See also:

Windshield defrosting and defogging
WARNING: - Windshield heating. Do not use the or position during cooling operation in extremely humid weather. The difference between the temperature of the outside air and that of the winds ...

Steering wheel
Power steering Power Steering uses energy from the engine to assist you in steering the vehicle. If the engine is off or if the power steering system becomes inoperative, the vehicle may still be ...

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 ...