See also:

Engine coolant
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 ...

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 ...

Exterior Excitement
The 2009 Kia Optima is presented with new front, side and rear styling cues, which build upon Kia's philosophy of creating dynamic vehicles that evoke passion. The fog lamps and lower front grille ...