AI-generated · grounded in NHTSA data

Reliability & 5-year cost of ownership — 2002 Audi S6

Overall rating NHTSA-grounded

Below average

Estimated 5-year repair + maintenance cost: $12,000–$18,000

The 2002 Audi S6 has limited recall data, but owner complaints suggest several fuel system and powertrain issues. These contribute to potential costly repairs over time, ultimately leading to a below-average reliability rating.

Most-common failures

Part Typical mileage Cost range Frequency
fuel system80,000–120,000 miles$400–$1,000common
transmission100,000–140,000 miles$1,500–$3,500occasional
vehicle speed control90,000–130,000 miles$300–$800occasional

Scheduled maintenance to budget

Routine items every owner should plan for.

  • Oil change every 5,000 miles
  • Replace brake pads every 30,000 miles
  • Timing belt replacement at 90,000 miles
  • Coolant flush every 60,000 miles
  • Replace spark plugs every 40,000 miles

Warning signs to watch for

Symptoms that signal a major upcoming repair.

  • Fuel smell near vehicle
  • Transmission slipping
  • Unusual engine noises
  • Sudden loss of power
  • Frequent stalling

Generated by gpt-4o on 8/23/2026. Cost ranges are conservative estimates that account for typical regional variation.