2020 Infiniti QX80 Pre-Purchase Inspection Checklist
Known Issues — 2020 Infiniti QX80
MODERATE
VK56 timing chain rattle persists on this aged platform
MODERATE
Air suspension compressor and sensor failures
MINOR
Power running board motor failure
MINOR
Infotainment system outdated and lacks wireless connectivity
MODERATE
Fuel pump failure on high-mileage units
MINOR
Rear hvac control module failure causing incorrect temperature
What to Inspect
- Cold start timing chain rattle check
- Air suspension function
- Power running boards
- Fuel pump behavior under load
- All luxury comfort features
- Rear HVAC function
Expected Maintenance Costs
| Service | Interval | Cost |
|---|---|---|
| Engine oil service | every 5,000 miles | $120-$180 |
| 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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