# Service bulletin MAS003291

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.

- Type: Service bulletin
- NHTSA id: 10227870
- Published by NHTSA: 2022\-12\-19
- Manufacturer's number: MAS003291
- Manufacturer's date: 2022\-11\-17
- NHTSA component: FUEL SYSTEM, GASOLINE

## NHTSA's summary

Service Campaign 529 \- relating to replacement and installtion of the auxillary belt water pump pulley

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10227870-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10227870-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Fuel system

## Vehicles listed

- 2022 MASERATI MC20

## Recalls for the same vehicles and component

- [21V872000](/recalls/nhtsa/21V872000.md), 2021-11-10: FUEL SYSTEM, GASOLINE:DELIVERY:PRESSURE SENSOR; FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS

## Other bulletins for the same vehicles and component

- [MAS004816\_A MTB 26\-04](/bulletins/11031360.md), 2026-04-17, 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
- [MAS004995 MTB 25\-47](/bulletins/11026840.md), 2025-12-24, Other: UNKNOWN OR OTHER; FUEL/PROPULSION SYSTEM. This bulletin provides updated information regarding the serviceability of the in\-tank fuel pumps for MC20, GranTurismo, and GranCabrio.
- [MAS004912 DS 25\-33](/bulletins/11024680.md), 2025-10-31, 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\-30](/bulletins/11021160.md), 2025-08-01, 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
- [MAS003505](/bulletins/10236176.md), 2023-05-15, Service bulletin: FUEL SYSTEM, GASOLINE. Rapid Update 608 \- concerning a rework to install washers to the "under Tank Frame" screw.
- [MAS003141](/bulletins/10216571.md), 2022-08-01, Service bulletin: ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE. Service Campaign 514 \- To inspect a possible engine coolant leakage under the vehicle body.
- [MAS003140](/bulletins/10216560.md), 2022-08-01, Service bulletin: FUEL SYSTEM, GASOLINE. Inspectional procedure for oil leakage from the front axle lifting hydraulic system.

JSON: [/v1/bulletins/10227870](/v1/bulletins/10227870)

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