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Service bulletins for the 2023 Kia EV6

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.

68 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
SC271_TSB2023-08-02. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. VOLUNTARY SERVICE CAMPAIGN: ICCU SOFTWARE UPGRADE OR ICCU ASSEMBLY AND FUSE REPLACEMENT (SC271) - This bulletin provides information to inspect the Integrated Charging Control Unit ("ICCU") in certain 2022-2023MY EV6 (CV) vehicles manufactured from November 17, 2021 through May 30, 2023. Depending on the results of the inspection, dealers are to either install an improved ICCU software logic or replace the ICCU and ICCU Fuse. The ICCU in the subject vehicle may get damaged due to an over-current condition in the high-voltage system. This condition may cause the illumination of the "Service Warning Light," "Check electric vehicle system", and/or "Stop vehicle and check power supply" warning messages, along with audible beeps, instructing the driver to stop the vehicle at a safe location.
SC271_QA2023-08-02. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. VOLUNTARY SERVICE CAMPAIGN: QUESTION AND ANSWER - This document is the Question and Answer Guide containing the most frequently asked questions regarding the Voluntary Service Campaign (SC271).
SC271_OWNR2023-08-02. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. VOLUNTARY SERVICE CAMPAIGN: OWNER NOTIFICATION - This document is the owner notification advising that Kia is conducting a Voluntary Service Campaign to inspect the Integrated Charging Control Unit ("ICCU") and install an improved software logic in certain 2022-2023 MY EV6 vehicles manufactured from November 17, 2021 through May 30, 2023. If necessary, the ICCU and ICCU fuse will be replaced.
SC271_DPSM2023-08-02. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. VOLUNTARY 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 Service Campaign to inspect the Integrated Charging Control Unit ("ICCU") and install an improved software logic in certain 2022-2023 MY EV6 vehicles manufactured from November 17, 2021 through May 30, 2023. If necessary, the ICCU and ICCU fuse will be replaced.
SC271_DP2023-08-02. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. VOLUNTARY SERVICE CAMPAIGN: DEALER PRINCIPAL MEMO - This document is the announcement to the dealer principals that Kia is conducting a Voluntary Service Campaign to inspect the Integrated Charging Control Unit ("ICCU") and install an improved software logic in certain 2022-2023 MY EV6 vehicles manufactured from November 17, 2021 through May 30, 2023. If necessary, the ICCU and ICCU fuse will be replaced.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.