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 Service and Repair Manual: Exhaust Emission Control System

Description and operation Description Exhaust emissions (CO, HC, NOx) are controlled by a combination of engine modifications and the addition of special control components. Modifications to the combustion chamber, intake manifold, camshaft and ignition system form the basic cont ...

Kia Optima DL3 2019-2025 Service and Repair Manual: Climate Control Air Filter

Repair procedures Cleaning 1. Remove the climate control air filter. 2. Check that the climate control air filter is not excessively dirty.    If t ...