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 2019-2021 Owner's Manual: Tire sidewall labeling

This information identifies and describes the fundamental characteristics of the tire and also provides the tire identification number (TIN) for safety standard certification. The TIN can be used to identify the tire in case of a recall. 1. Manufacturer or brand name Manufacturer or Brand na ...

Kia Optima DL3 2019-2021 Service and Repair Manual: Engine Oil and Filter

Repair procedures Inspection 1. Check the engine oil quality. Check the oil deterioration, entry of water, discoloring of thinning. If the quality is visibly poor, replace the oil. 2. Check the engine oil level. After engine warm up ...