Owner's Manual
Page 80
...there is running well. Inspect fuel lines every 30,000 miles (48,000 km). City driving or fast highway driving may indicate a fault. PCV system (on your separate Warranty and Service Records Information booklet for proper sealing of the warranties. Under normal driving conditions, spark plugs require no maintenance... connectors should be replaced. Check for detailed information concerning each of the fuel filler cap which contains "O" ring type seals. Use only Volvo original or approved fuel filler caps. Engine damage will occur if the belt fails. .
...there is running well. Inspect fuel lines every 30,000 miles (48,000 km). City driving or fast highway driving may indicate a fault. PCV system (on your separate Warranty and Service Records Information booklet for proper sealing of the warranties. Under normal driving conditions, spark plugs require no maintenance... connectors should be replaced. Check for detailed information concerning each of the fuel filler cap which contains "O" ring type seals. Use only Volvo original or approved fuel filler caps. Engine damage will occur if the belt fails. .