See also:

2011 Kia Optima Review
The previous generation Kia Optima was a vehicle struggling to keep up with the times, having emerged on the scene as a lackluster model masquerading as a value proposition, when in reality it was ...

Emission control system
The emission control system of your vehicle is covered by a written limited warranty. Please see the warranty information contained in the Warranty & Consumer Information Manual in your vehic ...

Smart key
With a smart key, you can lock or unlock a door (and tailgate) and even start the engine without inserting the key. The functions of the buttons on a smart key are similar to the remote keyless ...