2021 Kia Sorento Technical Service Bulletins

105 technical service bulletins (TSBs) are on record for the 2021 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.

• 10236650May 22, 2023Electrical 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.
• 10236078May 5, 2023Electrical 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.
• 10235104Apr 7, 2023Electrical system. PIT STOP: LOG FILE COLLECTION FOR AVN 5.0/W AND DISPLAY AUDIO 2.0 - 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 contains information regarding the log file collection procedure for 2020MY~ models equipped with AVN 5.0/W or Display Audio 2.0 head units.
• 10233638Mar 30, 2023Electrical system. TECHNICAL SERVICE BULLETIN: CUSTOMER SATISFACTION: ANTI-THEFT S/W LOGIC UPGRADE & DECAL INSTALLATION (CS2304) - This bulletin has been revised to include additional information.
• 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.
• 10233310Mar 28, 2023Electrical system. CUSTOMER SATISFACTION CAMPAIGN: OWNER NOTIFICATION - This document is the owner 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)…
• 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…
• 10233315Mar 8, 2023Transmission and drivetrain. TSB_TRA101_CLSD: TECHNICAL SERVICE BULLETIN: SERVICE ACTION: 8-SPEED DUAL CLUTCH TRANSMISSION (DCT) S/W LOGIC IMPROVEMENT (SA502) - SA502 superseded by SA526, TSB CLOSED.
• 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.
• 10220346Sep 16, 2022Engine cooling, Electrical system. TECHNICAL SERVICE BULLETIN: MAINTENANCE REMINDER FEATURE - 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 on setting the "Service Interval Reminder" feature available on most 2014-2023MY Kia vehicles (refer to model list on page 2).
• 10219343Sep 2, 2022Electrical system, Transmission and drivetrain. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: 8-SPEED DUAL CLUTCH TRANSMISSION (DCT) S/W LOGIC IMPROVEMENT (SA502) - 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 of the A/T system on certain 2021-2023MY K5 (DL3a) and 2021-2022MY Sorento (MQ4a)…
• 10218934Aug 29, 2022Electrical system, Transmission and drivetrain. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: 8-SPEED DUAL CLUTCH TRANSMISSION (DCT) S/W LOGIC IMPROVEMENT (SA502) - This bulletin provides information to update the software logic of the A/T system on certain 2021-2023MY K5 (DL3a) and 2021-2022MY Sorento (MQ4a) vehicles equipped with Theta 2.5L T-GDI engine and 8-Speed DCT. The affected vehicles may exhibit an abnormal shifting condition while driving, due to the…
• 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…
• 10216886Jul 27, 2022Body and structure, Electrical system. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: REAR CORNER RADAR UNIT BODY SEALER INSPECTION & REPAIR (SA503) - This bulletin provides information to inspect both rear (LH & RH) corner radar unit mounting body sealer surface on some 2021-2022MY Sorento (MQ4a) vehicles equipped with rear Blind Spot Detection (BSD) System, produced from November 30, 2021 through June 30, 2022, which may have excess body sealer applied…
• 10209455Mar 30, 2022Electrical system. PITSTOP: INSTRUMENT CLUSTER REPLACEMENT AND MILEAGE SETTING WITH KDS - 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 the KDS service procedure for mileage setting on the models listed below with newly replaced instrument clusters.
• 10209438Mar 1, 2022Engine cooling. TECHNICAL SERVICE BULLETIN: EXCESSIVE OIL CONSUMPTION NU/GAMMA/THETA/KAPPA ENGINES - 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 on diagnosing and/or repairing some 2011-2021MY vehicles (refer to the tables on pages 8-9 for applicable models and engine), which may exhibit a…
• 10206881Jan 25, 2022Engine cooling. TECHNICAL SERVICE BULLETIN: AIR INTAKE SYSTEM CLEANING, PCV VALVE & AIR FILTER REPLACEMENT DUE TO OIL CONTAMINATION - This bulletin provides information regarding the air intake system which may become contaminated with oil due to a faulty Positive Crankcase Ventilation (PCV) check valve on some 2021-2022MY Sorento (MQ4a) vehicles equipped with Theta III 2.5L T-GDI engine, produced from September 10, 2020 through…
• 10206878Jan 24, 2022Equipment, Electrical system. PITSTOP: BATTERY DEALER (SHIPPING)/CUSTOMER MODE SWITCH - 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 a new interface related to the electronic Dealer (Shipping) / Customer Mode Switch setting on all applicable models.
