Kia Cadenza 2014–2015 — technical service bulletin
Bulletin TSBTRA056 · NHTSA communication 10089381 · issued Aug 3, 2015
Technical service bulletin
communication type
Power Train
component
2014–2015
model years
2
vehicle entries
Official summary
Tsb: tcm upgrade shift logic improvement - this bulletin provides information related to a tcm (transmission control module) software upgrade for some 2014~2015my cadenza (vg) vehicles, produced from february 11, 2013 through july 11, 2014 and from july 14, 2014 through december 12, 2014, to improve a transmission shift concern that may be described as hunting and/or busy shift. To resolve the concern, reprogram the tcm/pcm using the gds/kds download as described in this bulletin. For confirmation that the latest reflash has been performed, verify rom id using the tables in this tsb.
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.