AI-generated · grounded in NHTSA data

Reliability & 5-year cost of ownership — 1998 Cadillac Catera

Overall rating NHTSA-grounded

Below average

Estimated 5-year repair + maintenance cost: $7,000–$12,000

The 1998 Cadillac Catera has a below-average reliability rating due to frequent engine and cooling system issues, as reflected in high complaint counts. Electrical and brake issues also present concerns and may lead to costly repairs.

Most-common failures

Part Typical mileage Cost range Frequency
engine cooling60,000–90,000 miles$400–$1,200very common
suspension70,000–100,000 miles$300–$900common
electrical system50,000–80,000 miles$200–$600common

Scheduled maintenance to budget

Routine items every owner should plan for.

  • Oil and filter change
  • Brake fluid replacement
  • Transmission service
  • Timing belt replacement
  • Coolant flush
  • Suspension alignment
  • Air filter replacement

Warning signs to watch for

Symptoms that signal a major upcoming repair.

  • Overheating issues
  • Suspension noise
  • Electrical failures
  • Brake system warnings
  • Transmission slipping

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