• 10206957Jan 19, 2022Equipment, Transmission and drivetrain. TECHNICAL SERVICE BULLETIN: 8 SPEED WET DUAL CLUTCH TRANSMISSION (WDCT) JUDDER EVALUATION - This bulletin provides information to inspect for judder in the 8-speed Wet Dual Clutch Transmission (WDCT) and possibly replace the Dual Clutch Assembly on some 2021MY~ K5 GT (DL3a) vehicles produced from November 16, 2020 and later and Sorento EX trim and above (MQ4a) non-hybrid vehicles, produced from October 26, 2020 and…
• 10206642Jan 6, 2022Engine cooling, Engine. TECHNICAL SERVICE BULLETIN: EXCESSIVE OIL CONSUMPTION NU/GAMMA/THETA/KAPPA ENGINES - 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 on diagnosing and/or repairing some 2011-2021MY vehicles (refer to the tables on pages 8-9 for applicable models and engine), which may exhibit a…
• 10205527Dec 22, 2021Engine cooling. PITSTOP: POTENTIAL LOW OIL PRESSURE DUE TO FILTER DRAIN PLUG THAT WAS LEFT IN FILTER - Attention Dealership Service Managers, Service and Lube Techs, pay particular attention to this information. This Pitstop provides information regarding potential engine damage if the proper procedures are not followed during an oil change on some 2021 and later K5 (DL3a) and Sorento (MQ4a) vehicles equipped with 2.5L/2.5L-T GDI…
• 10205426Dec 21, 2021Equipment, Engine cooling. TECHNICAL SERVICE BULLETIN: EXCESSIVE OIL CONSUMPTION NU/GAMMA/THETA/KAPPA ENGINES - 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 on diagnosing and/or repairing some 2011-2021MY vehicles (refer to the tables on pages 8-9 for applicable models and engine), which may exhibit a…
• 10205501Dec 13, 2021Fuel system, Electrical system, Engine cooling. Tsb_fue054_closed: technical service bulletin closed
• 10205424Dec 13, 2021Electrical system, Fuel system, Engine cooling. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: 2.5L GDI WITH MIL ON DTC P2074XX ECM LOGIC IMPROVEMENT (SA489A) - This bulletin provides the procedure to update the software logic of the Engine Control Module (ECM) system on some 2021-2022MY Sorento (MQ4a) vehicles with Theta 2.5L GDI engines, produced from September 30, 2020 through October 25, 2021, which may exhibit an MIL 'ON' with DTC P2074XX due to throttle…
• 10205499Dec 2, 2021Fuel system, Engine cooling, Electrical system. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: 2.5L GDI WITH MIL ON DTC P2074XX ECM LOGIC IMPROVEMENT (SA489) - This bulletin provides the procedure to update the software logic of the Engine Control Module (ECM) system on some 2021-2022MY Sorento (MQ4a) vehicles with Theta 2.5L GDI engines, produced from September 30, 2020 through October 25, 2021, which may exhibit an MIL ON with DTC P2074XX due to throttle position…
• 10202226Oct 5, 2021Steering. TECHNICAL SERVICE BULLETIN: PARTIAL REPAIR OF C-MDPS MOTOR, ECU, WORM GEAR AND/OR STEERING COLUMN HOUSING - 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 Motor Driven Power Steering (MDPS) Motor, Electronic Control Unit (ECU), Steering…
• 10201529Sep 13, 2021Exterior lighting, Body and structure. TECHNICAL SERVICE BULLETIN: INFORMATION FOR HEADLAMP CONDENSATION AND MOISTURE - 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 some Kia models that may exhibit fogging, condensation, and/or moisture inside a headlamp assembly.
• 10201158Sep 1, 2021Engine cooling. TECHNICAL SERVICE BULLETIN: EXCESSIVE OIL CONSUMPTION NU/GAMMA/THETA/KAPPA ENGINES - 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 on diagnosing and/or repairing some 2011-2019MY vehicles (refer to table below for applicable model and engine), which may exhibit a symptom of…
• 10200549Aug 24, 2021Electrical system. PITSTOP: REAR OCCUPANT ALERT (ROA) WITH ULTRASONIC OPERATION - 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 ultrasonic sensor feature designed to alert the driver, in the event that a rear passenger is remaining inside the vehicle.
• 10200525Aug 3, 2021Forward collision avoidance, Electrical system. PITSTOP: FRONT RADAR SENSOR MOUNTING INSPECTION (PS704) - This pitstop provides information regarding front radar sensor alignment on 2014MY and later vehicles that may exhibit a warning light ON related to radar sensor alignment errors in the Forward Collision-Avoidance Assist (FCA)/Smart Cruise Control (SCC) system.
• 10196825Jun 9, 2021Electrical system. PIT STOP: LOG FILE COLLECTION FOR AVN 5.0/W AND DISPLAY AUDIO 2.0 - 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 contains information regarding the log file collection procedure for 2020MY~ models equipped with AVN 5.0/W or Display Audio 2.0 head units.
• 10191841May 5, 2021Steering, Electrical system. PIT STOP: DIAGNOSING HAPTIC MOTOR CONCERNS - This Pitstop provides information regarding a "Check Haptic Steering Wheel System" message displayed on the cluster on some 2021MY Sorento (MQ4a) vehicles, with DTC B247300 which may be related to a poor connection in the haptic motor circuit.
