There was a reddit thread from volvo tech who was speaking about what to change when even when volvo says you dont need to do this. Search for it.
For my S60 i would go like this:
Recommended Maintenance Intervals
For my S60 i would go like this:
Recommended Maintenance Intervals
- Annually or every 15,000 km: Engine oil and oil filter
- Every 2 years: Brake fluid
- Annually: Cabin air filter
- Every 30,000–40,000 km: Inspect engine air filter
- Every 60,000 km: Change automatic transmission fluid
- Every 60,000 km: AWD coupling oil (AOC/Haldex coupling)
- Every 60,000 km: Angle gear oil
- Every 60,000 km: Rear differential oil
- Every 8–10 years: Replace coolant
- Every 2–3 years: Air conditioning service and leak inspection**.**
Volvo S60 B5 AWD Ultimate dark MY23:
- Rear window/Trunk lid spoiler
- 85% tinted rear windows from the B-pillar, third brake light
- chrome grille slats wrapped in black
- Blacked-out Volvo badge on the trunk
- “S60”, “B5”, and “AWD” badges already removed

