See also:

Warranties for your Hyundai vehicle
Please consult your Owner's Handbook & Warranty Information booklet for your vehicle's specific warranty coverage. ...

Checking the engine oil
Engine oil is essential to the performance and service of the engine. It is suggested that you check the oil level at least once a week in normal use and more often if you are on a trip or driving ...

Valve clearance
Inspect excessive valve noise and/or engine vibration and adjust if necessary. An authorized HYUNDAI dealer should perform the operation. ...