Kia Sorento Service Bulletins
984 manufacturer communications on file.
- May 20, 2026•Document ID: 11032901Warranty Program/ExtensionSTRUCTURE:BODY
- Mfr Comm. #:
- WTY043_DP
- Date Added:
- May 22, 2026
- Manufacturer:
- KIA
SummaryWARRANTY EXTENSION CAMPAIGN: DEALER PRINCIPAL MEMO (WTY043) - This document is the announcement to the dealer principals advising that Kia is extending the New Vehicle Limited Warranty coverage, to all owners, for certain repairs related to the rear right-hand (RH) door curtain in certain 2023-2026 MY Sorento Hybrid (HEV) SX-Prestige vehicles manufactured from June 27, 2022 through December 5, 2025 and certain 2023-2026 MY Sorento Plug-in Hybrid (PHEV) SX-Prestige vehicles, manufactured from June 27, 2022 through November 22, 2025.
Associated Products (4)Associated Documents - May 6, 2026•Document ID: 11032900Service Bulletin/Repair InstructionsSERVICE BRAKES
- Mfr Comm. #:
- TSB_CHA126_R2
- Date Added:
- May 22, 2026
- Manufacturer:
- KIA
SummaryTECHNICAL 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. This bulletin provides the procedure to replace the front brake discs 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 to address a customer’s complaint of brake judder. The affected vehicles may exhibit a vibrating and/or pulsing sensation (front brake disc judder) in the steering wheel, brake pedal, and/or seat when the brakes are applied during driving.
Associated Products (6)Associated Documents - April 24, 2026•Document ID: 11031940Over The AirELECTRICAL SYSTEM
- Mfr Comm. #:
- OTA_ELE413_NOTES_R1
- Date Added:
- May 1, 2026
- Manufacturer:
- KIA
SummaryRELEASE NOTES: OVER-THE-AIR: SOFTWARE UPDATE FOR DATA CONNECTIVITY (ELE413 Revision 1) - This Over-the-Air (OTA) software update is designed to update the Data Connectivity Unit (DCU) logic of certain 2025 - 2026MY Carnival, 2025 - 2026MY K5 and 2025 - 2026MY Sorento vehicles. This update is designed to improve the vehicle’s network communication performance.
Associated Products (6)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 - April 4, 2026•Document ID: 11031854EmissionsENGINE
- Mfr Comm. #:
- SC340_TSB_R5
- Date Added:
- May 1, 2026
- Manufacturer:
- KIA
SummaryVOLUNTARY EMISSIONS SERVICE CAMPAIGN: THETA II 2.4L GDI EMISSIONS: ECM LOGIC IMPROVEMENT (SC340 REVISION 5) - 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 Electronic Control Module ‘ECM’ system software for certain 2016-2020MY Optima, 2016-2020MY Sorento, 2017-2022MY Sportage vehicles equipped with 2.4L Theta II engines listed in the table below. Kia has become aware that certain 2016-2022MY vehicles equipped with 2.4L Theta II engines may have engine calibrations that were not optimized for emissions standards under certain specific conditions. These calibrations may cause the vehicle to release air pollutants which exceed Federal and California standards. These standards were established to protect your health and welfare from the dangers of air pollution.
Associated Products (16)Associated Documents - April 1, 2026•Document ID: 11030379Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- TSB_ENG264
- Date Added:
- April 1, 2026
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: CUSTOMER ACTION: ECU LOGIC IMPROVEMENT FOR DTC P2B59F0 (CA2516) - This bulletin provides information to upgrade the Engine Control Unit (ECU) software on certain 2024–2025MY vehicles equipped with 2.5 GDI or 2.5 T-GDI Theta III engines listed in the table below. Affected vehicles may experience an illuminated malfunction indicator light (MIL) accompanied with DTC P2B59F0 which can set while driving. There are no drivability issues related to this DTC.
Associated Products (5)Associated Documents - March 26, 2026•Document ID: 11030386Warranty Program/ExtensionELECTRICAL SYSTEM
- Mfr Comm. #:
- WTY042_OWNR
- Date Added:
- April 1, 2026
- Manufacturer:
- KIA
SummaryWARRANTY 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, whichever comes first, starting from the date the vehicle was first put into service. This warranty extension is to address a horn sound malfunction condition free of charge at no cost to the customer.