• 10190179Apr 9, 2021Electrical system. TECHNICAL SERVICE BULLETIN: DISPLAY AUDIO 2.0 VALUE SOFTWARE UPDATE FOR WIRELESS CARPLAY 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.
• 10190178Apr 8, 2021Electrical system. TECHNICAL SERVICE BULLETIN: SERVICE REMINDER SETTING RESET PROCEDURE - 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 turn OFF the service reminder lamp, at the first service interval reminder alert that will display on the instrument cluster.
• 10189545Mar 25, 2021Steering. TECHNICAL SERVICE BULLETIN: PARTIAL REPAIR OF C-MDPS MOTOR, ECU, WORM GEAR AND/OR STEERING COLUMN HOUSING - 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 Motor Driven Power Steering (MDPS) Motor, Electronic Control Unit (ECU), Steering…
• 10189542Mar 23, 2021Electrical system. PITSTOP: BATTERY DEALER / CUSTOMER MODE SWITCH - 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 a new interface related to the electronic Dealer / Customer Mode Switch setting on multiple models.
• 10189269Mar 12, 2021Electrical system. PITSTOP: LOG FILE COLLECTION FOR AVN 5.0/W & DISPLAY AUDIO 2.0 - This Pitstop contains information regarding the log file collection procedure for 2020MY~ models equipped with AVN 5.0/W or Display Audio 2.0 head units.
• 10189270Mar 11, 2021Electrical system. TECHNICAL SERVICE BULLETIN: SERVICE REMINDER SETTING RESET PROCEDURE - 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 turn OFF the service reminder lamp, at the first service interval reminder alert that will display on the instrument cluster.
• 10187814Feb 4, 2021Electrical system. TECHNICAL SERVICE BULLETIN: COMBINATION TSB / SERVICE ACTION: DISPLAY AUDIO 2.0 SOFTWARE UPDATE FOR WIRELESS CARPLAY ISSUE (SA460) - 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.
• 10187820Feb 3, 2021Engine cooling. TECHNICAL SERVICE BULLETIN: DATA COLLECTION: EXTRACT CALIFORNIA EMISSIONS DATA FROM ECU (DC21) - 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…
• 10186040Jan 13, 2021Electrical system. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: DISPLAY AUDIO 2.0 SOFTWARE UPDATE FOR WIRELESS CARPLAY ISSUE (SA460) - This bulletin provides the procedure to update the head unit software on some 2021MY K5 (DL3a), Sorento (MQ4a), and Sorento Hybrid (MQ4 HEV) vehicles (refer to affected vehicle range on page 6), equipped with a Display Audio 2.0 head unit, which may exhibit a wireless CarPlay connectivity issue with…
• 10185024Dec 23, 2020Engine cooling, Brakes, Vehicle speed control. SC202_OWNR - Notice to owners of a Voluntary Service Campaign to replace the accelerator pedal assembly on some 2021 MY Sorento vehicles, produced from September 9, 2020 through December 3, 2020. When the shift lever is in the P (Park) position, a higher than expected idle RPM condition may occur due to a mispositioned internal component in the pedal assembly. However, if this condition occurs, brake pedal…
• 10185025Dec 17, 2020Engine cooling, Brakes, Vehicle speed control. TSB_202 - Technical Service Bulletin - VOLUNTARY SERVICE CAMPAIGN - This bulletin provides the procedure to replace the accelerator pedal assembly on some 2021MY Sorento (MQ4a) vehicles, produced from September 9, 2020 through December 3, 2020. When the shift lever is in the P (Park) position, a potential higher than expected idle RPM condition may occur due to a mispositioned internal component in the pedal…
• 10184996Dec 17, 2020Vehicle speed control. SC202_Questions and Answers - Frequently Asked Questions regarding the Voluntary Service Campaign to replace the accelerator pedal assembly on some 2021 MY Kia Sorento vehicles.
• 10184995Dec 17, 2020Vehicle speed control, Transmission and drivetrain, Engine cooling, Brakes. SC202_DSM - Dealer Service Manager Notice of a Voluntary Service Campaign to replace the accelerator pedal assembly on some 2021 MY Sorento vehicles, produced from September 9, 2020 through December 3, 2020. When the shift lever is in the P (Park) position, a higher than expected idle RPM condition may occur due to a mispositioned internal component in the pedal assembly. However, if this condition occurs, brake…
• 10184993Dec 17, 2020Engine cooling, Brakes, Vehicle speed control. SC202_DP - Dealer Principal Letter - Notice to Dealer Principals of a Voluntary Service Campaign to replace the accelerator pedal assembly on some 2021 MY Sorento vehicles, produced from September 9, 2020 through December 3, 2020. When the shift lever is in the P (Park) position, a higher than expected idle RPM condition may occur due to a mispositioned internal component in the pedal assembly. However, if this…
• 10184997Dec 3, 2020Transmission and drivetrain, Engine cooling, Electrical system. TSB_ELE200_CLOSED: Technical Service Bulletin superseded by SC199_TSB

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