52,500 miles (84,000 km) or 42 months
Hyundai Sonata / Sonata 2011 Owners Manual / Maintenance / Scheduled maintenance service / 52,500 miles (84,000 km) or 42 months
❑ Inspect air cleaner filter ❑ Inspect vacuum hose ❑ Replace engine oil and filter (52,500 miles (84,000 km) or 84 months)
See also:
Headrest
The driver's and front passenger's seats are equipped with a headrest for the
occupant's safety and comfort.
The headrest not only provides comfort for the driver and front passenger, ...
Changing the coolant
Have coolant changed by an authorized HYUNDAI dealer according to the Maintenance
Schedule at the beginning of this section.
CAUTION
Put a thick cloth or fabric around the radiator cap before refi ...
Exhaust Emission Control System
The Exhaust Emission Control System is a highly effective system which controls
exhaust emissions while maintaining good vehicle performace. ...


