# 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.

- Type: Service bulletin
- NHTSA id: 10223768
- Published by NHTSA: 2022\-10\-17
- Manufacturer's number: S2221000002
- Manufacturer's date: 2022\-07\-14
- NHTSA component: POWER TRAIN:AUTOMATIC TRANSMISSION

## NHTSA's summary

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

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10223768-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10223768-9999.pdf)

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

## Components

Transmission and driveline, Automatic transmission

## Vehicles listed

- 2021 to 2022 DODGE CHALLENGER
- 2021 to 2022 DODGE CHARGER

## Other bulletins for the same vehicles and component

- [1809623](/bulletins/10243283.md), 2023-10-02, Service bulletin: ELECTRICAL SYSTEM; 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 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.
- [1809423](/bulletins/10243281.md), 2023-10-02, Service bulletin: ELECTRICAL SYSTEM; 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 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.
- [1809523](/bulletins/10243280.md), 2023-10-02, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); ELECTRICAL SYSTEM. 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.
- [1809323](/bulletins/10243256.md), 2023-10-02, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); ELECTRICAL SYSTEM. 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.
- [1809123](/bulletins/10243255.md), 2023-10-02, Service bulletin: ELECTRICAL SYSTEM; 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 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.
- [1809023](/bulletins/10243253.md), 2023-10-02, Service bulletin: 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 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.
- [1806223](/bulletins/10239963.md), 2023-07-31, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); ELECTRICAL SYSTEM. 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.
- [1806323](/bulletins/10239961.md), 2023-07-31, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). 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.
- [1806123](/bulletins/10239960.md), 2023-07-31, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); ELECTRICAL SYSTEM. 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.
- [S2125000002](/bulletins/10221288.md), 2022-09-26, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). Customer complaint includes a Mil\-on condition. Upon further investigation, one or more of the following fault codes may be set in the PCM:

JSON: [/v1/bulletins/10223768](/v1/bulletins/10223768)

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