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Service bulletin 2101723

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 id10241141
Published by NHTSA2023-08-21
Manufacturer's number2101723
Manufacturer's date2023-06-30
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM; POWER TRAIN

NHTSA's summary

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).

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, Automatic transmission, Transmission control module

Trouble codes named

P0072, P0073, P00B2, P02D2, P043E, P0607, P2C33, P2C91, P304A, P304E

Vehicles listed
ALFA ROMEO STELVIO2021

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
18080232023-08-21. Service bulletin. Flash: Powertrain Control Module (PCM) Updates
S21250000032022-09-26. Service bulletin. The customer?s complaint includes a Mil/check engine lamp-on condition. Upon further investigation, a P1CEA - Boost Side Evap Purge System Performance DTC may be set in the PCM with no other DTCs set.
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:
S21250000022022-05-31. 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:
S20180000122020-12-28. Service bulletin. Check engine lamp on. Fault code P0244- TURBOCHARGER/SUPERCHARGER WASTEGATE SOLENOID "A" RANGE/PERFORMANCE is set in the Powertrain Control Module (PCM a.k.a. ECM) after the turbocharger assembly has been replaced.