Kia Optima

Kia Optima

Kia Optima

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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 ...

Modest Acceleration: A Tale of Two Transmissions?
In the case of the Forte five-door, the added practicality seems to come at the expense of performance. As with the uplevel Forte SX sedan, the SX hatchback comes only with the larger of the Forte ...

Engine cooling system
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 ...