Kia Optima: Check spark plugs and ignition system

Change to "winter weight" oil if necessary

In some climates it is recommended that a lower viscosity "winter weight" oil be used during cold weather. See section 8 for recommendations. If you aren't sure what weight oil y ...

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. ...

See also:

Temperature control
The temperature control knob allows you to control the temperature of the air flowing from the ventilation system. To change the air temperature in the passenger compartment, turn the knob to th ...

Vanity mirror lamp
Push the switch to turn the light on or off. : The lamp will turn on if this button is pressed. : The lamp will turn off if this button is pressed. CAUTION - Vanity mirror lamp (if equippe ...

Removal
1. Turn the ignition switch OFF and disconnect the battery negative (-) cable. 2. Disconnect the EWGA connector (A). 3. Remove the shaft ...