WenmarOpen by Wenmar Pro

Service bulletins for the 2016 Kia Sorento

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.

275 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
SC330_OWNR_3012026-09-30. Service campaign. EXTERIOR LIGHTING; ELECTRICAL SYSTEM. VOLUNTARY SERVICE CAMPAIGN: OWNER RENOTIFICATION (SC330 Flight 301) - This document is the owner renotification advising that Kia is conducting a Voluntary Service Campaign to replace the multi-function switch knob with improved parts on certain 2016-2018 MY Sorento vehicles.
WTY031_TSB_R22026-06-18. Warranty extension. EXTERIOR LIGHTING; ELECTRICAL SYSTEM; VISIBILITY/WIPER. TECHNICAL SERVICE BULLETIN: WARRANTY EXTENSION CAMPAIGN: MULTIFUNCTION SWITCH REPAIR (WTY031) - 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 ‘Multifunction Switch Warranty Extension Program’ (WTY031) to repair the multifunction switch knob on 2016-2018MY Sorento (UMa) vehicles, produced at Kia Georgia from October 27, 2014 through March 7, 2018, which may exhibit an intermittent headlamp flickering. The vehicle’s warranty for this issue will be extended from 5 years/60,000 miles to 15 years/150,000 miles, whichever comes first, starting from the date the vehicle was first put into service.
SC340_TSB_R42026-03-13. Emissions. ELECTRICAL SYSTEM; ENGINE. TECHNICAL 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.
SC340_STKR2025-10-24. Emissions. ELECTRICAL SYSTEM; ENGINE. SC340_STKR: VOLUNTARY EMISSIONS SERVICE CAMPAIGN COMPLETION LABEL/STICKER
SC340_QA2025-10-24. Emissions. ELECTRICAL SYSTEM; ENGINE. VOLUNTARY EMISSIONS SERVICE CAMPAIGN: QUESTION AND ANSWER (SC340) - This document is the Question and Answer Guide containing the most frequently asked questions regarding the Voluntary Emissions Service Campaign SC340.
SC340_POC2025-10-24. Emissions. ENGINE; ELECTRICAL SYSTEM. VOLUNTARY EMISSIONS SERVICE CAMPAIGN: SC340_POC: PROOF OF CORRECTION CARD
SC340_DPSM2025-10-24. Emissions. ENGINE; ELECTRICAL SYSTEM. VOLUNTARY EMISSIONS SERVICE CAMPAIGN: DEALER PARTS AND SERVICE MANAGER MEMO (SC340) - This document is the announcement to the dealer Parts and Service managers advising that Kia is conducting a Voluntary Emissions Service Campaign to improve the emissions software logic in the Electronic Control Module (ECM) to ensure compliance with emissions regulations in certain 2017-2022 MY Sportage vehicles manufactured from December 10, 2015, through December 7, 2021, certain 2016-2020 MY Optima vehicles manufactured from August 28, 2015, through June 23, 2020, and certain 2016-2020 MY Sorento vehicles manufactured from October 27, 2014, through November 4, 2020, equipped with 2.4L Theta GDI engines.
SC340_DP2025-10-24. Emissions. ENGINE; ELECTRICAL SYSTEM. VOLUNTARY EMISSIONS SERVICE CAMPAIGN: DEALER PRINCIPAL MEMO (SC340) - This document is the announcement to the dealer principals advising that Kia is conducting a Voluntary Emissions Service Campaign to improve the emissions software logic in the Electronic Control Module (ECM) to ensure compliance with emissions regulations in certain 2017-2022 MY Sportage vehicles manufactured from December 10, 2015, through December 7, 2021, certain 2016-2020 MY Optima vehicles manufactured from August 28, 2015, through June 23, 2020, and certain 2016-2020 MY Sorento vehicles manufactured from October 27, 2014, through November 4, 2020, equipped with 2.4L Theta GDI engines.
SC330_OWNR_2012025-09-22. Service campaign. ELECTRICAL SYSTEM. VOLUNTARY SERVICE CAMPAIGN: OWNER RENOTIFICATION (SC330) - This document is the owner renotification advising that Kia is conducting a Voluntary Service Campaign to replace the multi-function switch knob with improved parts on certain 2016-2018 MY Sorento vehicles.
