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:

Inspection
1. Check the bushing for wear and deterioration. 2. Check the rear lower arm for deformation. 3. Check the coil spring and spring pad for deterior ...

Hazardous Driving Conditions
When hazardous driving conditions are encountered such as water, snow, ice, mud, sand, or similar hazards, follow these suggestions: Drive cautiously and allow extra distance for braking. Avoi ...

Replacement
1. Disconnect the negative (-) battery terminal. 2. Loosen the mounting bolts and then remove the under cover (A). 3. Disconnect the connector ...