Kia Optima DL3: Maintenance / Power Train

Repair procedures Inspection 1. Remove the air cleaner element. 2. Check if the air filter is excessively dirty.

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Kia Optima DL3 2019-2026 Service and Repair Manual: Walk-in Switch

Components and components location Component Location 1. Walk-in switch Repair procedures Removal    When prying with a flat-tip screwdriver or use a prying trim tool, wrap it with protective tape, and apply prote

Kia Optima DL3 2019-2026 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 core cover (A).

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