2025 Infiniti QX80 Pre-Purchase Inspection Checklist
Known Issues — 2025 Infiniti QX80
MODERATE
Carbon buildup building on direct-injection 3.5TT intake valves
MODERATE
9-speed auto transmission shudder on some production units
MINOR
Early production software calibration pending updates
MINOR
Air suspension calibration drift on some units
What to Inspect
- 9-speed transmission shudder from stop
- Confirm all OTA updates installed
- Air suspension all heights
- All new technology features
- Inspect for transport damage
- Verify full factory warranty
Expected Maintenance Costs
| Service | Interval | Cost |
|---|---|---|
| Engine oil service | every 5,000 miles | $100-$160 |
| Major service (plugs, filters, fluids) | every 30,000 miles | $600-$1,000 |
| Transfer case and differential fluids | every 30,000 miles | $300-$500 |
| Air suspension service | as needed | $800-$2,000 |
| Brake pad/rotor replacement | every 30,000-50,000 miles | $500-$900 |
| Tire replacement | every 40,000-55,000 miles | $900-$1,400 |
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