AI-generated · grounded in NHTSA data

Reliability & 5-year cost of ownership — 2006 Porsche Cayman

Overall rating NHTSA-grounded

Above average

Estimated 5-year repair + maintenance cost: $4,000–$8,000

The 2006 Porsche Cayman shows minimal issues based on available recall and complaint data, indicating an above-average reliability. The singular complaint involves engine cooling, suggesting infrequent issues.

Most-common failures

Part Typical mileage Cost range Frequency
engine cooling50,000–70,000 miles$500–$1,500rare

Scheduled maintenance to budget

Routine items every owner should plan for.

  • oil and filter change
  • coolant flush
  • brake fluid replacement
  • spark plug replacement
  • air filter change

Warning signs to watch for

Symptoms that signal a major upcoming repair.

  • overheating engine
  • coolant leaks
  • engine warning lights

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