch.
  • Solution: Diagnosis and repair of the faulty door lock actuator or wiring.
  • Estimated Cost to Fix: $150 - $500+
  • Recalls: None Found
• Power Window Motor Failure
  • Description/Symptoms: Window failing to go up or down, or moving very slowly.
  • Solution: Replacement of the power window motor.
  • Estimated Cost to Fix: $200 - $500+
  • Recalls: None Found

Exterior

• Rust on Undercarriage
  • Description/Symptoms: Rust formation on the frame, suspension components, and exhaust system, especially in regions with harsh winters.
  • Solution: Rust removal, treatment, and application of protective coatings. Replacement of severely corroded parts.
  • Estimated Cost to Fix: $100 - $2000+
  • Recalls: None Found

Interior

• Air Conditioning Compressor Failure
  • Description/Symptoms: Warm air blowing from the vents, unusual noises from the compressor.
  • Solution: Replacement of the air conditioning compressor.
  • Estimated Cost to Fix: $500 - $1200+
  • Recalls: None Found

Summary

The 2015 Mitsubishi Montero can suffer from a range of issues, with the engine and transmission potentially requiring significant repairs. Timing chain tensioner failure and torque converter issues are notable concerns. Suspension issues, especially for models with air suspension, are also common. Electrical problems can arise with door locking and windows. Rust is a potential concern for vehicles exposed to harsh environments. While some issues are relatively minor, others can be costly to repair, so a thorough inspection is recommended before purchasing a used model.