AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2021 Mack ANTHEM (AN)
Overall rating NHTSA-grounded
Average
Estimated 5-year repair + maintenance cost: $18,000–$28,000
The 2021 Mack Anthem shows average reliability with recalls mainly involving safety components like seat belts and steering. A notable concern is the recall on electronic stability control, impacting handling at specific speeds. Complaints are minimal, with only one reported issue concerning the fuel system, demonstrating no widespread systemic defects.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| seat belt anchorages | 30,000–60,000 miles | $100–$300 | common |
| steering gear | 40,000–70,000 miles | $800–$1,500 | occasional |
| wheels | 50,000–80,000 miles | $150–$400 | occasional |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter changes
- Brake inspections
- Coolant system flush
- Transmission service
- Tire rotation and alignment
- Battery inspection and replacement
- Air filter replacement
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Unusual steering noise
- Stability control warnings
- Seat belt buckle issues
- Vibrations in the wheels
- Brake system alerts
Generated by gpt-4o on 8/24/2026. Cost ranges are conservative estimates that account for typical regional variation.