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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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Bulletins, newest first
TSB_ELE303_R32024-11-20. Service bulletin. ELECTRICAL SYSTEM. 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 8) 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.
TSB_GEN099_R22024-09-17. Service bulletin. WHEELS. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: TIRE MOBILITY KIT INSPECTION & REPLACEMENT/REPAIR (SA556) - 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 inspect, and if necessary, replace the Tire Mobility Kit (TMK) sealant can or sealant can cap on certain 2023-2024MY Kia vehicles listed on page 7. Lower ambient temperatures can create a vacuum effect inside the TMK sealant can, causing the sealant can cap to open, resulting in the tire sealant leaking.
SC311_TSB2024-06-12. Service campaign. ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM. TECHNICAL SERVICE BULLETIN: VOLUNTARY SERVICE CAMPAIGN: VCMC SOFTWARE LOGIC IMPROVEMENT (SC311) - This bulletin provides information to upgrade the software on the Vehicle Charge Management System (VCMS) in certain 2022-2024MY EV6, EV6 GT (CV) vehicles produced from November 17, 2021 through December 27, 2023. While charging using a 240-V AC (“Level 2”) charger, the subject vehicles may experience an interrupted charging session or a lower charging speed due to a degraded electrical connection from exposure to a damaged charging cable connector.
SC311_OWNR2024-06-06. Service campaign. FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. VOLUNTARY SERVICE CAMPAIGN: OWNER NOTIFICATION (SC311) - This document is the owner notification advising that Kia is conducting a Voluntary Service Campaign to update the Vehicle Charge Management System (VCMS) Electronic Control Unit (ECU) with improved software in certain 2022-2024 MY EV6 vehicles. Our records indicate that you own or lease one of the potentially affected vehicles.
TSB_TRA046_R42024-06-04. Service bulletin. POWER TRAIN. This bulletin provides information relating to the correct transmission fluid type and fill quantity requirement for each Kia model. A flush is required ONLY when a transmission is replaced.
SC311_QA2024-05-29. Service campaign. FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. 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 SC311.
SC311_DPSM2024-05-29. Service campaign. ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM. VOLUNTARY SERVICE CAMPAIGN: DEALER PARTS AND SERVICE MANAGER MEMO (SC311) - This document is the announcement to the dealer Parts and Service Managers that Kia is conducting a Voluntary Service Campaign to update the Vehicle Charge Management System (VCMS) Electronic Control Unit (ECU) on certain 2022-2024 MY EV6 vehicles, manufactured from November 17, 2021 through December 27, 2023.
SC311_DP2024-05-29. Service campaign. FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. VOLUNTARY SERVICE CAMPAIGN: DEALER PRINCIPAL MEMO (SC311) - This document is the announcement to the dealer principals that Kia is conducting a Voluntary Service Campaign to update the Vehicle Charge Management System (VCMS) Electronic Control Unit (ECU) on certain 2022-2024 MY EV6 vehicles, manufactured from November 17, 2021 through December 27, 2023.
TSB_ELE303_R22024-03-02. Service bulletin. ELECTRICAL SYSTEM. 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.
PS7532024-01-06. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; VISIBILITY. PITSTOP: AIR CONDITIONER AUTO-DRY WHILE VEHICLE IS OFF - This Pitstop provides information regarding the new feature Air Conditioner Auto-Dry on some 2022-2024MY EV6 (CV), 2024MY Sportage (NQ5a), and 2024MY Niro EV (SG2 EV) vehicles. Some Kia owners may state that their air condition fans continue to run after the vehicle has been shut off. The Air Conditioner Auto-Dry feature will automatically run the Heating, Ventilation, and Air Condition (HVAC) fan to dry the inside of the air conditioner system to help prevent mold growth. Kia owners may be unaware of the Air Conditioner Auto-Dry feature.
