RAM 2500 2023 — technical service bulletin
Bulletin 1807423 · NHTSA communication 10241101 · issued Jun 17, 2023
Technical service bulletin
communication type
Power Train
component
2023
model years
2
vehicle entries
Official summary
Flash: Powertrain Control Module (PCM) Updates Customers may experience one or more of the following: ? Longer crank time than normal. ? Transmission overheat conditions with a message displayed in cluster stating "Transmission oil temperature is too hot". This bulletin involves reprogramming the Engine Control Module/Powertrain Control Module (ECM/PCM) with the latest available software.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.