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Service bulletin G_220377_TC_EN

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 id10211301
Published by NHTSA2022-05-07
Manufacturer's numberG_220377_TC_EN
Manufacturer's date2022-04-18
NHTSA componentELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE; EQUIPMENT

NHTSA's summary

We hereby inform you that a software update relating to the calibration of the engine ECU is available for the vehicles in question, after updating the P.A.D.S. diagnostic tool to the latest release available. The above operation is to be understood as included in the normal maintenance activities to be carried out at the same time as pre-delivery, during the activities scheduled during services, or at the first possible appointment to the Workshop for vehicles on the road. ....

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, Engine, Equipment and accessories, Engine control module

Vehicles listed
MOTO GUZZI V7 E52021
MOTO GUZZI V9 BOBBER E52021 (the catalog's model; the bulletin names a series or trim of it)

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