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 ...

Wipers and washers
Windshield wiper/washer Rear window wiper/washer (if equipped) A : Wiper speed control · MIST – Single wipe · OFF – Off · INT – Intermittent wipe · LO – Low wiper speed · HI †...

Engine cooling system
The high-pressure cooling system has a reservoir filled with year-round antifreeze coolant. The reservoir is filled at the factory. Check the antifreeze protection and coolant level at least once ...