2021 Volvo S90 Pre-Purchase Inspection Checklist
Known Issues — 2021 Volvo S90
MODERATE
T6 turbo oil return line seeping
MODERATE
T8 PHEV battery degradation
MODERATE
Sensus infotainment freeze or slow response
MINOR
48V mild hybrid fault codes
MINOR
Air suspension compressor noise cold start
MINOR
Panoramic sunroof wind buffeting at speed
What to Inspect
- Check T6 turbo return line for seepage
- On T8 — test EV range
- Test Sensus infotainment stability
- Check 48V mild hybrid fault codes
- Test air suspension in all modes
- Test panoramic sunroof at highway speed
Expected Maintenance Costs
| Service | Interval | Cost |
|---|---|---|
| Oil change (synthetic) | every 10,000 miles | $120-$160 |
| Spark plugs | every 45,000 miles | $200-$320 |
| Brake fluid flush | every 2 years | $100-$150 |
| Transmission fluid service | every 50,000 miles | $250-$380 |
| T8 PHEV battery inspection | every 40,000 miles | $150-$300 |
| Air suspension service | every 50,000 miles | $200-$400 |
| Coolant flush | every 50,000 miles | $130-$200 |
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