See also:

Fuel requirements
Gasoline engine (unleaded) Your new Kia vehicle is designed to use only unleaded fuel with a minimum Octane Rating of 87 Anti- Knock Index (AKI). NOTICE NEVER USE LEADED FUEL. The use of leaded ...

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 ...

Special driving conditions
Hazardous driving conditions When hazardous driving conditions are encountered such as water, snow, ice, mud, sand, or similar hazards, follow these suggestions: • Drive cautiously and allow ex ...