WenmarOpen by Wenmar Pro

Service bulletin TSB-025

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10032792
Published by NHTSA2010-05-24
Manufacturer's numberTSB-025
Manufacturer's date2009-10-01
NHTSA componentELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

NHTSA's 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

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Electrical system, Transmission and driveline, Automatic transmission, Software, Transmission control module

Vehicles listed
KIA SORENTO2008, 2009

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
0342011-06-03. Service bulletin. KIA: THERE MAY BE ERRATIC SHIFTING, SHIFT SHOCK, AND A MALFUNCTION LIGHT ON WITH STORED TROUBLE CODES. THIS IS CAUSED BY A PROBLEM WITHIN THE TRANSFER MOTOR. *RM
TSB-0772010-11-20. Service bulletin. KIA: PROVIDES THE PROCEDURE TO UPGRADE THE ENGINE CONTROL MODULE (ECM) ON SOME VEHICLES WHICH MAY EXPERIENCE IDLE IRREGULARITY WITH BRAKE PEDAL APPLIED/DEPRESSED. *PE
TSB-0442010-08-18. Service bulletin. KIA: ECM UPGRADE WITH TP SENSOR REPLACEMENT-MIL ON WITH DTC P2135/P0638. INFORMATION RELATED TO ECM SOFTWARE AND TP SENSOR UPGRADE ON SOME VEHICLES WITH 2.7L ENGINES WHICH MAY EXPERIENCE A MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED WITH THE ELECTRONIC THROTTLE CONTROL (ETC) SYSTEM RELATED DTC P2135 OR P0638 OR P2A00 OR P2A03. *PE
TSB-0212010-04-20. Service bulletin. KIA MOTORS: SOME VEHICLES WITH A 3.8L 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 UPDATED 8/16/10. *PE
KT-20090422012009-09-18. Service bulletin. KIA: ON SOME VEHICLES WITH 2.7L ENGINES, THE ECM SOFTWARE AND TP SENSOR UPGRADE MAY EXPERIENCE A MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED WITH THE ELECTRONIC THROTTLE CONTROL (ETC) SYSTEM RELATED DTC P2135 OR P0638 OR P2A00 OR P2A03. *PE
0212008-06-17. Service bulletin. 2007-2008MY SORENTO (BL) TCM REPROGRAM. *NJ