SC330_TSB2025-02-01. Service bulletin. ELECTRICAL SYSTEM; EXTERIOR LIGHTING. TECHNICAL SERVICE BULLETIN: VOLUNTARY SERVICE CAMPAIGN: MULTI-FUNCTION SWITCH REPAIR (SC330) - This bulletin provides information to repair the multi-function switch knob on certain 2016-2018MY Sorento (UMa) vehicles manufactured from October 27, 2014 through March 7, 2018. The contact points in the multi-function switch in the subject vehicles may become worn over time, which may result in intermittent headlamp flickering.
SC330_QA2025-01-30. Service campaign. ELECTRICAL SYSTEM; EXTERIOR LIGHTING. VOLUNTARY SERVICE CAMPAIGN: QUESTION AND ANSWER (SC330) - This document is the Question and Answer Guide containing the most frequently asked questions regarding the Voluntary Service Campaign SC330.
SC330_OWNR2025-01-30. Service campaign. EXTERIOR LIGHTING; ELECTRICAL SYSTEM. VOLUNTARY SERVICE CAMPAIGN: OWNER NOTIFICATION (SC330) - This document is the owner notification advising that Kia conducting a Voluntary Service Campaign to replace the multi-function switch knob with improved parts on certain 2016-2018 MY Sorento vehicles, manufactured from October 27, 2014 through March 7, 2018.
SC330_DPSM2025-01-30. Service campaign. EXTERIOR LIGHTING; ELECTRICAL SYSTEM. VOLUNTARY SERVICE CAMPAIGN: DEALER PARTS AND SERVICE MANAGER MEMO (SC330) - This document is the announcement to the dealer Parts and Service managers advising that Kia is conducting a Voluntary Service Campaign to replace the multi-function switch knob with improved parts on certain 2016-2018 MY Sorento vehicles, manufactured from October 27, 2014 through March 7, 2018.
SC330_DP2025-01-30. Service campaign. ELECTRICAL SYSTEM; EXTERIOR LIGHTING. VOLUNTARY SERVICE CAMPAIGN: DEALER PRINCIPAL MEMO (SC330) - This document is the announcement to the dealer principals advising that Kia is conducting a Voluntary Service Campaign to replace the multi-function switch knob with improved parts on certain 2016-2018 MY Sorento vehicles, manufactured from October 27, 2014 through March 7, 2018.
WTY031_OWNR3022024-11-21. Warranty extension. EXTERIOR LIGHTING; ELECTRICAL SYSTEM; VISIBILITY/WIPER. WARRANTY EXTENSION CAMPAIGN: OWNER RENOTIFICATION (WTY031) - This document is the owner renotification advising that Kia is extending the New Vehicle Limited Warranty coverage, to all owners, for the multi-function switch assembly on 2016-2017 MY Sorento vehicles from 5 years / 60,000 miles to 15 years / 150,000 miles, whichever comes first, starting from the date the vehicle was first put into service. The contact points in the multi-function switch in your vehicle may become worn, and it could result in intermittent headlamp flickering.
CS2304_TSB_R72024-06-13. Service bulletin. ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN: CUSTOMER SATISFACTION: ANTI-THEFT S/W LOGIC UPGRADE & DECAL INSTALLATION (CS2304) - 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), or Intelligent Integrated Platform Module (IPM) system on certain 2011-2015MY Sorento (XMa), 2016-2020MY Sorento (UMa), and 2021-2022MY Sorento (MQ4a) vehicles produced within the dates outlined on page 13, 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.
PI1802YZ_TSB_R72024-04-03. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. TECHNICAL SERVICE BULLETIN: PRODUCT IMPROVEMENT CAMPAIGN: ENGINE REPLACEMENT INSTRUCTIONS FOR DTC P1326 (PI1802Y/Z) - 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 the Technical Service Bulletin previously published PI1802 titled "Knock Sensor Detection System - ECU Logic Improvement"; equipped w/THETA II engine. Specifically, this bulletin provides instructions on which procedures to follow if, after installation of the KSDS, any one of the subject vehicles below returns to the dealer with Diagnostic Trouble Code (DTC) P1326 (Knock Signal Range/Performance).
