AI-generated · grounded in NHTSA data

Reliability & 5-year cost of ownership — 2021 Mitsubishi Outlander Sport

Overall rating NHTSA-grounded

Average

Estimated 5-year repair + maintenance cost: $6,000–$10,000

The 2021 Mitsubishi Outlander Sport has an average reliability rating. A significant recall affects the transmission control software, potentially leading to engine stalls. Complaints focus on electrical systems and engine issues, but occurrences are relatively low. Overall, this vehicle displays typical reliability for its class.

Most-common failures

Part Typical mileage Cost range Frequency
transmission30,000–50,000 miles$800–$2,000common
electrical system20,000–40,000 miles$150–$600common
engine50,000–70,000 miles$500–$1,500occasional

Scheduled maintenance to budget

Routine items every owner should plan for.

  • Oil and filter changes
  • Brake pad replacement
  • Transmission fluid change
  • Coolant flush
  • Air filter replacement
  • Wheel alignment
  • Tire rotation

Warning signs to watch for

Symptoms that signal a major upcoming repair.

  • Transmission slipping
  • Frequent engine stalling
  • Unresponsive electrical components
  • Unusual engine noises
  • Degraded fuel economy

Generated by gpt-4o on 6/14/2026. Cost ranges are conservative estimates that account for typical regional variation.