Hyundai TSB #Campaign TWW Dea

2017 Hyundai Sonata

TSB Document:

Affected Component: POWER TRAIN

Summary
This service campaign provides instructions to update both the ECM (Engine Control Module) and the TCM (Transmission Control Module) to improve the shift quality of the DCT (Dual Clutch Transmission) for these vehicles.

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Date Published
JUN 19, 2020
NHTSA TSB #
10177132
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