Kia EV6 Service Bulletins (2026)
18 manufacturer communications on file.
- September 23, 2026•Document ID: 11037607Service Bulletin/Repair InstructionsVISIBILITY/WIPER; ENGINE
- Mfr Comm. #:
- SC373_TSB_R2
- Date Added:
- September 30, 2026
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: VOLUNTARY SERVICE CAMPAIGN: 3-WAY COOLANT VALVE REPLACEMENT (SC373 Revision 2) - 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 replace the 3-way coolant valve. In addition, inspect the 3-way coolant valve harness connector for corrosion, and if necessary, replace the harness connector on certain 2024-2026MY EV6 (CV, CVa) vehicles produced from August 07, 2023 through June 18, 2026. The 3-way coolant valve in the subject vehicles may become damaged and result in a coolant leak. As a result, corrosion may also be present in the 3-way coolant valve harness connector. An inoperative 3-way coolant valve or corrosion within the harness connector may result in reduced Heating, Ventilation, and Air Conditioning (HVAC) performance and/or in the illumination of the “Check electric vehicle system” or “Refill Coolant” warning messages in the instrument cluster.
Associated Products (3)Associated Documents - September 8, 2026•Document ID: 11037606Service Bulletin/Repair InstructionsENGINE; VISIBILITY/WIPER
- Mfr Comm. #:
- SC373_TSB_R1
- Date Added:
- September 30, 2026
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: VOLUNTARY SERVICE CAMPAIGN: 3-WAY COOLANT VALVE REPLACEMENT (SC373 Revision 1) - 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 replace the 3-way coolant valve. In addition, inspect the 3-way coolant valve harness connector for corrosion, and if necessary, replace the harness connector on certain 2024-2026MY EV6 (CV, CVa) vehicles produced from August 07, 2023 through June 18, 2026. The 3-way coolant valve in the subject vehicles may become damaged and result in a coolant leak. As a result, corrosion may also be present in the 3-way coolant valve harness connector. An inoperative 3-way coolant valve or corrosion within the harness connector may result in reduced Heating, Ventilation, and Air Conditioning (HVAC) performance and/or in the illumination of the “Check electric vehicle system” or “Refill Coolant” warning messages in the instrument cluster.
Associated Products (3)Associated Documents - September 4, 2026•Document ID: 11037608Service CampaignVISIBILITY/WIPER; ENGINE
- Mfr Comm. #:
- SC373B_OWNR
- Date Added:
- September 30, 2026
- Manufacturer:
- KIA
SummaryVOLUNTARY SERVICE CAMPAIGN: OWNER NOTIFICATION (SC373B) - This document is the owner notification advising that Kia is conducting a Voluntary Service Campaign on certain 2024-2026 MY EV6 vehicles to replace the 3-way coolant valve assembly with a new one. In addition, dealers will inspect the 3-way coolant valve harness connector for corrosion and, if necessary, replace the harness connector.
Associated Products (3)Associated Documents - September 2, 2026•Document ID: 11036781OtherFUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM
- Mfr Comm. #:
- PI2605_TSB
- Date Added:
- September 3, 2026
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: PRODUCT IMPROVEMENT CAMPAIGN: BMU LOGIC IMPROVEMENT (PI2605) - This bulletin provides information regarding a Battery Management System (BMS) software update for certain 2025-2026 EV6 (CV1 eGT, CVa) vehicles as listed in the table below. To improve the diagnostic monitoring of the high-voltage battery in the subject vehicles, Kia has developed enhanced BMS software to improve the detection logic and system response in cases of moisture intrusion into the high-voltage battery.
Associated Products (2)Associated Documents - August 29, 2026•Document ID: 11036466OtherELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM
- Mfr Comm. #:
- PI2605_OWNR
- Date Added:
- August 29, 2026
- Manufacturer:
- KIA
SummaryPRODUCT IMPROVEMENT CAMPAIGN: OWNER NOTIFICATION (PI2605) - This document is the owner notification advising that Kia is conducting a Product Improvement Campaign on certain 2025-2026 MY EV6 vehicles to upgrade the Battery Management System (BMS) diagnostic software logic. Our records indicate that you own or lease one of the potentially affected vehicles.
