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Service bulletins for the 2021 Kia K5

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.

134 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.
SC288_TSB_R42024-10-30. Service bulletin. FUEL/PROPULSION SYSTEM. TECHNICAL SERVICE BULLETIN: VOLUNTARY EMISSIONS SERVICE CAMPAIGN: FUEL TANK AND/OR PCSV CHECK VALVE INSPECTION/REPLACEMENT + ECU SW UPGRADE (SC288) - 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 the fuel evaporative system and, if necessary, replace the fuel tank and/or the Purge Control Solenoid Valve (PCSV) check valve on certain 2021-2024MY K5 (DL3a) vehicles equipped with a Gamma II 1.6L T-GDI engine, produced from March 27, 2020 through October 17, 2023. This bulletin also provides information to upgrade the ECU software logic. The subject vehicles may experience fuel tank swelling due to an issue with the PCSV check valve, which results in pressurized air to flow into the fuel tank. This may cause the Check Engine Light to illuminate, and in some cases, the engine to run rough, and/or an inability to refuel. These conditions may cause the vehicle to release air pollutant which exceed Federal and California standards.
SC288_TSB_R32024-10-18. Emissions. FUEL/PROPULSION SYSTEM. VOLUNTARY EMISSIONS SERVICE CAMPAIGN: FUEL TANK AND/OR PCSV CHECK VALVE INSPECTION/REPLACEMENT + ECU SW UPGRADE (SC288) - 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 the fuel evaporative system and, if necessary, replace the fuel tank and/or the Purge Control Solenoid Valve (PCSV) check valve on certain 2021-2024MY K5 (DL3a) vehicles equipped with a Gamma II 1.6L T-GDI engine, produced from March 27, 2020 through October 17, 2023. This bulletin also provides information to upgrade the ECU software logic. The subject vehicles may experience fuel tank swelling due to an issue with the PCSV check valve, which results in pressurized air to flow into the fuel tank. This may cause the Check Engine Light to illuminate, and in some cases, the engine to run rough, and/or an inability to refuel. These conditions may cause the vehicle to release air pollutant which exceed Federal and California standards.
TSB_TRA1132024-10-01. Service bulletin. POWER TRAIN. TECHNICAL SERVICE BULLETIN: PRECAUTIONS FOR TRANSMISSIONS WITH ISG/EOP - This bulletin provides information related to the replacement or servicing of transmission assemblies on all Kia vehicles equipped with Idle-Stop-Go (ISG) and High-Flow Electric Oil Pump (HF EOP). The HF EOP protective connector cover may NOT have been installed on a new or remanufactured transmission during assembly. The HF EOP connector may become contaminated with debris during shipping and/or with oil/coolant during installation.
WTY037_TSB_R12024-09-17. Warranty extension. VISIBILITY/WIPER. TECHNICAL SERVICE BULLETIN: WARRANTY EXTENSISON CAMPAIGN: HEATING, VENTILATION, AND AIR CONDITIONING (HVAC) BLOWER MOTOR FUSE RELOCATION (WTY037) - 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 associated with the ‘Warranty Extension Program’ (WTY037) to inspect, and if necessary, relocate the Heating, Ventilation, and Air Conditioning (HVAC) blower motor 40-ampere fuse on certain 2021-2022MY K5 (DL3a) vehicles produced from March 27, 2020 through July 20, 2022. The HVAC system provides cooling and heating to help maintain a comfortable environment inside the vehicle. The blower motor provides primary airflow for the HVAC system. Extended use of the HVAC at high fan speeds may cause damage to the multi-fuse terminals for the HVAC blower motor circuit, which can cause the blower motor to become inoperative, resulting in reduced heat and air conditioning. The warranty coverage for repairs related to the HVAC blower motor have been extended from 5 years / 60,000 miles to 15 years / 180,000 miles, whichever comes first, starting from the date the vehicle was first put into service.
TSB_TRA111_R12024-08-29. Service bulletin. POWER TRAIN. TECHNICAL SERVICE BULLETIN: 8-SPEED DUAL CLUTCH TRANSMISSION EOP SENSORLESS LOGIC IMPROVEMENT - 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 improve the Electric Oil Pump ‘EOP’ operation logic of the automatic transmission 'A/T’ on some 2021-2023MY Sorento (MQ4a) vehicles produced from September 9, 2020 through December 29, 2023 and 2021-2023MY K5 (DL3a) vehicles produced from March 24, 2020 to December 18, 2023, equipped with a 2.5L T-GDI Theta III engines and 8-Speed Dual Clutch Transmissions (DCT). The affected vehicles may exhibit abnormal/harsh shifting, gear slipping, no gear engagement in Drive ‘D’ and/or Reverse ‘R’ shift selection, accompanied by a Malfunction Indicator Lamp (MIL) ‘ON’ illuminated on the instrument cluster with DTC(s) P1C2D03, P1C2D1C, and/or P1C2E92 stored.
