Flash: Transmission Control Module (TCM) Updates
Ram technical service bulletin 21-019-21 for 2021 Ram 1500.
- Bulletin number
- 21-019-21
- Component
- Power train
- Summary
- Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Customers may experience the follwing:Unable to set desired gear manually from the steering wheel controls.
Owners of these vehicles have filed 101 complaints in the transmission category.
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