Associated Products (2)Associated Documents - August 28, 2026•Document ID: 11036628Service Bulletin/Repair InstructionsVISIBILITY/WIPER; ELECTRICAL SYSTEM
- Mfr Comm. #:
- TSB_CLI049_R2
- Date Added:
- September 2, 2026
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: PARTIAL REPAIR – ELECTRICAL A/C COMPRESSOR - 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 regarding the partial repair of the Air Conditioning (A/C) compressor assembly on some 2011MY~ Optima Hybrid (TF HEV, JF HEV/PHEV), 2015MY~ Soul EV (PS EV), 2017MY~ Niro (DE HEV/PHEV/EV), 2022MY~ EV6 (CV), 2021MY~ Sorento (MQ4 HEV/PHEV), 2023MY~ Sportage (NQ5 HEV/PHEV), and 2023MY~ Niro (SG2 EV/HEV/PHEV) vehicles.
Associated Products (42)Associated Documents - August 28, 2026•Document ID: 11036467OtherFUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM
- Mfr Comm. #:
- PI2605_QA
- Date Added:
- August 29, 2026
- Manufacturer:
- KIA
SummaryPRODUCT IMPROVEMENT CAMPAIGN: QUESTION AND ANSWER (PI2605) - This document is the Question and Answer Guide containing the most frequently asked questions regarding the Product Improvement Campaign PI2605.
Associated Products (2)Associated Documents - August 28, 2026•Document ID: 11036465OtherELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM
- Mfr Comm. #:
- PI2605_DPSM
- Date Added:
- August 29, 2026
- Manufacturer:
- KIA
SummaryPRODUCT IMPROVEMENT CAMPAIGN: DEALER PARTS AND SERVICE MANAGER MEMO (PI2605) - This document is the announcement to the dealer Parts and Service managers advising that Kia is conducting a Product Improvement Campaign on certain 2025-2026 MY EV6 vehicles, manufactured from December 17, 2024 through May 29, 2026, to upgrade the Battery Management System (BMS) diagnostic software logic.
Associated Products (2)Associated Documents - August 28, 2026•Document ID: 11036464OtherELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM
- Mfr Comm. #:
- PI2605_DP
- Date Added:
- August 29, 2026
- Manufacturer:
- KIA
SummaryPRODUCT IMPROVEMENT CAMPAIGN: DEALER PRINCIPAL MEMO (PI2605) - This document is the announcement to the dealer principals advising that Kia is conducting a Product Improvement Campaign on certain 2025-2026 MY EV6 vehicles, manufactured from December 17, 2024 through May 29, 2026, to upgrade the Battery Management System (BMS) diagnostic software logic.
Associated Products (2)Associated Documents - August 21, 2026•Document ID: 11036627Service CampaignENGINE; VISIBILITY/WIPER
- Mfr Comm. #:
- SC373A_OWNR
- Date Added:
- September 2, 2026
- Manufacturer:
- KIA
SummaryVOLUNTARY SERVICE CAMPAIGN: OWNER NOTIFICATION (SC373A) - This document is the owner notification advising that Kia is conducting a Voluntary Service Campaign on certain 2024-2026 MY EV6 vehicles to replace the 3-way coolant valve assembly with a new one. In addition, dealers will inspect the 3-way coolant valve harness connector for corrosion and, if necessary, replace the harness connector.
Associated Products (3)Associated Documents - August 21, 2026•Document ID: 11036626Service Bulletin/Repair InstructionsENGINE; VISIBILITY/WIPER
- Mfr Comm. #:
- SC373_TSB
- Date Added:
- September 2, 2026
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: VOLUNTARY SERVICE CAMPAIGN: 3-WAY COOLANT VALVE REPLACEMENT (SC373) - This bulletin provides information to replace the 3-way coolant valve. In addition, inspect the 3-way coolant valve harness connector for corrosion, and if necessary, replace the harness connector on certain 2024-2026MY EV6 (CV, CVa) vehicles produced from August 07, 2023 through June 18, 2026. The 3-way coolant valve in the subject vehicles may become damaged and result in a coolant leak. As a result, corrosion may also be present in the 3-way coolant valve harness connector. An inoperative 3-way coolant valve or corrosion within the harness connector may result in reduced Heating, Ventilation, and Air Conditioning (HVAC) performance and/or in the illumination of the “Check electric vehicle system” or “Refill Coolant” warning messages in the instrument cluster.
