2018 Genesis G90 Pre-Purchase Inspection Checklist
Known Issues — 2018 Genesis G90
MINOR
Infotainment navigation freezing
MODERATE
Sunroof drain clogging and water intrusion
MODERATE
3.3T intake valve carbon buildup
MINOR
V8 oil consumption at higher mileage
MODERATE
Rear air suspension sag overnight if air bag develops micro-leak
MINOR
Interior leather wear on armrests and seat bolsters
What to Inspect
- Rear air suspension overnight sag test
- 3.3T intake valve carbon
- Sunroof drains and water intrusion check
- V8 oil consumption
- All luxury comfort features
- Interior leather condition
Expected Maintenance Costs
| Service | Interval | Cost |
|---|---|---|
| Engine oil service | every 7,500 miles | $100-$160 |
| Major service (plugs, filters, fluids) | every 30,000 miles | $600-$1,000 |
| Transmission fluid | every 60,000 miles | $200-$350 |
| Air suspension service | as needed | $800-$2,500 |
| Brake pad/rotor replacement | every 30,000-50,000 miles | $500-$900 |
| Tire replacement | every 30,000-45,000 miles | $900-$1,400 |
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