AI-generated · grounded in NHTSA data

Reliability & 5-year cost of ownership — 2021 Dodge CHALLENGER(FRONT SEAT)

Overall rating NHTSA-grounded

Average

Estimated 5-year repair + maintenance cost: $8,000–$12,000

The 2021 Dodge Challenger shows moderate reliability, with typical American muscle car concerns such as transmission and engine issues. Complaints mostly revolve around drivetrain and electrical systems, making its upkeep average.

Most-common failures

Part Typical mileage Cost range Frequency
transmission40,000–70,000 miles$1,500–$4,000common
engine50,000–80,000 miles$2,000–$5,500common
electrical system40,000–60,000 miles$300–$1,200occasional

Scheduled maintenance to budget

Routine items every owner should plan for.

  • oil change every 5,000 miles
  • brake inspection annually
  • transmission fluid change every 60,000 miles
  • spark plug replacement at 100,000 miles
  • tire rotation every 6,000 miles

Warning signs to watch for

Symptoms that signal a major upcoming repair.

  • clunking noise during shifts
  • engine knocking or pinging
  • intermittent electrical failures
  • warning lights on dashboard
  • sudden loss of power

Generated by gpt-4o on 8/20/2026. Cost ranges are conservative estimates that account for typical regional variation.