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June 19, 2020 Service bulletin

This bulletin provides the procedure to update both the ECM (Engine Control Module) and the TCM...

Hyundai technical service bulletin 20-01-025H for 2015-2017 Hyundai Sonata.

Bulletin number
20-01-025H
Component
Engine and engine cooling
Summary
This bulletin provides the procedure to update both the ECM (Engine Control Module) and the TCM (Transmission Control Module) on certain 2015-2017 Hyundai Sonatas equipped with 1.6L turbo engine 7-speed DCT Transmission.

Owners of these vehicles have filed 1,517 complaints in the engine category.

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