22,500 miles (36,000 km) or 18 months

❑ Inspect air cleaner filter ❑ Inspect vacuum hose ❑ Replace engine oil and filter (22,500 miles (36,000 km) or 36 months)

    See also:

    ODOMETER/TRIP ODOMETER (Without Trip Computer)
    1. Odometer The odometer records the total driving distance in miles, and is useful for keeping a record for maintenance intervals. NOTE: Federal law forbids alteration of the odometer of any v ...

    SAFETY
    The 2011 Sonata has been named a Top Safety Pick by the Insurance Institute for Highway Safety. To earn this safety nod, a car must receive the top score of Good in front-, side-impact, rear and r ...

    Air Cleaner Filter
    A Genuine Hyundai air cleaner filter is recommended when the filter is replaced. ...