WTY031_TSB_R12024-01-06. Service bulletin. EXTERIOR LIGHTING; ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN: MULTIFUNCTION SWITCH REPAIR - 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 "Multifunction Switch Warranty Extension Program" (WTY031) to repair the multifunction switch knob on 2016-2018MY Sorento (UMa) vehicles, produced at Kia Georgia from October 27, 2014 through March 7, 2018, which may exhibit an intermittent headlamp flickering. The vehicle's warranty for this issue will be extended from 5 years/60,000 miles to 15 years/150,000 miles, whichever comes first, starting from the date the vehicle was first put into service. The concern does not need to be duplicated in order to follow the procedure outlined in this publication to replace the multifunction switch moving block and outer cover with the new improved part.
WTY031_OWNR161712023-11-04. Service bulletin. EXTERIOR LIGHTING; ELECTRICAL SYSTEM. WARRANTY EXTENSION: OWNER RE-NOTIFICATION - This document is the owner re-notification advising that Kia is extending the New Vehicle Limited Warranty coverage, to all owners, for the multi-function switch assembly on 2016-2017 MY Sorento vehicles from 5 years / 60,000 miles to 15 years / 150,000 miles, whichever comes first, starting from the date the vehicle was first put into service. The contact points in the multi-function switch in your vehicle may become worn, and it could result in intermittent headlamp flickering.
CS2304_TSB_R62023-11-03. Service bulletin. EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES; ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN: CUSTOMER SATISFACTION: ANTI-THEFT S/W LOGIC UPGRADE & DECAL INSTALLATION (CS2304) - 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), or Intelligent Integrated Platform Module (IPM) system on certain 2011-2015MY Sorento (XMa), 2016-2020MY Sorento (UMa), and 2021-2022MY Sorento (MQ4a) vehicles produced within the dates outlined on page 10, 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.
CS2310_TSB_R12023-08-24. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE. TECHNICAL SERVICE BULLETIN: CUSTOMER SATISFACTION: KIA GENUINE REMOTE START CONTROL MODULE UPGRADE FOR ANTI-THEFT LOGIC COMPATIBILITY (CS2310) - 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 logic in the Kia Genuine Remote Start Control Module on certain 2012-2022MY model vehicles listed on page 7. Vehicles equipped with a Kia Genuine Remote Start feature and have had the Anti-Theft software logic (CS230*) applied to the Integrated Body Control Unit (IBU) or Body Control Module (BCM) may experience five (5) inadvertent honks after starting the vehicle with the remote start feature.
CS2304_TSB_R52023-08-24. Service bulletin. ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN: CUSTOMER SATISFACTION: ANTI-THEFT S/W LOGIC UPGRADE & DECAL INSTALLATION (CS2304) - 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), or Intelligent Integrated Platform Module (IPM) system on certain 2011-2015MY Sorento (XMa), 2016-2020MY Sorento (UMa), and 2021-2022MY Sorento (MQ4a) vehicles produced within the dates outlined on page 10, 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.
CS2304B_OWNR22023-08-02. Service bulletin. ELECTRICAL SYSTEM. CUSTOMER SATISFACTION CAMPAIGN: OWNER RE-NOTIFICATION - This document is the owner re-notification advising that Kia has developed a software upgrade that can be installed on the vehicle to restrict the operation of the vehicle's ignition system should a locked vehicle be the subject of a break-in and theft attempt without the key. This software upgrade will be available to the customer free of charge for eighteen (18) months from the date of the original letter. When the software upgrade is complete, Kia will also provide the customer with window stickers that can be applied to the vehicle to discourage a break-in.
CS2304_TSB_R42023-08-02. Service bulletin. ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN: CUSTOMER SATISFACTION: ANTI-THEFT S/W LOGIC UPGRADE & DECAL INSTALLATION (CS2304) - 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), or Intelligent Integrated Platform Module (IPM) system on certain 2011-2015MY Sorento (XMa), 2016-2020MY Sorento (UMa), and 2021-2022MY Sorento (MQ4a) vehicles produced within the dates outlined on page 10, 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.
CS2310_TSB2023-08-02. Service bulletin. ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN CUSTOMER SATISFACTION: KIA GENUINE REMOTE START CONTROL MODULE UPGRADE FOR ANTI-THEFT LOGIC COMPATIBILITY (CS2310) - This bulletin provides information to update the software logic in the Kia Genuine Remote Start Control Module on certain 2012-2022MY model vehicles listed on page 6. Vehicles equipped with a Kia Genuine Remote Start feature and have had the Anti-Theft software logic (CS230*) applied to the Integrated Body Control Unit (IBU) or Body Control Module (BCM) may experience five (5) inadvertent honks after starting the vehicle with the remote start feature.

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