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October 23, 2019 Service bulletin

Flash: Transmission Control Module (TCM) Updates

Dodge technical service bulletin 21-037-19 for 2020 Dodge Durango.

Bulletin number
21-037-19
Component
Power train: automatic transmission: control module (TCM/PCM/tecm)
Summary
Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. The customer may notice the following condition: Rough and/or erratic shifting between gears during normal drive cycles.

Owners of these vehicles have filed 3 complaints in the transmission category.

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