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Service bulletin 18-013-25

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 id11015528
Published by NHTSA2025-03-11
Manufacturer's number18-013-25
Manufacturer's date2025-03-08
NHTSA componentPOWER TRAIN
Manufacturer's systemPowertrain Control Module

NHTSA's summary

"Flash: Powertrain Control Module (PCM) Updates **Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs):** ● **P0606-00 - Control Module Processor.** ● 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. The customer may also experience the following: ● Vehicle is in limp mode. This bulletin involves reprogramming both the Primary (ECM) and Secondary (ECM2) Engine Control Modules (ECMs) also known as Powertrain Control Modules (PCMs) with the latest available software."

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

Trouble codes named

P0072, P0073, P00B2, P02D2, P043E, P0606, P0607, P2C33, P2C91, P304A, P304E

Vehicles listed
ALFA ROMEO STELVIO2022

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
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