Kia EV9 2026 — technical service bulletin
Bulletin TSB_BOD354 · NHTSA communication 11032899 · issued May 19, 2026
Technical service bulletin
communication type
Seats
component
2026
model years
1
vehicle entries
Official summary
TECHNICAL SERVICE BULLETIN: SERVICE ACTION: FRONT SEAT SLIDE MOTOR NOISE (SA647) - This bulletin provides information to remove the seat slide motor tube from the power front seats on certain 2026MY EV9 (MV1a) vehicles produced from January 2, 2025, through January 3, 2026, that are in dealer stock only. The subject vehicles may exhibit a buzzing noise while the user operates the power seat slide (forward and rearward) functions. This condition does not affect seat functionality.
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.