Kia Optima: Specifications & Consumer information / Tires and wheels

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CAUTION When replacing tires, use the same size originally supplied with the vehicle. Using tires of a different size can damage the related parts or make them work irregularly. ✽ NOTICE It ...

Other information:

Kia Optima DL3 2019-2025 Owner's Manual: Driver's and passenger's front air bag

■ Driver’s front air bag ■ Driver’s knee air bag ■ Passenger’s front air bag Your vehicle is equipped with an Advanced Supplemental Restraint (Air Bag) System and lap/shoulder belts at both the driver and passenger seating position. The indication of the system's presence are ...

Kia Optima DL3 2019-2025 Service and Repair Manual: Heater Core

Repair procedures Replacement 1. Disconnect the negative (-) battery terminal. 2. Remove the heater and blower assembly. (Refer to Heater - "Heater Unit") 3. Loosen the mounting screws and remove the heater cor ...