Kia Optima: Use approved window washer 
anti-freeze in system - Winter driving - Driving your vehicle - Kia Optima TF 2011-2020 Owners ManualKia Optima: Use approved window washer anti-freeze in system

To keep the water in the window washer system from freezing, add an approved window washer anti-freeze solution in accordance with instructions on the container. Window washer anti-freeze is available from an authorized Kia dealer and most auto parts outlets. Do not use engine coolant or other types of antifreeze as these may damage the paint finish.

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. ...

Don't let your parking brake freeze
Under some conditions your parking brake can freeze in the engaged position. This is most likely to happen when there is an accumulation of snow or ice around or near the rear brakes or if the ...

See also:

Installation
1. Install the heater control module. ...

Removal
1. Disconnect the negative (-) battery terminal. 2. Remove the auto light sensor (A) from crash pad upper side by using screw (-) driver. ...

Trip computer
The trip computer is a microcomputercontrolled driver information system that displays information related to driving on the display when the ignition switch is in the ON position. All stored dr ...

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