Kia Telluride 2027 — technical service bulletin
Bulletin TSB_ELE421 · NHTSA communication 11031907 · issued Apr 23, 2026
Technical service bulletin
communication type
Electrical System
component
2027
model years
2
vehicle entries
Official summary
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
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.