Kia Optima 2011–2012 — technical service bulletin
Bulletin TSBENG132R1 · NHTSA communication 10090444 · issued Jun 25, 2013
Technical service bulletin
communication type
Electrical System
component
2011–2012
model years
2
vehicle entries
Official summary
Tsb: ecm upgrade - driving performance improvement (ver.2) - this bulletin provides information related to a controller software upgrade for all 2011~2012my optima hybrid vehicles.
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.