Kia Sorento 2008–2009 — technical service bulletin
Bulletin TSB-025 · NHTSA communication 10032792 · issued Oct 1, 2009
Technical service bulletin
communication type
Electrical System
component
2008–2009
model years
2
vehicle entries
Official summary
Kia: information related to the transmission control module (tcm) upgrade for certain models. Vehicles with 3.3l engine may experience a bumping symptom during engagement of the damper clutch (torque converter lock up clutch), and a bucking symptom when the damper clutch is fully engaged. *pe
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.