See also:

Knowing your vehicle
Keys Remote keyless entry Theft-alarm system Immobilizer system Door locks Windows Seat Safety belts Air bags-supplemental restraint system Trunk Hood Fuel filler lid Mirrors Interior lig ...

Maintenance
Engine compartment Maintenance services Owner maintenance Explanation of scheduled maintenance items Engine oil Engine coolant Brake/clutch fluid Power steering fluid Washer fluid Parking bra ...

By the numbers
The Kia Optima is a five-seat mid-size segment passenger car that has an interior that the EPA will probably consider a full size interior. Longer, lower and wider than the vehicle it replaces, it ...