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September 9, 2026 Service campaign

Voluntary emissions service campaign: dealer parts and service manager memo (SC367)

Kia technical service bulletin SC367_DPSM for 2019-2020 Kia Optima.

Bulletin number
SC367_DPSM (SC367)
Component
Engine
Summary
VOLUNTARY EMISSIONS SERVICE CAMPAIGN: DEALER PARTS AND SERVICE MANAGER MEMO (SC367) - This document is the announcement to dealer Parts and Service managers advising that Kia is conducting an important Voluntary Emissions Service Campaign to improve the emissions software logic in the Electronic Control Module (ECM) to ensure compliance with emissions regulations for 2019-2020 MY Optima vehicles manufactured from May 21, 2018, through June 1, 2020, equipped with the 1.6L T-GDI engine.

Owners of these vehicles have filed 205 complaints in the engine category.

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