2023 Kia Sorento Technical Service Bulletins

51 technical service bulletins (TSBs) are on record for the 2023 Kia Sorento. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 11033217May 28, 2026Electrical system. TECHNICAL 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…
• 11032900May 6, 2026Brakes. TECHNICAL SERVICE BULLETIN: FRONT BRAKE DISC REPLACEMENT & BURNISHING - 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.
• 11031906Apr 14, 2026Electrical system. TECHNICAL 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.
• 11030386Mar 26, 2026Electrical system. WARRANTY EXTENSION CAMPAIGN: OWNER NOTIFICATION (WTY042) - 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 horn assembly in certain 2021-2025 MY Sorento, 2021-2025 MY Sorento Hybrid (HEV), and 2022-2025 MY Sorento Plug-in Hybrid (PHEV) vehicles from 5 years / 60,000 miles to 10 years / 120,000 miles…
• 11030389Mar 24, 2026Electrical system. WARRANTY EXTENSION CAMPAIGN: TECHNICAL SERVICE BULLETIN: HORN ASSEMBLY INSPECTION AND REPLACEMENT (WTY042) - This bulletin provides information associated with the ‘Warranty Extension Program’ (WTY042) to inspect and, if necessary, replace the horn assembly on certain vehicles listed in the table below.
• 11030388Mar 24, 2026Electrical system. WARRANTY EXTENSION CAMPAIGN: REIMBURSEMENT FORM (WTY042) - 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.
• 11030387Mar 24, 2026Electrical system. WARRANTY EXTENSION CAMPAIGN: QUESTION AND ANSWER (WTY042) - This document is the Question and Answer Guide containing the most frequently asked questions regarding the Warranty Extension Campaign WTY042.
• 11030385Mar 24, 2026Electrical system. WARRANTY EXTENSION CAMPAIGN: DEALER PARTS & SERVICE MANAGER MEMO (WTY042) - This document is the announcement to the dealer Parts and Service managers advising that Kia is is extending the New Vehicle Limited Warranty coverage, to all owners, for repairs related to the horn assembly for eligible vehicles, from 5 years / 60,000 miles to 10 years / 120,000 miles, whichever comes first, from the date the vehicle was…
• 11030383Mar 24, 2026Electrical system. WARRANTY EXTENSION CAMPAIGN: DEALER PRINCIPAL MEMO (WTY042) - This document is the announcement to the dealer principals advising that Kia is is extending the New Vehicle Limited Warranty coverage, to all owners, for repairs related to the horn assembly for eligible vehicles, from 5 years / 60,000 miles to 10 years / 120,000 miles, whichever comes first, from the date the vehicle was first put into service.
• 11026698Dec 9, 2025Back-over prevention (rear camera). PITSTOP: TECHNICAL OPERATIONS: EXTERNAL DAMAGE TO ULTRASONIC SENSOR: This Pitstop provides information related to Parking Distance Warning (PDW) alerts and repairs involving ultrasonic sensors. The PDW system alerts the driver while parking, by calculating distance based on the difference in signal transmission and reception times between the vehicle (ultrasonic sensor) and an object.
• 11026530Dec 8, 2025Engine. TECHNICAL SERVICE BULLETIN: ITM REPLACEMENT AND ECM & TCM LOGIC IMPROVEMENT (CA2508) - This bulletin provides information to replace the Integrated Thermal Management Module (ITM) and then upgrade the Engine Control Module ‘ECM’ and (if applicable) the Transmission Control Module ‘TCM’ system software on certain 2021-2023MY Sorento (MQ4a) vehicles produced from September 09, 2020 through December 19, 2023.
• 11019475Jun 3, 2025Brakes. TECHNICAL SERVICE BULLETIN: FRONT BRAKE DISC REPLACEMENT - 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.
