Kia Optima (2011)

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    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 ...

    Cruise control system
    The cruise control system allows you to program the vehicle to maintain a constant speed without resting your foot on the accelerator pedal. With cruise control, you can set and automatically mai ...

    Door locks
    Operating door locks from outside the vehicle • Turn the key toward rear of vehicle to unlock and toward front of vehicle to lock. • Turn the key toward front of vehicle to lock all doors. ...