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Service bulletin S2221000002

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 id10223768
Published by NHTSA2022-10-17
Manufacturer's numberS2221000002
Manufacturer's date2022-07-14
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION

NHTSA's summary

8HP70 Automatic Transmissions Clunk Or Knock Type Noise From The Driveline.

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

Transmission and driveline, Automatic transmission

Vehicles listed
DODGE CHALLENGER2021, 2022
DODGE CHARGER2021, 2022

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

Other bulletins for the same vehicles and component
18096232023-10-02. Service bulletin. Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ? P0455 - EVAP System Large Leak. ? P0456 - EVAP System Small Leak. ? P0440 - General Evap System Failure. ? P0441 - EVAP Purge System Performance. This bulletin involves reprogramming the PCM with the latest available software.
18094232023-10-02. Service bulletin. Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ? P0455 - EVAP System Large Leak. ? P0456 - EVAP System Small Leak. ? P0440 - General Evap System Failure. ? P0441 - EVAP Purge System Performance. This bulletin involves reprogramming the PCM with the latest available software.
18095232023-10-02. Service bulletin. Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ? P0455 - EVAP System Large Leak. ? P0456 - EVAP System Small Leak. ? P0440 - General Evap System Failure. ? P0441 - EVAP Purge System Performance. This bulletin involves reprogramming the PCM with the latest available software.
18093232023-10-02. Service bulletin. Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ? P0455 - EVAP System Large Leak. ? P0456 - EVAP System Small Leak. ? P0440 - General Evap System Failure. ? P0441 - EVAP Purge System Performance. This bulletin involves reprogramming the PCM with the latest available software.
18091232023-10-02. Service bulletin. Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ? P0455 - EVAP System Large Leak. ? P0456 - EVAP System Small Leak. ? P0440 - General EVAP System Failure. ? P0441 - EVAP Purge System Performance. This bulletin involves reprogramming the PCM with the latest available software.
18090232023-10-02. Service bulletin. Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ? P0455 - EVAP System Large Leak. ? P0456 - EVAP System Small Leak. ? P0440 - General EVAP System Failure. ? P0441 - EVAP Purge System Performance. This bulletin involves reprogramming the PCM with the latest available software.
18062232023-07-31. Service bulletin. Flash: Powertrain Control Module (PCM) Updates Customers may experience one or more of the following ? Under light acceleration or low speeds below 19 kph (12 mph) engine speed may oscillate or surge. ? After Run Cooling (ARC) fan inoperative. This bulletin involves reprogramming the PCM with the latest available software.
18063232023-07-31. Service bulletin. Flash: Powertrain Control Module (PCM) Updates Customers may experience one or more of the following ? Under light acceleration or low speeds below 19 kph (12 mph) engine speed may oscillate or surge. ? After Run Cooling (ARC) fan inoperative. This bulletin involves reprogramming the PCM with the latest available software.
18061232023-07-31. Service bulletin. Flash: Powertrain Control Module (PCM) Updates Customers may experience one or more of the following ? Under light acceleration or low speeds below 19 kph (12 mph) engine speed may oscillate or surge. ? After Run Cooling (ARC) fan inoperative. This bulletin involves reprogramming the PCM with the latest available software.
S21250000022022-09-26. Service bulletin. Customer complaint includes a Mil-on condition. Upon further investigation, one or more of the following fault codes may be set in the PCM: