Kia Optima 2016–2020 — technical service bulletin
Bulletin SC205_DPSM · NHTSA communication 10217673 · issued Aug 2, 2022
Technical service bulletin
communication type
Engine and Engine Cooling
component
2016–2020
model years
5
vehicle entries
Official summary
VOLUNTARY EMISSIONS SERVICE CAMPAIGN: DEALER PARTS AND SERVICE MANAGER MEMO - This document is the announcement to the dealer Parts and Service Managers that Kia is conducting a Voluntary Emissions Service Campaign on 2016-2020 MY Kia Optima vehicles equipped with the 2.0L Turbo-GDI engine to update the emission related logic of the Engine Control Module "ECM" with an improved version to ensure compliance with emissions regulations.
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.