Kia Sorento 2019 — technical service bulletin
Bulletin TSB_TRA095 · NHTSA communication 10190939 · issued Apr 26, 2021
Technical service bulletin
communication type
Power Train
component
2019
model years
1
vehicle entries
Official summary
TECHNICAL SERVICE BULLETIN: 3.3L GDI 8AT TCU GEAR SHIFT LOGIC IMPROVEMENT - This bulletin provides the procedure to improve the gear shift logic of the Transmission Control Unit (TCU) on some 2019MY Sorento (UMa) vehicles produced from January 24, 2018 through September 24, 2018, equipped with Lambda 3.3L GDI engine and 8-speed automatic transmission, which may exhibit symptoms of acceleration delay and hesitation after vehicle speed is reduced and close to 0 mph.
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.