See also:

Recommended lubricants and capacities
To help achieve proper engine and powertrain performance and durability, use only lubricants of the proper quality. The correct lubricants also help promote engine efficiency that results in improv ...

Seats
Driver’s seat (1) Seat adjustment, forward / backward (2) Seatback recliner (3) Seat adjustment, height* (4) Seat heater switch* (5) Headrest adjustment Front passenger seat (6) Seat adjust ...

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 ...