TSB_ELE305_R12023-12-05. Service bulletin. ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN: VCU SOFTWARE LOGIC UPGRADE (SA541) - 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 upgrade the software logic of the Vehicle Control Unit (VCU) on certain 2023-2024MY EV6 GT (CV GT) vehicles produced from August 25, 2022 through July 20, 2023, to optimize the brake lamp 'ON/OFF' logic to prevent momentary activation and deactivation of the brake lights when regenerative braking is in use while driving over uneven road surfaces (e.g. railroad crossings, raised pavement markers). This condition does not affect brake light activation when the brake pedal is depressed.
TSB_ELE3142023-11-04. Service bulletin. ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN: UNEVEN/SLIPPERY ROAD WARNING DISPLAYED ON INSTRUMENT CLUSTER - This bulletin provides information to update the software on 5th Generation AVN wide on certain 2020-2023MY Kia vehicles (refer to model list on page 3) to remedy a warning sound accompanied by a 'Slippery road ahead. Drive carefully' or 'Uneven road ahead. Drive carefully' warning which is displayed on the instrument cluster. The current AVN software causes the warning sound and message to repeat approximately every ten (10) seconds, if the vehicle is not in motion, in 'PARK' or driving on even surfaces.
TSB_ELE303_R12023-10-01. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. 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.
PS7502023-10-01. Service bulletin. POWER TRAIN; STEERING; SUSPENSION. PITSTOP: AWD SYSTEM CONCERN DUE TO TIRE CIRCUMFERENCE - This Pitstop provides information regarding potential concerns with the All-Wheel-Drive (AWD) system due to tire sizes of differing circumference. Some customers may complain of a chatter sensation felt in the drivetrain of the vehicle and/or the failure of drivetrain component(s). A difference in tire size (width, aspect ratio, construction, rim diameter etc.) may be the cause.
TSB_ELE300_R12023-10-01. Service bulletin. ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: MOOD LAMP OPERATION LOGIC IMPROVEMENT (SA536) - 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 the procedure to upgrade the software logic of the interior Mood Lamp Module (MLM) system on some 2023MY Niro EV, P/HEV (SG2 P/HEV, EV) vehicles produced from April 14, 2023 through May 15, 2023 and 2023MY EV6 (CV) vehicles produced from April 18, 2023 through May 13, 2023, which may exhibit an inoperative mood lamp.
TSB_CLI0542023-10-01. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; VISIBILITY. TECHNICAL SERVICE BULLETIN: AIR CONDITIONING REFRIGERANT COLLECTION AND RECHARGE (SA538) - This bulletin provides information to evacuate, vacuum, and recharge the air conditioning system on certain 2023MY EV6 (CV) vehicles produced from January 31, 2023 through June 02, 2023 and Niro P/HEV, EV (SG2 P/HEV, EV) vehicles produced from January 06, 2023 through June 02, 2023. During assembly, the affected vehicles may not have had the correct amount of R-1234yf refrigerant charged in the air conditioning system resulting in poor or inoperative air conditioning.
TSB_ELE3032023-09-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. 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.
TSB_ELE3052023-09-01. Service bulletin. ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN: VCU SOFTWARE LOGIC UPGRADE (SA541) - This bulletin provides information to upgrade the software logic of the Vehicle Control Unit (VCU) on certain 2023MY EV6 GT (CV GT) vehicles produced from August 25, 2022 through July 20, 2023, to optimize the brake lamp ON/OFF logic to prevent momentary activation and deactivation of the brake lights when regenerative braking is in use while driving over uneven road surfaces (e.g. railroad crossings, raised pavement markers). This condition does not affect brake light activation when the brake pedal is depressed.