WTY037_TSB2024-08-21. Service bulletin. VISIBILITY/WIPER; ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN: WARRANTY EXTENSION CAMPAIGN: HEATING, VENTILATION, AND AIR CONDITIONING (HVAC) BLOWER MOTOR FUSE RELOCATION (WTY037) - This bulletin provides information associated with the ‘Warranty Extension Program’ (WTY037) to inspect, and if necessary, relocate the Heating, Ventilation, and Air Conditioning (HVAC) blower motor 40-ampere fuse on certain 2021-2022MY K5 (DL3a) vehicles produced from March 27, 2020 through July 20, 2022. The HVAC system provides cooling and heating to help maintain a comfortable environment inside the vehicle. The blower motor provides primary airflow for the HVAC system. Extended use of the HVAC at high fan speeds may cause damage to the multi-fuse terminals for the HVAC blower motor circuit, which can cause the blower motor to become inoperative, resulting in reduced heat and air conditioning. The warranty coverage for repairs related to the HVAC blower motor have been extended from 5 years / 60,000 miles to 15 years / 180,000 miles, whichever comes first, starting from the date the vehicle was first put into service.
SC307_TSB2024-08-21. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY/WIPER. TECHNICAL SERVICE BULLETIN: VOLUNTARY SERVICE CAMPAIGN: HEATING, VENTILATION, AND AIR CONDITIONING (HVAC) BLOWER MOTOR FUSE RELOCATION (SC307) - This bulletin provides the procedure to relocate the Heating, Ventilation, and Air Conditioning (HVAC) blower motor 40-ampere fuse on certain 2021-2022MY K5 (DL3a) vehicles produced from February 23, 2021 through May 3, 2021 that were originally sold in one of the 7 high-heat states (AZ, FL, HI, LA, MS, NV, and TX). The HVAC system provides cooling and heating to help maintain a comfortable environment inside the vehicle. The blower motor provides primary airflow for the HVAC system. Extended use of the HVAC at high fan speeds may cause damage to the multi-fuse terminals for the HVAC blower motor circuit, which can cause the blower motor to become inoperative, resulting in reduced heat and air conditioning.
WTY037_REIMB2024-08-15. Warranty extension. VISIBILITY/WIPER; ELECTRICAL SYSTEM. WARRANTY EXTENSION CAMPAIGN: REQUEST FOR REIMBURSEMENT FORM (WTY037) - This document is a Reimbursement Request form that was mailed with the customer letter advising them to submit the form if they had paid for repairs for this same matter prior to the warranty extension campaign program launch.
WTY037_QA2024-08-15. Warranty extension. VISIBILITY/WIPER; ELECTRICAL SYSTEM. WARRANTY EXTENSION CAMPAIGN: QUESTION AND ANSWER (WTY037) - This document is the Question and Answer Guide containing the most frequently asked questions regarding the Warranty Extension Campaign WTY037.
WTY037_OWNR2024-08-15. Warranty extension. VISIBILITY/WIPER; ELECTRICAL SYSTEM. WARRANTY EXTENSION CAMPAIGN: OWNER NOTIFICATION (WTY037) - This document is the owner notification advising that Kia is extending the New Vehicle Limited Warranty coverage, to all owners, for repairs related to the Heating, Ventilation, and Air Conditioning (HVAC) blower motor in 2021-2022 MY K5 vehicles from 5 years / 60,000 miles to 15 years / 180,000 miles, whichever comes first, starting from the date the vehicle was first put into service. Extended use of the HVAC at high fan speeds may cause damage to the multi-fuse terminals for the HVAC blower motor circuit, which can cause the blower motor to become inoperative, resulting in reduced heat and air conditioning airflow.
