AI-generated · grounded in NHTSA data

Reliability & 5-year cost of ownership — 2002 Gmc T-Series

Overall rating NHTSA-grounded

Average

Estimated 5-year repair + maintenance cost: $4,500–$7,000

The 2002 GMC T Series exhibits a limited number of complaints, primarily concerning equipment. Its recall history suggests average reliability compared with peers.

Most-common failures

Part Typical mileage Cost range Frequency
equipment system80,000–120,000 miles$150–$300occasional

Scheduled maintenance to budget

Routine items every owner should plan for.

  • Oil and filter change every 5,000 miles
  • Brake fluid replacement every 20,000 miles
  • Coolant flush every 30,000 miles
  • Transmission service at 60,000 miles

Warning signs to watch for

Symptoms that signal a major upcoming repair.

  • Unusual vibrations indicating equipment issues
  • Irregular engine noise suggests deeper mechanical problems
  • Fluid leaks under the vehicle signaling potential failures

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