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Service bulletins for the 2021 Maserati Quattroporte

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.

113 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Fuel system are shown. Show all

Bulletins, newest first
MAS004816_A MTB 26-042026-04-17. Other. FUEL/PROPULSION SYSTEM; UNKNOWN OR OTHER. This bulletin outlines the refinishing procedure for restoring the black coating on exhaust tips affected by peeling or flaking paint. This validated process is intended to avoid unnecessary replacement of the entire exhaust silencer assembly
MAS004912 DS 25-332025-10-31. Other. FUEL/PROPULSION SYSTEM; UNKNOWN OR OTHER. This bulletin provides updated diagnostic and repair instructions for identifying and addressing corrosion-related concerns in the low-pressure fuel pump on all Maserati models equipped with internal combustion engines (ICE).
MAS004816 MTB 25-302025-08-01. Service bulletin. FUEL/PROPULSION SYSTEM; UNKNOWN OR OTHER. This bulletin outlines the refinishing procedure for restoring the black coating on exhaust tips affected by peeling or flaking paint. This validated process is intended to avoid unnecessary. replacement of the entire exhaust silencer assembly. Affected Models (All Model Years) - Quattroporte, Ghibli, and Levante – V8 engines only - MC20 Coupé/Cielo (M240) – with black exhaust finish - Grecale (M182) – with black exhaust finish
MAS004191 BOL 24-192024-05-28. Other. FUEL/PROPULSION SYSTEM; UNKNOWN OR OTHER. This Diagnostic Sheet serves as a guide and provides additional diagnostic info for possible DTC"P0090 - Fuel Pressure Regulator Control Circuit 1 Open" stored in the engine control unit (ECM).
MAS0031192022-08-22. Service bulletin. SERVICE BRAKES, HYDRAULIC; PARKING BRAKE; FUEL SYSTEM, GASOLINE:STORAGE:EVAPORATIVE EMISSIONS:HOSES/VALVES/SENSORS. Service Campaign 512 concerning a potential loose connection of fuel vpor pressure and potential cross-connection between the 3-way and the 2-way purgre valve.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.