Flash: Powertrain Control Module (PCM) Updates
Ram technical service bulletin 18-091-22 for 2021 Ram 1500.
- Bulletin number
- 18-091-22
- Component
- Power train
- Summary
- Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience one or more of the following: An engine stall at low engine mileage and mostly low vehicle speeds 16 - 24kph (10 - 15 mph). LED light in the Start/Stop button will not illuminate when pressed.
Owners of these vehicles have filed 101 complaints in the transmission category.
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