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Service bulletin MAS002291

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 id10179671
Published by NHTSA2020-09-14
Manufacturer's numberMAS002291
Manufacturer's date2020-08-11
NHTSA componentELECTRICAL SYSTEM; EQUIPMENT:APPLIANCE:AIR CONDITIONER

NHTSA's summary

Technical Information - Daignose A/C system performance.

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, Equipment and accessories, Heating and air conditioning

Vehicles listed
MASERATI GHIBLI2019

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
MAS004814 MTB 25-282025-07-30. Other. This bulletin provides updated information regarding the serviceability of the center tunnel door and trim components on Grecale vehicles. Previously, if there was an issue with the ITM, Homelink buttons or the ceiling light buttons, the complete Ceiling Light assembly had to be replaced. It is now possible to replace individual components instead of the entire unit.
MAS0039292024-04-01. Service bulletin. Circular Letter.
MAS0039282024-04-01. Service bulletin. Circular Letter.
MAS0038952024-04-01. Service bulletin. Technical Information.
MAS0038912024-04-01. Service bulletin. Technical Information.
MAS0038442024-04-01. Service bulletin. Diagnostic Sheet.
MAS0038212024-04-01. Service bulletin. Technical Information.
MAS0037932024-04-01. Service bulletin. Circular Letter.
MAS0037922024-04-01. Service bulletin. Technical Information.
MAS0029012023-02-21. Service bulletin. Technical Information - Partial or complete non-functioning of all infotainment rotary knob on the central tunnel caused by fluid contamination.