See also:

Keys
The key code number is stamped on the plate attached to the key set. Should you lose your keys, this number will enable an authorized Kia dealer to duplicate the keys easily. Remove the plate an ...

Interior features
Cigarette lighter (if equipped) For the cigarette lighter to work, the ignition switch must be in the ACC or ON position. To use the cigarette lighter, push it all the way into its socket. When ...

Roomy New Interior
However, the Optima's quiet new interior is more upscale and will accommodate four tall adults, or five in a pinch. Front seats are supportive, and the rear-seat area is impressively roomy—alt ...