• 11018298May 13, 2025Body and structure, Electrical system. VOLUNTARY SERVICE CAMPAIGN: OWNER RENOTIFICATION (SC298) - This document is the owner renotification advising that Kia is conducting a Voluntary Service Campaign to apply additional body seam sealer to prevent potential water intrusion into the blower motor in certain 2023-2024 MY Sorento vehicles. Kia dealers will also inspect and, if necessary, replace the blower motor
• 11017172Apr 17, 2025Transmission and drivetrain. TECHNICAL SERVICE BULLETIN: TRANSMISSION FLUID APPLICATION GUIDE - 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 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, and the…
• 11015973Mar 20, 2025Electrical system. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: KIA CONNECT MODEM RESET (SA611) - This bulletin outlines the procedure for resetting the modem in certain 2016-2025MY Kia vehicles listed on page 3 that are equipped with Kia Connect Services. The affected vehicles may encounter the following issues: remote Start/Climate Control function not working, vehicle Status on the Kia Access App not updating, connected routing not…
• 11012029Dec 19, 2024Electrical system. TECHNICAL SERVICE BULLETIN: DISPLAY AUDIO 2.0V/AVN5W SOFTWARE UPDATE - 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 Display Audio 2.0 (D2V) and AVN 5.0 Wide (AVN5W) head units on certain 2021-2023MY Kia vehicles (refer to pages 5 and 16).
• 11011232Dec 2, 2024Electrical system. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: AVN 5.0 WIDE NON-RESPONSIVE RADIO ICON (AM, FM, SXM) (SA582) - 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 2023-2024MYKia vehicles (refer to model list on page 8) to…
• 11010698Nov 15, 2024Electrical 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’…
• 11010702Nov 14, 2024Electrical system, Transmission and drivetrain. 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.
• 11010699Nov 13, 2024Electrical system. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: AVN 5.0 WIDE NON-RESPONSIVE RADIO ICON (AM, FM, SXM) (SA582) - 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 2023-2024MYKia vehicles (refer to model list on page 8) to…
• 11009491Oct 24, 2024Brakes. TECHNICAL SERVICE BULLETIN: FRONT BRAKE DISC JUDDER INSPECTION AND REPLACEMENT - This bulletin provides information to address vehicles that may be exhibiting front brake judder sensation while braking on certain 2021-2024MY Sorento (MQ4a) vehicles produced from July 26, 2021 through March 28, 2024 and 2023-2024MY Sportage (NQ5a) vehicles produced from January 7, 2022 through May 20, 2024.
• 11006664Aug 22, 2024Transmission and drivetrain. 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.
• 11005430Jul 31, 2024Transmission and drivetrain, Electrical system. 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…
• 11005368Jul 25, 2024Electrical 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.
• 11005208Jul 22, 2024Electrical system. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: AVN 5.0 WIDE NON-RESPONSIVE RADIO ICON (AM, FM, SXM) (SA582) - This bulletin provides information to update the software on 5th Generation AVN wide on certain 2023-2024MY Kia vehicles (refer to model list on page 3) to remedy a ‘non-responsive’ or ‘inoperative’ radio (FM, AM, SXM, etc.) concern.
• 11000787May 16, 2024Transmission and drivetrain. 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.
• 10252800Apr 3, 2024Electrical system, Visibility (wipers, defrost, mirrors). VOLUNTARY SERVICE CAMPAIGN: OWNER NOTIFICATION (SC298) - This document is the owner notification advising that Kia is conducting a Voluntary Service Campaign to apply additional body seam sealer to prevent potential water intrusion into the blower motor in certain 2023-2024 MY Sorento vehicles. Kia dealers will also inspect and, if necessary, replace the blower motor.
• 10251450Mar 4, 2024Electrical system, Visibility (wipers, defrost, mirrors). TECHNICAL SERVICE BULLETIN: VOLUNTARY SERVICE CAMPAIGN: COWL WATER INTRUSION REPAIR (SC298) - This bulletin provides information to apply additional body seam sealer and also to inspect and, if necessary, replace the blower motor on certain 2023-2024MY Sorento (MQ4a) vehicles produced at Kia Georgia (KaGA)from October 25, 2023 through February 11, 2024.
