Kia Optima: Maintenance / Engine coolant

Kia Optima DL3 2019-2024 Owner's Manual / Maintenance / Engine coolant

The high-pressure cooling system has a reservoir filled with year round antifreeze coolant. The reservoir is filled at the factory.

Check the antifreeze protection and coolant level at least once a year: at the beginning of the winter season, and before traveling to a colder climate.

Checking the coolant level

Engine oil

Checking the engine oil level ■ THETA 2.4L - GDI 1. Be sure the vehicle is on level ground. 2. Start the engine and allow it to reach normal operating temperature. 3. Turn the engine off and w ...

Checking the coolant level

WARNING Removing radiator cap Never attempt to remove the radiator cap while the engine is operating or hot. Doing so might lead to cooling system and engine damage and could result in serious ...

Other information:

Kia Optima DL3 2019-2024 Owner's Manual: Exterior care

Exterior general caution It is very important to follow the label directions when using any chemical cleaner or polish. Read all warning and caution statements that appear on the label. Finish maintenance Washing To help protect your vehicle’s finish from rust and deterioration, wash it thor ...

Kia Optima DL3 2019-2024 Service and Repair Manual: Rear Shock Absorber

Components and components location Components Repair procedures Removal 1. Disconnect the (-) battery terminal. 2. Remove the rear wheel and tire. (Refer to Tires/Wheels - "Wheel") 3. Remove t ...