WTY037_DPSM2024-08-15. Warranty extension. VISIBILITY/WIPER; ELECTRICAL SYSTEM. WARRANTY EXTENSION CAMPAIGN: DEALER PARTS AND SERVICE MANAGER MEMO (WTY037) - This document is the announcement to the dealer Parts and Service managers advising that Kia is extending the New Vehicle Limited Warranty coverage, to all owners, for repairs related to the Heating, Ventilation, and Air Conditioning (HVAC) blower motor in 2021-2022 MY K5 vehicles from 5 years / 60,000 miles to 15 years / 180,000 miles, whichever comes first, starting from the date the vehicle was first put into service. Extended use of the HVAC at high fan speeds may cause damage to the multi-fuse terminals for the HVAC blower motor circuit, which can cause the blower motor to become inoperative, resulting in reduced heat and air conditioning airflow
WTY037_DP2024-08-15. Warranty extension. VISIBILITY/WIPER; ELECTRICAL SYSTEM. WARRANTY EXTENSION CAMPAIGN: DEALER PRINCIPAL MEMO (WTY037) - This document is the announcement to the dealer principals advising that Kia is extending the New Vehicle Limited Warranty coverage, to all owners, for repairs related to the Heating, Ventilation, and Air Conditioning (HVAC) blower motor in 2021-2022 MY K5 vehicles from 5 years / 60,000 miles to 15 years / 180,000 miles, whichever comes first, starting from the date the vehicle was first put into service. Extended use of the HVAC at high fan speeds may cause damage to the multi-fuse terminals for the HVAC blower motor circuit, which can cause the blower motor to become inoperative, resulting in reduced heat and air conditioning airflow
SC307_REIMB2024-08-15. Service campaign. ELECTRICAL SYSTEM; VISIBILITY/WIPER. VOLUNTARY SERVICE CAMPAIGN: REQUEST FOR REIMBURSEMENT FORM (SC307) - This document is a Reimbursement Request form that was mailed with the customer letter advising them to submit the form if they had paid for repairs for this same matter prior to the voluntary service campaign program launch.
SC307_QA2024-08-15. Service campaign. VISIBILITY/WIPER; ELECTRICAL SYSTEM. VOLUNTARY SERVICE CAMPAIGN: QUESTION AND ANSWER (SC307) - This document is the Question and Answer Guide containing the most frequently asked questions regarding the Voluntary Service Campaign SC307.
SC307_OWNR2024-08-15. Service campaign. ELECTRICAL SYSTEM; VISIBILITY/WIPER. VOLUNTARY SERVICE CAMPAIGN: OWNER NOTIFICATION (SC307) - This document is the owner notification advising that Kia is conducting a Voluntary Service Campaign to relocate and install an improved blower motor 40amp fuse, with an increased terminal width, within the front wiring harness fuse box assembly in certain 2021-2022 MY K5 vehicles that were originally sold in or are currently registered in one of the 7 high-heat states (AZ, FL, HI, LA, MS, NV, and TX). Kia dealers will be instructed to relocate the blower motor 40-ampere fuse to another circuit within the multi-fuse which has an increased terminal width. In addition, Kia is extending the New Vehicle Limited Warranty coverage to all owners for repairs related to the HVAC blower motor in 2021-2022 MY K5 vehicles from 5 years / 60,000 miles to 15 years / 180,000 miles, whichever comes first, starting from the date the vehicle was first put into service.
SC307_DPSM2024-08-15. Service campaign. ELECTRICAL SYSTEM; VISIBILITY/WIPER. VOLUNTARY SERVICE CAMPAIGN: DEALER PRINCIPAL MEMO (SC307) - This document is the announcement to the dealer Parts and Service managers that Kia is conducting a Voluntary Service Campaign on certain 2021-2022 MY K5 vehicles, manufactured from February 23, 2021 through May 3, 2021, that were originally sold in or are currently registered in one of the 7 high-heat states (AZ. FL, HI, LA, MS, NV, and TX). Kia Dealers will be instructed to relocate the blower motor 40-ampere fuse to another circuit within the multi-fuse which has an increased terminal width. In addition, Kia is extending the New Vehicle Limited Warranty coverage, to all owners, for repairs related to the HVAC blower motor in 2021-2022 MY K5 vehicles from 5 years / 60,000 miles to 15 years / 180,000 miles, whichever comes first, starting from the date the vehicle was first put into service.