• 10250783Feb 23, 2024Electrical system, Visibility (wipers, defrost, mirrors). VOLUNTARY SERVICE CAMPAIGN: QUESTION AND ANSWER (SC298) - This document is the Question and Answer Guide containing the most frequently asked questions regarding the Voluntary Service Campaign SC298.
• 10250782Feb 23, 2024Visibility (wipers, defrost, mirrors), Electrical system. VOLUNTARY SERVICE CAMPAIGN: DEALER PARTS AND SERVICE MANAGER MEMO (SC298) - This document is the announcement to the dealer Parts and Service Managers that Kia is conducting a Voluntary Service Campaign on certain 2023-2024 Sorento vehicles manufactured from October 25, 2023 through February 11, 2024 to apply additional body seam sealer to prevent potential water intrusion into the blower motor. Kia dealers will…
• 10250781Feb 23, 2024Electrical system, Visibility (wipers, defrost, mirrors). VOLUNTARY SERVICE CAMPAIGN: DEALER PRINCIPAL MEMO (SC298) - This document is the announcement to the dealer principals that Kia is conducting a Voluntary Service Campaign on certain 2023-2024 Sorento vehicles manufactured from October 25, 2023 through February 11, 2024 to apply additional body seam sealer to prevent potential water intrusion into the blower motor. Kia dealers will also inspect and, if necessary…
• 10250517Feb 9, 2024Electrical 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'…
• 10247556Dec 7, 2023Electrical system, Equipment. TECHNICAL SERVICE BULLETIN: AVN 5.0 WIDE SCREEN FREEZING OR MAP DELAY WITH WIRED APPLE CARPLAY - This bulletin provides information to update the software on 5th Generation AVN wide on certain 2020-2023MY Kia vehicles to remedy an inaccurate map location, freezing AVN screen, or experiencing a delay when using Google Maps or Waze through wired Apple CarPlay.
• 10245171Nov 8, 2023Equipment, Electrical system. TECHNICAL SERVICE BULLETIN: AVN 5.0 WIDE NON-RESPONSIVE RADIO ICON (AM, FM, SXM) (SA550) - 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.
• 10244283Oct 23, 2023Visibility (wipers, defrost, mirrors), Body and structure. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: WINDSHIELD WATER RAIL GARNISH REPLACEMENT (SA551) - This bulletin provides information to replace the left (driver) windshield water rail garnish on certain 2023MY Sorento (MQ4a) vehicles produced from September 18, 2023 through September 21, 2023. The affected vehicles may have obtained a dimple on the left (driver) windshield water rail garnish during manufacturing…
• 10243929Oct 5, 2023Electrical system, Equipment. TECHNICAL SERVICE BULLETIN: AVN 5.0 WIDE NON-RESPONSIVE RADIO ICON (AM, FM, SXM) (SA550) - This bulletin provides information to update the software on 5th Generation AVN wide on some 2023MY Sorento (MQ4a) vehicles produced from December 02, 2022 through July 19, 2023 to improve a 'non-responsive' or 'inoperative' radio (FM, AM, SXM, etc.) concern.
• 10243928Oct 5, 2023Electrical 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.
• 10242937Sep 28, 2023Transmission and drivetrain. TECHNICAL SERVICE BULLETIN: 4WD COUPLING ACTUATOR ASSEMBLY REPLACEMENT - This bulletin provides information to replace the AWD coupling actuator assembly on some 2021-2023MY Kia AWD models listed on page 4. The affected vehicles may exhibit an inoperative AWD system (also referred to as 4WD) capability concern which may be caused by abnormal wear of the motor brushes inside the actuator assembly.
• 10242913Sep 25, 2023Suspension, Transmission and drivetrain, Steering. 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…
• 10235105Apr 19, 2023Fuel system, Electrical system. TECHNICAL SERVICE BULLETIN: DATA COLLECTION: EXTRACT CALIFORNIA EMISSIONS DATA FROM ECU (DC23) - 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 related to extracting "in use performance tracking" emissions data from the Engine Control Unit (ECU) of certain vehicles…
• 10233316Mar 29, 2023Transmission and drivetrain. PITSTOP: PRECAUTIONS FOR WET 8-SPEED DCT: This Pitstop provides information related to the replacement of an 8-Speed Wet Dual Clutch Transmission (WDCT) assembly on some 2021-2023MY K5 (DL3a) and Sorento (MQ4a) vehicles, where the High Flow Electric Oil Pump (HF EOP) protective connector cover may NOT be installed on the new/remanufactured WDCT assembly during production or remanufacturing.
