AI-generated · grounded in NHTSA data

Reliability & 5-year cost of ownership — 2002 Cadillac Seville

Overall rating NHTSA-grounded

Below average

Estimated 5-year repair + maintenance cost: $5,000–$9,000

The 2002 Cadillac Seville has reliability challenges, including a notable issue with the fuel system. Multiple complaints about the suspension and steering suggest potential for costly repairs, reducing its cost-effectiveness and reliability.

Most-common failures

Part Typical mileage Cost range Frequency
suspension60,000–90,000 miles$500–$1,000very common
steering gear50,000–80,000 miles$400–$900common
electrical system70,000–100,000 miles$300–$850common
engine60,000–100,000 miles$1,000–$3,000occasional
fuel system70,000–100,000 miles$200–$800occasional

Scheduled maintenance to budget

Routine items every owner should plan for.

  • Oil and filter change
  • Tire rotation
  • Brake fluid replacement
  • Transmission fluid change
  • Spark plug replacement
  • Coolant flush
  • Air filter replacement

Warning signs to watch for

Symptoms that signal a major upcoming repair.

  • Uneven steering response
  • Unusual suspension noises
  • Check engine light
  • Fuel smell or leaks
  • Electrical system failures

Generated by gpt-4o on 6/18/2026. Cost ranges are conservative estimates that account for typical regional variation.