SC307_DP2024-08-14. Service campaign. ELECTRICAL SYSTEM; VISIBILITY/WIPER. VOLUNTARY SERVICE CAMPAIGN: DEALER PRINCIPAL MEMO (SC307) - This document is the announcement to the dealer principals that Kia is conducting a Voluntary Service Campaign on certain 2021-2022 MY K5 vehicles, manufactured from February 23, 2021 through May 3, 2021, that were originally sold in or are currently registered in one of the 7 high-heat states (AZ. FL, HI, LA, MS, NV, and TX). Kia Dealers will be instructed to relocate the blower motor 40-ampere fuse to another circuit within the multi-fuse which has an increased terminal width. In addition, Kia is extending the New Vehicle Limited Warranty coverage, to all owners, for repairs related to the HVAC blower motor in 2021-2022 MY K5 vehicles from 5 years / 60,000 miles to 15 years / 180,000 miles, whichever comes first, starting from the date the vehicle was first put into service.
TSB_TRA1112024-08-01. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. TECHNICAL SERVICE BULLETIN: 8-SPEED DUAL CLUTCH TRANSMISSION EOP SENSORLESS LOGIC IMPROVEMENT - This bulletin provides information to improve the Electric Oil Pump ‘EOP’ operation logic of the automatic transmission ‘A/T’ on some 2021-2023MY Sorento (MQ4a) vehicles produced from September 9, 2020 through December 29, 2023 and 2021-2023MY K5 (DL3a) vehicles produced from March 24, 2020 to December 18, 2023, equipped with a 2.5L T-GDI Theta III engines and 8-Speed Dual Clutch Transmissions (DCT).
TSB_ELE3472024-07-31. Service bulletin. ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN: DISPLAY AUDIO 2.0V/AVN5W SOFTWARE UPDATE - This bulletin provides information to update the software on Display Audio 2.0 (D2V) and 5th Generation AVN Wide (AVN5W) head units on certain 2021-2023MY Kia vehicles. The affected vehicles may experience Apple CarPlay®/Android Auto™ phone projection connectivity-related concerns.
SC288_TSB_R22024-07-31. Emissions. FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN: VOLUNTARY EMISSIONS SERVICE CAMPAIGN: FUEL TANK AND/OR PCSV CHECK VALVE INSPECTION/REPLACEMENT + ECU SW UPGRADE (SC288) - 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 the fuel evaporative system and, if necessary, replace the fuel tank and/or the Purge Control Solenoid Valve (PCSV) check valve on certain 2021-2024MY K5 (DL3a) vehicles equipped with a Gamma II 1.6L T-GDI engine, produced from March 27, 2020 through October 17, 2023. This bulletin also provides information to upgrade the ECU software logic.
SC288_OWNR_F2012024-07-11. Service campaign. ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM. VOLUNTARY EMISSIONS SERVICE CAMPAIGN: OWNER RENOTIFICATION (SC288) - This document is the owner renotification advising that Kia is conducting a Voluntary Emissions Service Campaign on certain 2021-2024 MY K5 vehicles equipped with 1.6L Turbo Gas Direct Injection (GDI) engines to improve the logic in the Electronic Control Module (ECM) to ensure compliance with emissions regulations. Also, the subject vehicles will be inspected and, if necessary, the fuel tank and/or the Purge Control Solenoid Valve (PCSV) check valve will be replaced with a new one.
CS2301_TSB_R42024-06-12. Service bulletin. ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN: CUSTOMER SATISFACTION: ANTI-THEFT S/W LOGIC UPGRADE & DECAL INSTALLATION (CS2301) - 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 Integrated Body Control Unit (IBU) or Body Control Module (BCM) system on some 2021-2022MY K5 vehicles produced from March 27, 2020 through December 21, 2021, which may not be equipped with an immobilizer. This logic upgrade will add anti-theft ignition start logic to the vehicle's system operation which activates when the vehicle is locked with the use of the key fob.
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.
TSB_SC288_R12024-05-23. Emissions. FUEL/PROPULSION SYSTEM. TECHNICAL SERVICE BULLETIN: VOLUNTARY EMISSIONS SERVICE CAMPAIGN: FUEL TANK AND/OR PCSV CHECK VALVE INSPECTION/REPLACEMENT + ECU SW UPGRADE (SC288) - 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 the fuel evaporative system and, if necessary, replace the fuel tank and/or the Purge Control Solenoid Valve (PCSV) check valve on certain 2021-2024MY K5 (DL3a) vehicles equipped with a Gamma II 1.6L T-GDI engine, produced from March 27, 2020 through October 17, 2023. This bulletin also provides information to upgrade the ECU software logic.

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