AI-generated · grounded in NHTSA data

Reliability & 5-year cost of ownership — 1998 Mercury Sable

Overall rating NHTSA-grounded

Below average

Estimated 5-year repair + maintenance cost: $5,500–$9,500

The 1998 Mercury Sable is rated below-average mainly due to numerous complaints about vehicle speed control, brakes, and the powertrain. Recalls related to seat belt issues further affect its reliability. Maintenance costs are moderate, but some repairs can become expensive as the vehicle ages.

Most-common failures

Part Typical mileage Cost range Frequency
vehicle speed control50,000–80,000 miles$300–$600very common
brakes40,000–70,000 miles$400–$800common
powertrain80,000–110,000 miles$700–$1,500common
suspension90,000–120,000 miles$500–$1,000occasional
electrical system60,000–100,000 miles$200–$500occasional

Scheduled maintenance to budget

Routine items every owner should plan for.

  • oil and filter change
  • brake inspection and replacement
  • coolant system flush
  • transmission fluid change
  • spark plug replacement
  • tire rotation
  • belt and hose inspection

Warning signs to watch for

Symptoms that signal a major upcoming repair.

  • unresponsive speed control
  • squeaking or grinding brakes
  • shifting issues
  • suspension noise
  • dimming or flickering lights

Generated by gpt-4o on 8/19/2026. Cost ranges are conservative estimates that account for typical regional variation.