Rear differential (4WD)

Checking or changing rear differential fluid
Have rear differential fluid checked or changed by an Authorized Kia Dealer according to the Maintenance Schedule at the beginning of this section.

Use only the specified rear differential fluid. (Refer to "Recommended lubricants and capacities" in section 8.)

    See also:

    DRIVER-ORIENTED INTERIOR DESIGN
    With the 2011 Optima, Kia has made big strides forward in the use of cabin materials, while interior layout and design are also strong points. Much like how the exterior conveys a dramatic message ...

    Interior features
    Cup holder Cups or small beverage cans may be placed in the cup holders. WARNING - Hot liquids • Do not place uncovered cups of hot liquid in the cup holder while the vehicle is in motion. I ...

    How to use this manual
    We want to help you get the greatest possible driving pleasure from your vehicle. Your Owner’s Manual can assist you in many ways. We strongly recommend that you read the entire manual. In order ...