• 10233314Mar 21, 2023Electrical system. TECHNICAL SERVICE BULLETIN: CUSTOMER SATISFACTION: ANTI-THEFT S/W LOGIC UPGRADE & DECAL INSTALLATION (CS2304) - This bulletin provides the procedure to upgrade the software logic of the Integrated Body Control Unit (IBU) or Body Control Module (BCM), or Intelligent Integrated Platform Module (IPM) system on certain 20132015MY Sorento (XMa), 2016-2020MY Sorento (UMa), and 2021-2023MY Sorento (MQ4a) vehicles produced…
• 10232939Mar 8, 2023Transmission and drivetrain. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: 8-SPEED DUAL CLUTCH TRANSMISSION (DCT) S/W LOGIC IMPROVEMENT (SA526) - This bulletin supersedes SA502. This bulletin provides information to update the software logic of the A/T system on certain 2022-2023MY K5 (DL3a) and Sorento (MQ4a) vehicles equipped with Theta 2.5L T-GDI engine and 8-Speed DCT.
• 10230885Jan 30, 2023Electrical system. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: CLUSTER LOGIC IMPROVEMENT FOR ADAS ALERT VOLUME CHANGE (SA517) - 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 update the software logic of the Cluster (CLU) system on some 2023MY vehicles to allow the Advanced Driver…
• 10226553Nov 21, 2022Body and structure. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: MULTI-POINT TRIM INSPECTION AND REPLACEMENT (SA516) - This bulletin provides information to inspect for looseness and damage of the Multi-Sensor Cover, Door Belt Outside Weatherstrip, and Windshield Garnish on some 2022-2023MY Sorento (MQ4a) produced from February 1, 2022 through November 9. 2022, and 2023 Sportage (NQ5a) vehicles produced from February 15, 2022 to…
• 10226555Nov 18, 2022Transmission and drivetrain. TECHNICAL SERVICE BULLETIN: TRANSMISSION FLUID APPLICATION GUIDE - 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, refer to applicable vehicles in the chart starting on page 2.
• 10222116Sep 20, 2022Engine cooling. PITSTOP: POTENTIAL LOW OIL PRESSURE DUE TO FILTER DRAIN PLUG THAT WAS LEFT IN FILTER - 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. Attention Dealership Service Managers, Service and Lube Techs, pay particular attention to this information.
• 10218676Aug 19, 2022Transmission and drivetrain. TECHNICAL SERVICE BULLETIN: 8-SPEED WDCT REPLACEMENT INSTRUCTIONS - This bulletin provides information to clear the line pressure information stored in the Transmission Control Module (TCM) prior to replacement of the reman transmission assembly on some 2021MY~ Sorento (MQ4a) and K5 (DL3a) vehicles, equipped with Theta III 2.5 T-GDI engine which may set transmission DTC(s) or have an external/internal leak…
• 10217892Aug 16, 2022Electrical system. TECHNICAL SERVICE BULLETIN: SERVICE REMINDER SETTING RESET PROCEDURE - This bulletin provides the procedure to turn OFF the service reminder lamp, at the first service interval reminder alert that will display on the instrument cluster. The KDS is required to change the setting from "Workshop" to "Customer Mode."
• 10217891Aug 10, 2022Electrical system, Seats. PITSTOP: REAR OCCUPANT ALERT (ROA) W/REAR DOOR LOGIC - 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 Pitstop provides information regarding the Rear Occupant Alert (ROA) with Rear Door Logic system on all 21MY~ models equipped with this feature. This system is designed to help prevent a rear passenger…

← All problems reported for the 2023 Kia Sorento