Kia Optima: Chassis / Suspension Mounting Bolts

Suspension Ball Joints

Repair procedures Inspection 1. Visually check to be sure that there are no flaws and cracks that may cause injury. ...

Tire (pressure & tread wear)

Repair procedures Inspection 1. Check the tire pressure. Tire Pressure Tire Front Rear ...

Other information:

Kia Optima DL3 2019-2025 Service and Repair Manual: Blower Motor

Repair procedures Inspection 1. Connect the battery voltage and check the blower motor rotation. 2. If the blower motor does not operate well, substitute with a known-good blower motor and check for proper operation. ...

Kia Optima DL3 2019-2025 Owner's Manual: Instrument Cluster Control

Adjusting Instrument Cluster Illumination The brightness of the instrument panel illumination is changed by pressing the illumination control button (“+” or “-”) when the ignition switch or Engine Start/Stop button is ON, or the taillights are turned on. If you hold the illumina ...