AI-generated · grounded in NHTSA data

Reliability & 5-year cost of ownership — 2021 Freightliner M2

Overall rating NHTSA-grounded

Average

Estimated 5-year repair + maintenance cost: $8,000–$15,000

The 2021 Freightliner M2 has some notable issues, including recalls related to windshield wiper and steering linkages. However, complaints are not excessive, suggesting average reliability with some expected maintenance needs.

Most-common failures

Part Typical mileage Cost range Frequency
windshield wipers30,000–50,000 miles$200–$400common
steering linkage40,000–70,000 miles$300–$700common
electrical system50,000–80,000 miles$150–$500occasional

Scheduled maintenance to budget

Routine items every owner should plan for.

  • Oil and filter changes
  • Brake inspection and servicing
  • Transmission fluid check
  • Tire rotation and replacement
  • Alignment check
  • Battery inspection
  • Cooling system service

Warning signs to watch for

Symptoms that signal a major upcoming repair.

  • Difficulty steering
  • Intermittent electrical issues
  • Unusual drag or play in steering
  • Wiper failure during rain
  • Engine performance issues

Generated by gpt-4o on 8/24/2026. Cost ranges are conservative estimates that account for typical regional variation.