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Service bulletins for the 2023 Ram 5500

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.

270 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Automatic transmission are shown. Show all

Bulletins, newest first
18082232023-09-25. 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.
18023232023-08-21. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ? **P1CEA-00 - Boost Side EVAP Purge System Performance.** ? P2300-00 - Ignition Coil A Primary Control Circuit Low. ? P2303-00 - Ignition Coil B Primary Control Circuit Low. ? P2306-00 - Ignition Coil C Primary Control Circuit Low. ? P2309-00 - Ignition Coil D Primary Control Circuit Low. ? P1CEA-00 - Boost Side EVAP Purge System Performance. This bulletin involves reprogramming the PCM with the latest available software.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.