Kia Optima: Maintenance / Engine coolant

Kia Optima DL3 2019-2025 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 2019-2025 Service and Repair Manual: Steering Gear Rack, Linkage and Boots

Repair procedures Inspection Steering Wheel Play Inspection 1. Turn the steering wheel so that the front wheels are facing straight ahead. 2. Measure the distance that the steering wheel can be turned without moving the fron ...

Kia Optima DL3 2019-2025 Owner's Manual: Coat hook

❈ This actual feature may differ from the illustration. To use the coat hook, pull down the upper portion of coat hook. CAUTION - Hanging clothing Do not hang heavy clothes, since they may damage the hook. WARNING Do not hang other objects such as hangers or hard objects except clothes. ...