Associated Products (5)Associated Documents - March 26, 2026•Document ID: 11030345Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- TSB_ELE394
- Date Added:
- March 31, 2026
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: AVN5.0W DTC P17A000 DAIGNOSTIC PROCEDURE - This bulletin provides information regarding a potential illuminated Malfunction Indicator Lamp (MIL) accompanied by DTC P17A000 on some 2022-2025MY Hybrid Electric Vehicles (HEV) and Plug-In Hybrid Electric Vehicles (PHEV) equipped with AVN5.0Wide head units listed below. This condition occurs when the Global Positioning System (GPS) module within the Audio Video Navigation (AVN) head unit, sends an inaccurate signal to the Hybrid Power Control Unit (HPCU), causing the DTC to set. There are no drivability symptoms associated with this condition.
Associated Products (9)Associated Documents - March 24, 2026•Document ID: 11030389Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- WTY042_TSB
- Date Added:
- April 1, 2026
- Manufacturer:
- KIA
SummaryWARRANTY 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. The affected vehicles may experience an unusual or different horn sound than normal, or an inoperative horn, caused by corrosion inside the electric horn and/or carbonization of the contact point. The warranty coverage for repairs related to the horn assembly has been extended from 5 years / 60,000 miles to 10 years / 120,000 miles, whichever comes first, starting from the date the vehicle was first put into service.
Associated Products (5)Associated Documents - March 24, 2026•Document ID: 11030388Warranty Program/ExtensionELECTRICAL SYSTEM
- Mfr Comm. #:
- WTY042_REIMB
- Date Added:
- April 1, 2026
- Manufacturer:
- KIA
SummaryWARRANTY 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.
Associated Products (5)Associated Documents - March 24, 2026•Document ID: 11030387Warranty Program/ExtensionELECTRICAL SYSTEM
- Mfr Comm. #:
- WTY042_QA
- Date Added:
- April 1, 2026
- Manufacturer:
- KIA
SummaryWARRANTY 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.
Associated Products (5)Associated Documents - March 24, 2026•Document ID: 11030385Warranty Program/ExtensionELECTRICAL SYSTEM
- Mfr Comm. #:
- WTY042_DPSM
- Date Added:
- April 1, 2026
- Manufacturer:
- KIA
SummaryWARRANTY 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 first put into service. This warranty extension is to address a horn sound malfunction condition on 2021-2025 MY Sorento vehicles manufactured from September 10, 2020, through June 3, 2025, 2021-2025 MY Sorento Hybrid (HEV) vehicles manufactured from September 2, 2020, through January 24, 2025, and 2022-2025 MY Sorento Plug-In Hybrid (PHEV) vehicles manufactured from June 29, 2021, through January 20, 2025.
Associated Products (5)Associated Documents - March 24, 2026•Document ID: 11030383Warranty Program/ExtensionELECTRICAL SYSTEM
- Mfr Comm. #:
- WTY042_DP
- Date Added:
- April 1, 2026
- Manufacturer:
- KIA
SummaryWARRANTY 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. This warranty extension is to address a horn sound malfunction condition on 2021-2025 MY Sorento vehicles manufactured from September 10, 2020, through June 3, 2025, 2021-2025 MY Sorento Hybrid (HEV) vehicles manufactured from September 2, 2020, through January 24, 2025, and 2022-2025 MY Sorento Plug-In Hybrid (PHEV) vehicles manufactured from June 29, 2021, through January 20, 2025.
Associated Products (5)Associated Documents - March 24, 2026•Document ID: 11030341Over The AirELECTRICAL SYSTEM
- Mfr Comm. #:
- OTA_ELE413
- Date Added:
- March 31, 2026
- Manufacturer:
- KIA
SummaryRELEASE NOTES: OVER-THE-AIR: SOFWARE UPDATE FOR DATA CONNECTIVITY (ELE413) - This Over-the-Air (OTA) software update is designed to update the Data Connectivity Unit (DCU) logic of certain 2025 K5 and 2025 Sorento vehicles. This update is designed to improve the vehicle’s network communication performance. Additional information: This OTA will be rolled-out to all eligible K5 and Sorento vehicles with an active Kia Connect account.
Associated Products (2)Associated Documents - March 20, 2026•Document ID: 11030344Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- TSB_ELE413
- Date Added:
- March 31, 2026
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: DCU COMMUNICATION LOGIC IMPROVEMENT - This bulletin provides the procedure to upgrade the Data Connectivity Unit (DCU) system software on some 2025–2026MY vehicles listed in the table below. Kia has identified that Connected Car Services (CCS) functionality may intermittently fail due to temporary DCU communication issues. This condition can impact convenience and connectivity features by causing the Remote Start and Remote Climate functions to become inoperative, prevent vehicle status updates in the Kia Access app, and interrupt connected navigation routing services.
