2001 Mitsubishi Diamante

The 2001 Mitsubishi Diamante is a mid-size sedan known for its comfortable ride and spacious interior. It was offered with a 3.5L V6 engine producing around 205 horsepower and 231 lb-ft of torque. Some owners appreciate its smooth operation and reliability, while others find the fuel economy disappointing and the styling somewhat dated.

Engine

3.5L V6

• Oil Leaks
  • Description/Symptoms: Oil leaks are common, particularly from the valve cover gaskets, oil pan gasket, and rear main seal. Symptoms include visible oil drips under the car, burning oil smell, and low oil level.
  • Solution: Replace the leaking gaskets or seals.
  • Estimated Cost to Fix: $100 - $300+ depending on the location and mechanic labor rates.
  • Recalls: None Found
• Timing Belt Failure
  • Description/Symptoms: The timing belt is crucial for proper engine operation. If it breaks, it can cause severe engine damage. Symptoms include engine stalling, misfires, or a complete inability to start the engine.
  • Solution: Replace the timing belt, tensioner, and water pump. It’s often recommended to replace all these components together as preventative maintenance.
  • Estimated Cost to Fix: $400 - $800+
  • Recalls: None Found

Transmission

No Engine/Transmission Options were specified by the customer

• Transmission Slipping/Harsh Shifting
  • Description/Symptoms: The automatic transmission can develop issues such as slipping between gears, harsh or delayed shifting, and general erratic behavior.
  • Solution: Diagnose the specific issue. Possible fixes include replacing solenoids, valve body repair, or a complete transmission rebuild or replacement.
  • Estimated Cost to Fix: $200 - $3000+ depending on the severity of the issue and the chosen repair.
  • Recalls: None Found

Suspension

• Strut Mount Failure
  • Description/Symptoms: Worn or damaged strut mounts can cause clunking or knocking noises, especially when going over bumps or turning.
  • Solution: Replace the strut mounts. It’s often recommended to replace the struts themselves at the same time, as they may also be worn.
  • Estimated Cost to Fix: $200 - $600+
  • Recalls: None Found
• Worn Control Arm Bushings
  • Description/Symptoms: Worn control arm bushings can cause clunking noises, wandering steering, and poor handling.
  • Solution: Replace the control arm bushings or the entire control arm.
  • Estimated Cost to Fix: $150 - $500+ depending on whether just the bushings or the entire arm is replaced.
  • Recalls: None Found

Electrical

• Alternator Failure
  • Description/Symptoms: Dimming headlights, a dead battery, and a warning light on the dashboard are common symptoms of alternator failure.
  • Solution: Replace the alternator.
  • Estimated Cost to Fix: $200 - $400+
  • Recalls: None Found
• Power Window Motor Failure
  • Description/Symptoms: The power windows may stop working or become slow and erratic.
  • Solution: Replace the power window motor.
  • Estimated Cost to Fix: $150 - $300+ per window.
  • Recalls: None Found

Exterior

• Rust
  • Description/Symptoms: Rust can form on the undercarriage and around the wheel wells, especially in areas with high salt usage during winter.
  • Solution: Repair the rust by sanding and painting or replacing the rusted panel if the rust is too severe.
  • Estimated Cost to Fix: $100 - $1000+ depending on the severity and location of the rust.
  • Recalls: None Found

Interior

• Climate Control Issues
  • Description/Symptoms: Problems with the air conditioning or heating system, such as blowing only hot or cold air, or no air at all.
  • Solution: Diagnose and repair the specific issue, which could be a faulty compressor, blower motor, blend door actuator, or refrigerant leak.
  • Estimated Cost to Fix: $100 - $1000+ depending on the component that needs to be fixed.
  • Recalls: None Found

Summary The 2001 Mitsubishi Diamante can be a comfortable and reliable vehicle, but it’s important to be aware of the common issues. Engine oil leaks and timing belt maintenance are key preventative items to consider. Suspension components and electrical issues may also arise as the vehicle ages. The severity and cost of these issues vary, but being proactive with maintenance can help prevent major problems.