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June 23, 2023 Service bulletin

Flash: Transmission Control Module (TCM) Updates

Jeep technical service bulletin 2101523 for 2022 Jeep Grand Cherokee.

Bulletin number
2101523
Component
Power train: automatic transmission: control module (TCM/PCM/tecm)
Summary
Flash: Transmission Control Module (TCM) Updates Customer may experience the following: ? Vehicle shifts excessively between gears 1 & 2 in Selec-Speed Control position. This bulletin involves reprogramming the TCM with the latest available software.

Owners of these vehicles have filed 39 complaints in the transmission category.

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