See also:

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 ...

If the engine overheats
If your temperature gauge indicates overheating, you experience a loss of power, or hear loud pinging or knocking, the engine will probably be too hot. If this happens, you should: 1. Pull off th ...

Remote keyless entry
➀ Lock ( ) All doors are locked if the lock button is pressed. ➁ Unlock ( ) Two turn unlock mode The driver's door is unlocked if the unlock button is pressed once. All doors ...