See also:

Front Fog Light (If Installed)
NOTE: It is recommended that the front fog light bulb be replaced by an authorized Hyundai dealer. ...

To keep locks from freezing
To keep the locks from freezing, squirt an approved de-icer fluid or glycerine into the key opening. If a lock is covered with ice, squirt it with an approved de-icing fluid to remove the ice. If ...

Spark plugs
Make sure to install new spark plugs of the correct heat range. ...