Kia Optima
Kia Optima

See also:
Engine cooling system
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 ...
Smart key
With a smart key, you can lock or unlock
a door (and tailgate) and even start the
engine without inserting the key.
The functions of the buttons on a smart
key are similar to the remote keyless
...
Transfer case (4WD)
Checking or changing transfer
case fluid
Have transfer case fluid checked or
changed by an Authorized Kia
Dealer according to the Maintenance
Schedule at the beginning of this
section.
Use only ...