Kia Optima

Kia Optima

Kia Optima

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Rear differential (4WD)
Checking or changing rear differential fluid Have rear differential fluid checked or changed by an Authorized Kia Dealer according to the Maintenance Schedule at the beginning of this section. ...

Cruise control system
1. Cruise indicator 2. Cruise set indicator The cruise control system allows you to program the vehicle to maintain a constant speed without pressing the accelerator pedal. This system is desi ...

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 ...