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October 1, 2009 Service bulletin

Hyundai: ECM and TCM update

Hyundai technical service bulletin TSB-09-01-029 for 2010 Hyundai Sonata.

Bulletin number
TSB-09-01-029
Component
Power train: automatic transmission: control module (TCM/PCM/tecm)
Summary
Hyundai: ECM and TCM update. A procedure has been provided to update the PCM with the most recent calibration for vehicles with an automatic transaxles.

Owners of these vehicles have filed 21 complaints in the transmission category.

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