See also:

Explanation of scheduled maintenance items
Engine oil and filter The engine oil and filter should be changed at the intervals specified in the maintenance schedule. If the car is being driven in severe conditions, more frequent oil and fi ...

Manual transaxle
Manual transaxle operation The manual transaxle has five forward gears. Press the clutch pedal down fully while shifting, then release it slowly. The gearshift lever must be returned to the ne ...

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 ...