2024 Infiniti QX80 Pre-Purchase Inspection Checklist
Known Issues — 2024 Infiniti QX80
MODERATE
New 3.5TT engine — first-year production; carbon buildup on intake valves expected as it accumulates
MODERATE
New 9-speed auto transmission — early reports of shudder on some units
MINOR
Infotainment software bugs on early 2024 production
MINOR
Air suspension calibration issues after software updates
MINOR
Rear seat reclining mechanism stiff on new units
What to Inspect
- New 3.5TT engine — listen for any abnormal noises at cold start
- 9-speed transmission shudder test from stop
- Infotainment software update status
- Air suspension function across all modes
- All new features and connectivity test
- Verify full Infiniti warranty coverage
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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