See also:

Brakes and clutch
Checking brake/clutch fluid level Check the fluid level in the reservoir periodically. The fluid level should be between MAX and MIN marks on the side of the reservoir. Before removing the res ...

ISG (Idle Stop & Go) available for three engines
In addition to using the latest technologies to enhance the efficiencies of each engine, Kia is offering its fuel-stretching ISG (Idle Stop & Go) system - which automatically switches off and ...

Impressive Warranty
Hyundai is Kia's corporate parent, so the Optima gets Hyundai's impressive warranty; it includes 10-year/100,000-mile powertrain protection and 5-year/60,000-mile roadside assistance. Kia is put ...