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Service bulletin SC279_DP

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10247631
Published by NHTSA2024-01-06
Manufacturer's numberSC279_DP
Manufacturer's date2023-12-18
NHTSA componentELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING

NHTSA's summary

VOLUNTARY EMISSIONS SERVICE CAMPAIGN: DEALER PRINCIPAL MEMO - This document is the announcement to the dealer principals that Kia is conducting a Voluntary Emissions Service Campaign on certain 2018-2021 MY Kia Stinger vehicles equipped with 2.0L Turbo GDI engines manufactured from September 29, 2017 to January 20, 2021 to improve the emissions logic in the Electronic Control Module (ECM) to ensure compliance with emissions regulations. This condition may cause the vehicle to release air pollutants that exceed Federal and California standards.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Engine

Vehicles listed
KIA STINGER2018, 2019, 2020, 2021

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
20241462024-03-04. Engine
24V1690002024-03-01. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER:HOSES/PLUMBING
21V8620002021-11-05. ELECTRICAL SYSTEM:INSTRUMENT PANEL:FUEL GAUGE
20185982018-10-30. Electrical
18V7540002018-10-25. ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
TSB_ELE4222026-06-03. Service bulletin. TECHNICAL SERVICE BULLETIN: INFOTAINMENT SYSTEM SOFTWARE UPDATE USING UPDATE.KIA.COM - This bulletin provides information and service procedures for updating the infotainment systems on applicable Kia vehicles using the Kia Navigation Updater available at update.kia.com. The software update may improve system performance, enhance existing features, and apply the latest operating software for supported vehicles (2021-2026MY All Models).
TSB_ELE4172026-05-01. Service bulletin. TECHNICAL SERVICE BULLETIN: INFOTAINMENT SOFTWARE UPDATE PROCEDURE - This bulletin provides information on the process for downloading infotainment software updates and preparing USB for installation on applicable Kia vehicles. The software downloads and USB preparation process is similar across all supported platforms; however, in‑vehicle installation procedures vary by head unit type.
TSB_ENG222_R82025-04-18. Service bulletin. TECHNICAL SERVICE BULLETIN: EXCESSIVE OIL CONSUMPTION NU/GAMMA/THETA/KAPPA ENGINES - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides information on diagnosing and/or repairing some 2011-2024MY vehicles (refer to the table on pages 9 and 10 for applicable models and engine), which may exhibit a symptom of excessive oil consumption.
TSB_ENG222_R72025-03-04. Service bulletin. TECHNICAL SERVICE BULLETIN: EXCESSIVE OIL CONSUMPTION NU/GAMMA/THETA/KAPPA ENGINES - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides information on diagnosing and/or repairing some 2011-2024MY vehicles (refer to the tables on pages 8-9 for applicable models and engine), which may exhibit a symptom of excessive oil consumption.
TSB_ELE303_R22024-03-02. Service bulletin. TECHNICAL SERVICE BULLETIN: AVN 5.0 WIDE NON-RESPONSIVE RADIO ICON (AM, FM, SXM) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides information to update the software on 5th Generation AVN wide on certain 2020-2024MY Kia vehicles (refer to model list on page 3) to remedy a 'non-responsive' or 'inoperative' radio (FM, AM, SXM, etc. ) concern. The affected AVN unit on the vehicles may not respond when pressing the 'RADIO' hard key/button on the AVN unit or when selecting the 'RADIO' icon on the AVN menu screen.
SC279_OWNR2024-01-06. Service bulletin. VOLUNTARY EMISSIONS SERVICE CAMPAIGN: OWNER NOTIFICATION - This document is the owner notification advising that Kia is conducting a Voluntary Emissions Service Campaign on certain 2018-2021 MY Kia Stinger vehicles equipped with 2.0L Turbo GDI engines manufactured from September 29, 2017 to January 20, 2021 to improve the emissions logic in the Electronic Control Module (ECM) to ensure compliance with emissions regulations. This condition may cause the vehicle to release air pollutants that exceed Federal and California standards.
SC279_TSB2024-01-06. Service bulletin. VOLUNTARY EMISSIONS SERVICE CAMPAIGN: THETA 2.0L T-GDI ECM SOFTWARE LOGIC IMPROVEMENT (SC279) - This bulletin provides information to upgrade the software logic of the engine control module (ECM) with an improved version on 2018-2021MY Stinger (CK) vehicles equipped with a Theta 2.0L T-GDI ULEV engine manufactured from September 29, 2017 through January 20, 2021. The subject vehicles may have engine calibrations that were not optimized for emissions standards under certain specific conditions, which may cause the vehicle to release air pollutants which exceed Federal and California standards (such as NMOG (Non-Methane Organic Gas) and CO (Carbon Monoxide) during IUVP (In-Use Verification Program). To ensure compliance with emissions regulations, apply the improved logic to the ‘ENGINE’ system using the KDS ECU Upgrade function as described in this bulletin.
SC279_QA2024-01-06. Service bulletin. VOLUNTARY EMISSIONS SERVICE CAMPAIGN: QUESTION AND ANSWER - This document is the Question and Answer Guide containing the most frequently asked questions regarding the Voluntary Emissions Service Campaign (SC279).
SC279_POC2024-01-06. Service bulletin. SC279_POC: PROOF OF CORRECTION CARD
SC279_STKR2024-01-06. Service bulletin. SC279_STKR: VOLUNTARY EMISSIONS SERVICE CAMPAIGN COMPLETION STICKER