Ram TSB #1810823
2023 Ram 4500
Affected Component: ELECTRICAL SYSTEM
- Summary
- Flash: Powertrain Control Module (PCM) Updates Customers may experience one or more of the following: ? Lower than expected fuel economy when vehicle is lightly loaded, operating in stop and go traffic and at lower speeds. ? Long cranking / extended starting times. This bulletin involves reprogramming the PCM with the latest available software.