Reliability & 5-year cost of ownership — 1999 Am General Hummer
NHTSA data on file today
The 1999 Am General Hummer has 4 NHTSA recall campaigns and 2 owner complaints on file as of . Recall data is refreshed daily from NHTSA.
Recall campaigns on file
- NHTSA #07E088000 OIL FILTER/OIL LEAK/POSSIBLE FIRE NHTSA notice
- NHTSA #01V336000 AM GENERAL/TURN SIGNAL SWITCH NHTSA notice
- NHTSA #00V005000 AM GENERAL/BRAKE LINE CHAFES NHTSA notice
- NHTSA #99V059000 AM GENERAL/MASTER BRAKE CYLINDER NHTSA notice
Most-cited components in owner complaints
- Engine and Engine Cooling 1 complaint
- Seats 1 complaint
Below average
Estimated 5-year repair + maintenance cost: $6,000–$10,000AI estimate — not from NHTSA data
The 1999 Am General HUMMER has limited data with only 2 owner complaints and 4 recalls. Recalls highlight concerns with exterior lighting, brakes, and equipment, suggesting possible reliability issues. Due to scant complaint data, predicting failure patterns is challenging, warranting a below-average reliability rating.
Most-common failures
| Part | Typical mileage (AI estimate) | Cost range (AI estimate) | Frequency |
|---|---|---|---|
| Brake lines | 80,000–120,000 miles | $200–$600 | occasional |
| Turn signal switch | 70,000–100,000 miles | $100–$300 | rare |
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 changes
- Brake fluid replacement
- Coolant flush and fill
- Transmission service
- Differential gear service
- Wheel alignment
- Tire rotation
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Brake fluid leaks
- Turn signal failure
- Engine overheating
Generated by gpt-4o on from the NHTSA recall campaigns and owner-complaint counts on file for the 1999 Am General Hummer at the time. The rating is an AI assessment; cost and mileage figures are AI estimates, not NHTSA data.