Kia Sorento 2017 — technical service bulletin
Bulletin TSB-TRA064 · NHTSA communication 10109675 · issued Oct 28, 2016
Technical service bulletin
communication type
Electrical System
component
2017
model years
1
vehicle entries
Official summary
TSB: SERVICE ACTION: TCU UPGRADE ? DRIVING PERFORMANCE IMPROVEMENT (SA251) - This bulletin provides information related to the Transmission Control Unit (TCU) software upgrade for some 2017MY Sorento (UMa) 2.0T-GDI vehicles produced from April 7, 2016 to October 27, 2016 for a logic improvement. To apply the improved logic, the TCU should be reprogrammed using the GDS/KDS download, as described in this bulletin.
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.