Service bulletin TSB_ENG223

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)
Type	Service bulletin
NHTSA id	10185032
Published by NHTSA	2021-01-06
Manufacturer's number	TSB_ENG223
Manufacturer's date	2020-12-23
NHTSA component	EQUIPMENT; ENGINE AND ENGINE COOLING

NHTSA's summary

TECHNICAL SERVICE BULLETIN: SERVICE ACTION: ENGINE LOT INSPECTION AND SUB-ENGINE & TURBOCHARGER REPLACEMENT (SA458) - This bulletin provides information to inspect the engine Lot Number and if necessary, replace the sub-engine assembly and turbocharger on some 2021MY Stinger (CK) vehicles equipped with Theta 2.0L T-GDI engine, produced from October 14, 2020 through October 17, 2020, which may exhibit reduced engine performance with loud noise and/or MIL ‘ON’ with DTC P029900 due to poor oil flow to the turbo charger.

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

Engine, Equipment and accessories

Trouble codes named

P0299

Vehicles listed
KIA STINGER	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
2024146	2024-03-04. Engine
24V169000	2024-03-01. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER:HOSES/PLUMBING

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_ENG222_R8	2025-04-18. 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_R7	2025-03-04. 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.
SC279_OWNR	2024-01-06. 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_TSB	2024-01-06. 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_QA	2024-01-06. 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_POC	2024-01-06. Service bulletin. SC279_POC: PROOF OF CORRECTION CARD
SC279_STKR	2024-01-06. Service bulletin. SC279_STKR: VOLUNTARY EMISSIONS SERVICE CAMPAIGN COMPLETION STICKER
SC279_DPSM	2024-01-06. Service bulletin. 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 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_DP	2024-01-06. Service bulletin. 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.
TSB_ELE303	2023-09-06. Service bulletin. TECHNICAL SERVICE BULLETIN: AVN 5.0 WIDE NON-RESPONSIVE RADIO ICON (AM, FM, SXM) - This bulletin provides information to update the software on 5th Generation AVN wide on certain 2020-2023MY Kia vehicles 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. Follow the procedure outlined in this publication to update the software on 5th Generation AVN wide units using the applicable USB Flash Drive A or B for the applicable vehicle.