Kia Optima

Kia Optima

Kia Optima

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Door locks
Operating door locks from outside the vehicle • Turn the key toward rear of vehicle to unlock and toward front of vehicle to lock. • If you lock the driver’s door with a key, all vehicle ...

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 ...

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 ...