Technical service bulletins are instructions a manufacturer sent its dealers about a known fault. They are not recalls and the work is usually not free, but they are the clearest signal of a problem the manufacturer already knows about.
TSB_ELE434
Service Bulletin/Repair Instructions
TECHNICAL SERVICE BULLETIN: SERVICE ACTION: SBCM SOFTWARE LOGIC IMPROVEMENT (SA658) - This bulletin provides information to upgrade the Side Body Zone Control Module - Driver ‘SBCM_DRV’ and Side Body Zone Control Module - Assist ‘SBCM_AST’ systems software on certain 2027MY Telluride (LQ2a) and 2027MY Telluride Hybrid (LQ2a HEV) vehicles produced from March 13, 2025 through August 27, 2025. Some of the affected vehicles may exhibit a popping noise from one or both outside sideview mirror(s) after the auto fold/unfold function is enabled and the vehicle is locked. This condition is caused by the SBCM sending an additional fold command after the mirrors have already completed the folding operation. This condition does not affect the ability of the mirror to fold or unfold.
TSB_ELE431
Service Bulletin/Repair Instructions
TECHNICAL SERVICE BULLETIN: ULTRA-WIDE BAND SENSOR SOFTWARE UPDATE (SA652) - This bulletin provides information to upgrade the Ultra-Wideband Bluetooth Low Energy Master (“UWB_BLE_M”) system software on certain Digital Key 2-equipped 2027MY Telluride (LQ2a) vehicles produced from December 03, 2025, through June 04, 2026, and certain 2027MY Telluride Hybrid (LQ2a HEV) vehicles produced from December 04, 2025, through June 04, 2026. The improved software reduces power consumption from the vehicle’s auxiliary battery and enhances its performance by preventing the vehicle's auto-flush door handles from remaining extended for prolonged periods when a smartphone with Digital Key 2 remains nearby the parked vehicle. To extend the auto-flush door handles in this circumstance, the driver should press the lock/unlock indentation on either front door handle.
TSB_ELE432
Service Bulletin/Repair Instructions
TECHNICAL SERVICE BULLETIN: SUNROOF LOGIC IMPROVEMENT (SA653) - This bulletin provides information to upgrade the Roof Control Module ‘RCM’ system software on certain 2027MY Telluride (LQ2a) vehicles produced from December 04, 2025 through May 28, 2026, and 2027MY Telluride Hybrid (LQ2a HEV) vehicles produced from December 05, 2025 through May 28, 2026. The affected vehicles may exhibit an illuminated Malfunction Indicator Lamp ‘MIL’ accompanied by DTC U17000 which can cause the sunroof assembly to become inoperative.
TSB_ELE267
Service Bulletin/Repair Instructions
TECHNICAL SERVICE BULLETIN: CRANKCASE EJECTOR INSPECTION/REPLACEMENT (SA650) - This bulletin provides instructions to inspect and, if necessary, replace the PCV ejector on certain 2027MY Telluride Hybrid (LQ2AH) vehicles produced from December 4, 2025, through March 20, 2026. Affected vehicles may display an illuminated Malfunction Indicator Lamp (MIL) with Diagnostic Trouble Code (DTC) P04DB00 due to damage to the ejector assembly. No drivability issues are associated with this condition.
TSB_TRA116_R1
Service Bulletin/Repair Instructions
TECHNICAL SERVICE BULLETIN: SERVICE ACTION: TRANSAXLE ASSEMBLY REPLACEMENT (SA648) - 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 replace the transaxle assembly on certain 2027MY Telluride Hybrid (LQ2 HEV) vehicles produced from February 02, 2026, through March 20, 2026. The affected vehicles may exhibit a rough 3rd → 4th gear upshift and/or 5th → 4th gear downshift accompanied by an illuminated malfunction indicator lamp with DTC P073500 stored.
TSB_ELE424_R1
Service Bulletin/Repair Instructions
TECHNICAL SERVICE BULLETIN: SERVICE ACTION: DIGITAL KEY BATTERY: DISCHARGE LOGIC IMPROVEMENT (SA651) - 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 Body Domain Controller – Body Control Module ‘BDC-BCM’ system software on certain 2027MY Telluride (LQ2a) vehicles produced from December 03, 2026 through May 04, 2026 and certain 2027MY Telluride Hybrid (LQ2 HEV) vehicles produced from December 04, 2025 through May 04, 2026. The affected vehicles may experience excessive discharging of the 12V battery while parked, potentially resulting in a no-start condition.
OTA_SA651_NOTES
Over The Air
RELEASE NOTES: OVER-THE-AIR: SOFTWARE UPDATE FOR BODY DOMAIN CONTROLLER (SA651) - This Over-the-Air (OTA) software update is designed to update the Body Domian Controller (BDC) logic of certain 2027 Telluride vehicles. This update is designed to improve the connection and controller logic between Digital Key and Ultra Wideband-supported smartphone devices to reduce 12V battery consumption.
TSB_ELE424
Service Bulletin/Repair Instructions
TECHNICAL SERVICE BULLETIN: SERVICE ACTION: DIGITAL KEY BATTERY DISCHARGE LOGIC IMPROVEMENT (SA651) - This bulletin provides information to improve the Body Domain Controller – Body Control Module ‘BDC-BCM’ system software on certain 2027MY Telluride (LQ2a) vehicles produced from December 03, 2026 through May 04, 2026 and certain 2027MY Telluride Hybrid (LQ2 HEV) vehicles produced from December 04, 2025 through May 04, 2026. The affected vehicles may experience excessive discharging of the 12V battery while parked, potentially resulting in a no-start condition.
TSB_TRA116
Service Bulletin/Repair Instructions
TECHNICAL SERVICE BULLETIN: SERVICE ACTION: TRANSAXLE ASSEMBLY REPLACEMENT (SA648) - This bulletin provides information to replace the transaxle assembly on certain 2027MY Telluride Hybrid (LQ2 HEV) vehicles produced from February 02, 2026, through March 20, 2026. The affected vehicles may exhibit a rough 3rd → 4th gear upshift and/or 5th → 4th gear downshift accompanied by an illuminated malfunction indicator lamp with DTC P073500 stored.
TSB_ELE421
Service Bulletin/Repair Instructions
TECHNICAL SERVICE BULLETIN: SERVICE ACTION: DOOR HANDLE DISCHARGE LOGIC IMPROVEMENT (SA646) - This bulletin provides information to upgrade the Door Handle Sensor Module ‘DHS’ system software on certain 2027MY Telluride (LQ2a, LQ2 HEV) vehicles produced from December 03, 2025 through April 10, 2026, which may experience excessive discharging of the 12V battery while parked, potentially resulting in a no-start condition
TSB_ELE417
Service Bulletin/Repair Instructions
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.