Flash: Powertrain Control Module (PCM) Updates
Ram technical service bulletin 1808623 for 2021 Ram 1500.
- Bulletin number
- 1808623
- Component
- Power train: automatic transmission: control module (TCM/PCM/tecm)
- Summary
- Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software.
Owners of these vehicles have filed 101 complaints in the transmission category.
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