Reliability & 5-year cost of ownership — 2003 Am General Hummer
NHTSA data on file today
try.vin couldn't confirm NHTSA's recall list for the 2003 Am General Hummer, so this page doesn't state a recall count — check the VIN at nhtsa.gov/recalls for current campaigns. 12 owner complaints are on file.
Most-cited components in owner complaints
- Electrical System 3 complaints
- Visibility/Wiper 3 complaints
- Service Brakes 2 complaints
- Child Seat 1 complaint
- Power Train 1 complaint
- Service Brakes, Hydraulic 1 complaint
Of the 12 complaints on file, 1 reports a crash and 1 a fire; across all 12 complaints, owners report 1 injury (owner-reported, not verified by NHTSA).
Average
Estimated 5-year repair + maintenance cost: $5,000–$8,000AI estimate — not from NHTSA data
The 2003 Am General HUMMER presents average reliability with a moderate number of complaints about the electrical and brake systems. There are no significant known recall issues impacting this model, but keep an eye on common wear areas.
Most-common failures
| Part | Typical mileage (AI estimate) | Cost range (AI estimate) | Frequency |
|---|---|---|---|
| electrical system | 70,000–100,000 miles | $200–$600 | common |
| service brakes | 60,000–90,000 miles | $150–$450 | common |
| wipers | 50,000–80,000 miles | $50–$200 | occasional |
AI estimate — not from NHTSA data: the mileage bands and repair-cost ranges above. Get a written repair quote before you budget.
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter change every 5,000 miles
- Brake fluid replacement every 30,000 miles
- Tire rotation every 10,000 miles
- Replace air filter every 15,000 miles
- Transmission fluid change every 60,000 miles
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Flickering dashboard lights
- Brake pedal feels spongy
- Irregular wiper operation
- Grinding noise when braking
Generated by gpt-4o on from the NHTSA recall campaigns and owner-complaint counts on file for the 2003 Am General Hummer at the time. The rating is an AI assessment; cost and mileage figures are AI estimates, not NHTSA data.