See also:

Coolant
The coolant should be changed at the intervals specified in the maintenance schedule. ...

Tire rotation
Tires should be rotated every 7,500 miles (12,000 km). If you notice that tires are wearing unevenly between rotations, have the car checked by a Hyundai dealer so the cause may be corrected. ...

When to Replace Tires
The original tires on your car have tread wear indicators. The location of tread wear indicators is shown by the "TWI" or "" marks, etc., The tread wear indicators appear whe ...