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May 14, 2022 Service bulletin

Flash: Transmission Control Module (TCM) Updates

Chrysler technical service bulletin 21-017-22 for 2020 Chrysler 300.

Bulletin number
21-017-22
Component
Power train
Summary
Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Customer may experience the following: Clunk noise from transmission (underneath) when remote started.

Owners of these vehicles have filed 1 complaints in the transmission category.

Vehicles covered

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