Associated Products (3)Associated Documents - August 20, 2026•Document ID: 11036316Service CampaignVISIBILITY/WIPER; ENGINE
- Mfr Comm. #:
- SC373_QA
- Date Added:
- August 21, 2026
- Manufacturer:
- KIA
SummaryVOLUNTARY SERVICE CAMPAIGN: QUESTION AND ANSWER (SC373) - This document is the Question and Answer Guide containing the most frequently asked questions regarding the Voluntary Service Campaign SC373.
Associated Products (3)Associated Documents - August 20, 2026•Document ID: 11036315Service CampaignENGINE; VISIBILITY/WIPER
- Mfr Comm. #:
- SC373_DPSM
- Date Added:
- August 21, 2026
- Manufacturer:
- KIA
SummaryVOLUNTARY SERVICE CAMPAIGN:DEALER PARTS AND SERVICE MANAGER MEMO (SC373) - This document is the announcement to the dealer Parts and Service managers advising that Kia is conducting a Voluntary Service Campaign on certain 2024-2026 MY EV6 vehicles, manufactured from August 7, 2023 through June 18, 2026, to replace the 3-way coolant valve assembly with a new one. In addition, dealers will inspect the 3-way coolant valve harness connector for corrosion and, if necessary, replace the harness connector.
Associated Products (3)Associated Documents - August 20, 2026•Document ID: 11036314Service CampaignENGINE; VISIBILITY/WIPER
- Mfr Comm. #:
- SC373_DP
- Date Added:
- August 21, 2026
- Manufacturer:
- KIA
SummaryVOLUNTARY SERVICE CAMPAIGN: DEALER PRINCIPAL MEMO (SC373) - This document is the announcement to the dealer principals advising that Kia is conducting a Voluntary Service Campaign on certain 2024-2026 MY EV6 vehicles, manufactured from August 7, 2023 through June 18, 2026, to replace the 3-way coolant valve assembly with a new one. In addition, dealers will inspect the 3-way coolant valve harness connector for corrosion and, if necessary, replace the harness connector.
Associated Products (3)Associated Documents - May 28, 2026•Document ID: 11033217Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- TSB_ELE422
- Date Added:
- June 3, 2026
- Manufacturer:
- KIA
SummaryTECHNICAL 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).
Associated Products (70)Associated Documents - April 14, 2026•Document ID: 11031906Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- TSB_ELE417
- Date Added:
- May 1, 2026
- Manufacturer:
- KIA
SummaryTECHNICAL 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.
Associated Products (45)Associated Documents - February 10, 2026•Document ID: 11029300Over The AirELECTRICAL SYSTEM
- Mfr Comm. #:
- OTA_SA635_R1
- Date Added:
- March 3, 2026
- Manufacturer:
- KIA
SummaryRELEASE NOTES: OVER-THE-AIR: SERVICE ACTION SOFTWARE UPDATE FOR ELECTRIC WATER PUMP (SA635) - This Over-the-Air (OTA) software update is designed to update the Data Connectivity Unit (DCU) logic of certain 2026 Sportage and Sportage HEV/PHEV and 2025 EV6 vehicles. This update is designed to improve the operation logic of the Data Connectivity Unit (DCU) for remote connectivity. This OTA will be rolled out to all eligible 2026MY Sportage, Sportage HEV/PHEV and EV6 vehicles with an active Kia Connect account.
Associated Products (2)Associated Documents - January 26, 2026•Document ID: 11027857OtherELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM
- Mfr Comm. #:
- PS804
- Date Added:
- January 28, 2026
- Manufacturer:
- KIA
SummaryTECHNICAL OPERATIONS: NACS VEICLE CHARGING ERROR W/ DTC P343B16 (PS804) - This Pitstop provides information regarding an Electric Vehicle ‘EV’ charging error accompanied by DTC P343B16 on certain 2025-2026MY EV6 (CVa) and 2026MY EV9 (MVa) vehicles equipped with Combined Charging System Combo 1 (“CCS1,” also known as SAE J1772 Combo) charging ports. When using the wrong CCS1 to North American Charging Standard ‘NACS’ adapter, proper electrical connections are not made between the charger to adapter and adapter to vehicle charging port, resulting in a charging error which can cause DTC P343B16 to set. Non-OEM adapters may not set the DTC P343B16.
Associated Products (3)Associated Documents