See also:

Maintenance
Maintenance services Maintenance schedule Explanation of scheduled maintenance items Owner maintenance Engine compartment Engine oil and oil filter Engine cooling system Brakes and clutch Park ...

Warranty
The basic after-sale protection that comes with the typical sedan isn't quite as generous as the Kia Rio's. ...

Interior Refinement
The style makeover continues into the Optima's cabin with expanded electronics melded with refreshed fascia patterns and color schemes. Based on a new platform, the standard audio system features ...