See also:

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

Shop manual
A Hyundai Shop Manual is available from your authorized Hyundai dealer. It's written for professional technicians, but is simple enough for most mechanically-inclined owners to understand. ...

General Checks
These are the regular checks you should perform when you drive your Hyundai or you fill the fuel tank. A list of these items will be found on page 6-4. ...