Service bulletins for the 2023 Chrysler 300
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.
119 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Transmission control module are shown. Show all
| 1810323 | 2024-01-08. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM. Flash: Powertrain Control Module (PCM) Updates The following software enhancement is available: ? Shift quality improvements during acceleration. This bulletin involves reprogramming the PCM with the latest available software. |
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| 1810323 | 2023-10-30. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM; POWER TRAIN. Flash: Powertrain Control Module (PCM) Updates The following software enhancement is available: ? Shift quality improvements during acceleration. 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.