Associated Products (10)Associated Documents - March 18, 2026•Document ID: 11030382Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- WTY026_TSB_R2
- Date Added:
- April 1, 2026
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: WARRANTY EXTENSION CAMPAIGN: OIL PRESSURE SWITCH (OPS) REPLACEMENT (WTY026 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 regarding the replacement of the Oil Pressure Switch associated with the ‘Warranty Extension Program’ (WTY026) on some 2014-2018MY vehicles listed in the table below, for repairs that may be necessary to address an Oil Pressure Switch leak in the eligible vehicles listed below from 10 years/100,000 miles to 15 years/150,000 miles, whichever comes first, starting from the date the vehicle was first put into service. This warranty extension is to address the Oil Pressure Switch leaking condition at no cost to the customers during this extended warranty period.
Associated Products (12)Associated Documents - March 6, 2026•Document ID: 11029979EmissionsELECTRICAL SYSTEM; ENGINE
- Mfr Comm. #:
- SC340_TSB_R4
- Date Added:
- March 13, 2026
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: VOLUNTARY EMISSIONS SERVICE CAMPAIGN: THETA II 2.4L GDI EMISSION SECM LOGIC IMPROVEMENT (SC340 REV 4) - 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 Electronic Control Module ‘ECM’ system software for certain 2016-2022MY vehicles equipped with 2.4L Theta II engines listed in the table below. Kia has become aware that certain 2016-2022MY vehicles equipped with 2.4L Theta II engines may have engine calibrations that were not optimized for emissions standards under certain specific conditions. These calibrations may cause the vehicle to release air pollutants which exceed Federal and California standards. These standards were established to protect your health and welfare from the dangers of air pollution.
Associated Products (16)Associated Documents - February 20, 2026•Document ID: 11029043Service Bulletin/Repair InstructionsENGINE; ELECTRICAL SYSTEM
- Mfr Comm. #:
- SC325_TSB_R1
- Date Added:
- February 26, 2026
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: VOLUNTARY EMISSIONS SERVICE CAMPAIGN: AEWP INSPECTION AND REPLACEMENT (SC325) - 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 Auxiliary Electric Water Pump (AEWP), control harness wiring, and/or engine room junction box for coolant intrusion and/or corrosion on certain 2022-2023MY Kia Hybrid and Plug-in Hybrid vehicles listed in the table below. The AEWP in the subject vehicles may crack internally and allow coolant to intrude into the AEWP circuitry. If coolant enters the AEWP circuitry, the Check Engine Light (CEL) may be illuminated with one or more DTCs listed on page 2. If the vehicle continues to be driven in this condition, the Active Air Flap (AAF) warning message can also activate, and coolant may eventually migrate through the wiring harness to the engine room junction block. This may result in a reduction of motive power and may cause the vehicle to release air pollutants which exceeds Federal and California standards. These standards were established to protect the public health and welfare from the dangers of air pollution.
Associated Products (5)Associated Documents - February 19, 2026•Document ID: 11028908Service Bulletin/Repair InstructionsSTRUCTURE:BODY
- Mfr Comm. #:
- TSB_CS2312_R1
- Date Added:
- February 19, 2026
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: CUSTOMER SATISFACTION: THEFT DETERRENT IGNITION CYLINDER PROTECTOR AND DECAL INSTALLATION (CS2312) - 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 install a Theft Deterrent Ignition Cylinder Protector on certain 2010-2022MY Kia vehicles outlined on page 20, which may not have been equipped with an immobilizer and whole Integrated Body control Unit (IBU) / Body Control Module (BCM) did receive the Ant-Theft Software Logic upgrade under CS2301/02/03/04/05/06/07/08/09 TSBs. In an effort to help prevent thefts of Kia vehicles, a protective cover will be permanently affixed to the ignition cylinder. This Theft Deterrent Ignition Cylinder Protector prevents the removal of the key lock cylinder thereby preventing access to the ignition tumbler.
Associated Products (72)Associated Documents - February 10, 2026•Document ID: 11028738Service CampaignENGINE
- Mfr Comm. #:
- TSB_ENG261_R1
- Date Added:
- February 11, 2026
- Manufacturer:
- KIA
SummaryTECHNICAL SERVICE BULLETIN: DATA COLLECTION: EXTRACT CALIFORNIA EMISSIONS DATA FROM ECU (DC26) - 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 monitoring performance tracking” emissions data from the Engine Control Unit (ECU) of certain vehicles sold in California. The California Air Resources Board (CARB) requires the emissions data from vehicles with a minimum of 3,000 accumulated miles without reprogramming or resetting.
Associated Products (6)Associated Documents