SC273_TSB_R12023-08-24. Service bulletin. ELECTRICAL SYSTEM; SERVICE BRAKES, HYDRAULIC. VOLUNTARY SERVICE CAMPAIGN: VCU SOFTWARE LOGIC UPGRADE (SC273) - 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 upgrade the software logic of the Vehicle Control Unit (VCU) on certain 2022-2023MY EV6 (CV) vehicles produced from November 17, 2021 through May 30, 2023, and 2023-2024MY Niro EV (SG2 EV) vehicles produced from July 11, 2022 through June 30, 2023, in order to enhance the following two (2) functions: 1. Illumination of Brake lamp without depressing the brake pedal when the vehicle is quickly decelerating by way of regenerative braking in i-Pedal mode. 2. Shift operation gear selection into Park (P) automatically when the auxiliary battery's (12V) voltage is critically low and the vehicle is stopped.
TSB_ELE3002023-08-24. Service bulletin. ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: MOOD LAMP OPERATION LOGIC IMPROVEMENT (SA536) - This bulletin provides the procedure to upgrade the software logic of the interior Mood Lamp Module (MLM) system on some 2023MY Niro EV, P/HEV (SG2 P/HEV, EV) vehicles produced from April 14, 2023 through May 15, 2023 and 2023MY EV6 (CV) vehicles produced from April 18, 2023 through May 13, 2023, which may exhibit an inoperative mood lamp.
SC273A_OWNR2023-08-24. Service bulletin. SERVICE BRAKES, HYDRAULIC; ELECTRICAL SYSTEM; EXTERIOR LIGHTING. VOLUNTARY SERVICE CAMPAIGN: OWNER NOTIFICATION - This document is the owner notification advising that Kia America, Inc. is conducting a Voluntary Service Campaign to upgrade the Vehicle Control Unit (“VCU”) software logic in certain 2022-2023 MY EV6 vehicles. Kia is conducting this Voluntary Service Campaign to improve the VCU software logic so that the vehicle’s brake lights illuminate during i-Pedal mode when the vehicle reaches a certain deceleration threshold even if you do not release the accelerator pedal fully or depress the brake pedal. Also, this software upgrade will improve the electronic shift logic so that the vehicle will shift into PARK (P) automatically when the auxiliary battery's (12v) voltage is critically low and the vehicle is stationary.
SC273_TSB2023-08-02. Service bulletin. ELECTRICAL SYSTEM; EXTERIOR LIGHTING. VOLUNTARY SERVICE CAMPAIGN: VCU SOFTWARE LOGIC UPGRADE (SC273) - This bulletin provides information to upgrade the software logic of the Vehicle Control Unit (VCU) on certain 2022-2023MY EV6 (CV) vehicles produced from November 17, 2021 through May 30, 2023, in order to enhance the following two (2) functions: 1. Illumination of Brake lamp without depressing the brake pedal when the vehicle is quickly decelerating by way of regenerative braking in ‘i-Pedal’ mode. 2. Shift operation gear selection into Park (P) automatically when the auxiliary battery’s (12V) voltage is critically low and the vehicle is stopped.
SC273A_QA2023-08-02. Service bulletin. EXTERIOR LIGHTING; ELECTRICAL SYSTEM. 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 (SC273A).
SC273A_DPSM2023-08-02. Service bulletin. ELECTRICAL SYSTEM; EXTERIOR LIGHTING. 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 upgrade the Vehicle Control Unit (“VCU”) software logic in certain 2022-2023 MY EV6 vehicles manufactured from November 17, 2021 through May 30, 2023. The current VCU software logic does not illuminate the brake lights when the vehicle is decelerating while in i-Pedal mode with the accelerator pedal partly depressed.
SC273A_DP2023-08-02. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE; EXTERIOR LIGHTING. VOLUNTARY SERVICE CAMPAIGN: DEALER PRINCIPAL MEMO - This document is the announcement to the dealer principals that Kia is conducting a Voluntary Service Campaign to upgrade the Vehicle Control Unit (“VCU”) software logic in certain 2022-2023 MY EV6 vehicles manufactured from November 17, 2021 through May 30, 2023. The current VCU software logic does not illuminate the brake lights when the vehicle is decelerating while in i-Pedal mode with the accelerator pedal partly depressed.

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