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Service bulletin 1813422

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10225281
Published by NHTSA2022-10-31
Manufacturer's number1813422
Manufacturer's date2022-08-16
NHTSA componentPOWER TRAIN:MANUAL TRANSMISSION:CONTROL MODULE:SOFTWARE; ELECTRICAL SYSTEM

NHTSA's summary

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience the following: After Race Cool Down Fan does not function.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Transmission and driveline, Manual transmission

Vehicles listed
DODGE CHALLENGER2020

Listing a model year does not mean every vehicle of it is concerned: the document says which.