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 refilling the coolant in order to prevent the coolant from overflowing into engine parts such as generator.
WARNING - Coolant
• Do not use radiator coolant or antifreeze in the washer fluid reservoir.
• Radiator coolant can severely obscure visibility when sprayed on the windshield and may cause loss of vehicle control or damage to paint and body trim.
See also:
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 ...
Safety
The Hyundai Sonata is one of only two cars on the market to have received
both a Top Safety Pick designation from the Insurance Institute for Highway
Safety and a five-star overall safety rating f ...
Theft-alarm stage
The alarm will be activated if any of the following occurs while the system is
armed.
• A door is opened without using the transmitter (or smart key or mechanical
key).
• The trunk is opened wit ...


