# Service bulletin 1807423

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10241101
- Published by NHTSA: 2023\-08\-21
- Manufacturer's number: 1807423
- Manufacturer's date: 2023\-06\-17
- NHTSA component: POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); ELECTRICAL SYSTEM

## NHTSA's 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.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10241101-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10241101-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system, Transmission and driveline, Automatic transmission, Transmission control module

## Vehicles listed

- 2023 RAM 2500
- 2023 RAM 3500

## Recalls for the same vehicles and component

- [26V288000](/recalls/nhtsa/26V288000.md), 2026-05-07: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\)
- [24V413000](/recalls/nhtsa/24V413000.md), 2024-06-06: POWER TRAIN:MANUAL TRANSMISSION; POWER TRAIN:AUTOMATIC TRANSMISSION
- [22V835000](/recalls/nhtsa/22V835000.md), 2022-11-10: POWER TRAIN:AUTOMATIC TRANSMISSION

## Other bulletins for the same vehicles and component

- [S2321000007](/bulletins/10243164.md), 2023-10-02, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); POWER TRAIN. Malfunction Indicator Lamp \(MIL\) Illumination. Diagnostic Trouble Codes \(DTCs\) P0944 ? Loss of Hydraulic Pump Prime, and P0868 ? Transmission Fluid Pressure Low, Set.
- [1808223](/bulletins/10242790.md), 2023-09-25, Service bulletin: ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). Flash: Powertrain Control Module \(PCM\) Updates Customers may experience the following: ? Cruise control inoperative. This bulletin involves reprogramming the PCM with the latest available software.

JSON: [/v1/bulletins/10241101](/v1/bulletins/10241101)

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