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Service bulletin MAS003644

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 id10240813
Published by NHTSA2023-08-21
Manufacturer's numberMAS003644
Manufacturer's date2023-07-24
NHTSA componentEQUIPMENT:ELECTRICAL; VISIBILITY:REARVIEW MIRRORS/DEVICES

NHTSA's summary

Rapid Update 646 to verify the integrity of the wiring of the external side mirror.

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

Equipment and accessories, Glass, wipers and mirrors, Mirrors

Vehicles listed
MASERATI MC202024
MASERATI MC20 CIELO2023 (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.