See also:

By the numbers
The Kia Optima is a five-seat mid-size segment passenger car that has an interior that the EPA will probably consider a full size interior. Longer, lower and wider than the vehicle it replaces, it ...

Hood
Opening the hood 1. Pull the release lever to unlatch the hood. The hood should pop open slightly. 2. Go to the front of the vehicle, raise the hood slightly, pull the secondary latch (1) in ...

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 ...