Kia EV9 2026 — technical service bulletin
Bulletin OTA_SA634 · NHTSA communication 11027451 · issued Jan 6, 2026
Technical service bulletin
communication type
Electrical System
component
2026
model years
1
vehicle entries
Official summary
RELEASE NOTES: OVER-THE-AIR: SERVICE ACTION SOFTWARE UPDATE FOR WARNING LIGHTS (SA634) - This Over-the-Air (OTA) software update is designed to update the Vehicle Control Unit (VCU) logic of certain 2026 EV9 vehicles. This update is designed to improve the processing logic of the Vehicle Control Unit (VCU) to reduce the unintended display of warning lights.
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.