Kia K900 2015 — technical service bulletin
Bulletin TSB-TRA054R1 · NHTSA communication 10109800 · issued Nov 4, 2014
Technical service bulletin
communication type
Electrical System
component
2015
model years
1
vehicle entries
Official summary
TSB: COMBINED TSB/SERVICE ACTION: K900 (KH) SHIFT LOGIC IMPROVEMENT - TCM UPGRADE (SA174) - This bulletin provides information related to an upgrade of the TCM software for 2015MY K900 vehicles, produced prior to April 30, 2014, which may exhibit a ?rough shift feeling? concern, particularly when downshifting from third to second gear.
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.