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 ...

Maintenance
Maintenance services Maintenance schedule Owner maintenance Engine compartment Engine oil Engine cooling system Brake fluid Drive belts Power steering Automatic transaxle Lubricants and flu ...