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May 19, 2023 Service bulletin

Flash: Powertrain Control Module (PCM) Updates Customers may experience one or more of the following ?...

Dodge technical service bulletin 1806323 for 2021 Dodge Charger.

Bulletin number
1806323
Component
Power train: automatic transmission: control module (TCM/PCM/tecm)
Summary
Flash: Powertrain Control Module (PCM) Updates Customers may experience one or more of the following ? Under light acceleration or low speeds below 19 kph (12 mph) engine speed may oscillate or surge. ? After Run Cooling (ARC) fan inoperative. This bulletin involves reprogramming the PCM with the latest available software.

Owners of these vehicles have filed 5 complaints in the transmission category.

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