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 ...

IS BIGGER BETTER?
While we’d certainly argue that when it comes to cars bigger isn’t always better, the wider and longer Optima is now in line with its main competitors delivering added interior space. Rear sea ...

Tire pressure monitoring system (TPMS)
(1) TPMS malfunction indicator (2) Low tire pressure telltale Each tire, including the spare (if provided), should be checked monthly when cold and inflated to the inflation pressure recommende ...