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Service bulletin S2125000002

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 id10212447
Published by NHTSA2022-05-31
Manufacturer's numberS2125000002
Manufacturer's date2021-06-18
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

NHTSA's summary

Customer complaint includes a Mil-on condition. Upon further investigation, one or more of the following fault codes may be set in the PCM:

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, Transmission control module

Vehicles listed
ALFA ROMEO GIULIA2020 to 2021
ALFA ROMEO STELVIO2020, 2021
CHRYSLER 3002020, 2021
CHRYSLER PACIFICA2020, 2021
CHRYSLER VOYAGER2020, 2021
DODGE CARAVAN2020
DODGE CHALLENGER2020, 2021
DODGE CHARGER2020, 2021
DODGE DURANGO2020, 2021
DODGE JOURNEY2020
FIAT 5002020
JEEP CHEROKEE2020, 2021
JEEP COMPASS2020, 2021
JEEP GLADIATOR2020, 2021
JEEP GRAND CHEROKEE2020, 2021
JEEP RENEGADE2020, 2021
JEEP WRANGLER2020, 2021
RAM 15002020, 2021
RAM 25002020, 2021
RAM 35002020, 2021
RAM 45002020, 2021
RAM 55002020, 2021
RAM PROMASTER2020 to 2021
RAM PROMASTER CITY2020, 2021

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

Recalls for the same vehicles and component
23V2650002023-04-13. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
22V8350002022-11-10. POWER TRAIN:AUTOMATIC TRANSMISSION
21V3100002021-05-04. POWER TRAIN:AUTOMATIC TRANSMISSION:COOLER/RADIATOR:HOSES AND FITTINGS
20V0430002020-01-24. POWER TRAIN:AUTOMATIC TRANSMISSION

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
18025232024-01-16. Service bulletin. Flash: Powertrain Control Module (PCM) Updates
18107232024-01-16. Service bulletin. 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: ? P0171 - Fuel System 1/1 Lean. ? P0174 - Fuel System 2/1 Lean. This bulletin involves reprogramming the PCM with the latest available software.
S23210000052024-01-08. Service bulletin. Transmission Fluid Leak From Under The Vehicle.
NotificationZ602024-01-02. Service bulletin. Customer Satisfaction Notification Z60 Powertrain Control Module Software
S23210000052023-10-30. Service bulletin. Transmission Fluid Leak From Under The Vehicle.
18097232023-10-02. Service bulletin. Powertrain Control Module (PCM) Replacement 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): ? U0100-00 - Lost Communication with Engine Control Module (ECM). ? U1701-87 - Engine Control Module (ECM) - Missing message. Customer may also experience: ? Vehicle no start condition. This bulletin involves replacement of the PCM for a possible no start condition.
18073232023-10-02. 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 the one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ? **U115F-00 - Lost Communication With Driver Presence Detection Module.** ? P02EE - Cylinder 1 Injector Circuit Performance. ? P02EF - Cylinder 2 Injector Circuit Performance. ? P02F0 - Cylinder 3 Injector Circuit Performance. ? P02F1 - Cylinder 4 Injector Circuit Performance. The customer may also experience one or more of the following when DTC U115F-00 is triggered: ? **Disabled engine stop / start (ESS) feature. ? Service ESS light and EVIC message is displayed in the Instrument Panel Cluster (IPC).** This bulletin involves reprogramming the PCM with the latest available software.
18086232023-10-02. Service bulletin. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software.
21017232023-08-21. Service bulletin. Flash: Transmission Control Module (TCM) 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: ? P043E-00 - EVAP System Leak Detection Reference Orifice Low Flow. ? P2C33-00 - Crankcase Pressure Sensor B Circuit Range/Performance. ? P2C91 - Crankcase Ventilation System - Hose B Disconnected. ? P00B2-00 - Radiator Coolant Temperature Sensor Circuit Range-Performance. ? P304A-00 - Fuel Rail Pressure Sensor 1 - Out Of Range High. ? P304E-00 - Fuel Rail Pressure Sensor 2 - Out Of Range High. ? P02D2-00 - Cylinder 4 Fuel Injector A Offset Learning At Min Limit. ? P0607-00 - Control Module Performance. ? P0072-00 - Ambient Air Temperature Sensor Circuit Low. ? P0073-00 - Ambient Air Temperature Sensor Circuit High. This bulletin involves reprogramming the TCM with the latest available software. NOTE: Additional module flash is required for this update to be effective, the following module is to be updated along with this TCM update: ? Powertrain Control Module (PCM).
18080232023-08-21. Service bulletin. Flash: Powertrain Control Module (PCM) Updates