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Federal filingsHome›Bulletins›Maserati› MAS004770 MCL 25-32
Manufacturer communication · Service bulletin

Maserati bulletin MAS004770 MCL 25-32

What it saysThis bulletin provides important information regarding the rear window wiper washer pipe on Maserati Levante and Grecale models. NHTSA’s full summary ↓

Maserati filed this with NHTSA as a service bulletin dated Jun 25, 2025, received Jun 30, 2025, about the visibility/wiper. It names 13 model years (2016–2025). A service bulletin is not a safety recall: it is the manufacturer telling its dealers how to diagnose or repair a condition, and whether the work is paid for depends on the warranty in force. Quoting the number at a service desk can save a diagnosis.

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What the bulletin says

Source: NHTSA's summary of the manufacturer's communication

This bulletin provides important information regarding the rear window wiper washer pipe on Maserati Levante and Grecale models. If a fluid leak is detected at the connection point of the delivery pipe, it is now possible to replace only the affected pipe using a dedicated repair kit, instead of replacing the entire engine compartment wiring harness.

Kind Service bulletin Manufacturer date Jun 25, 2025 Received by NHTSA Jun 30, 2025 Components Visibility/Wiper

Document filed under this number

DocumentKindDatedNHTSA idAt NHTSA
MAS004770 MCL 25-32Service bulletinJun 25, 202511019854PDF, 521 KB

The summary is NHTSA’s abstract of the document, as filed under 49 CFR 579.5. One communication is usually filed as several documents — the bulletin, a dealer notice, an owner letter — and the number on any of them finds this page. A PDF link is shown only once NHTSA’s own server has been seen to serve that document; the rest are checked over the following nights. Quote the number at a service desk; it is what the dealer’s system is keyed on.

Model years it names

Source: as the manufacturer filed them

Also filed against model years this site has no page for: 2022 Maserati Grecale; 2016 Maserati Levante.

A vehicle page’s bulletin list shows the newest few communications filed against that model year; the count there is every one.

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A weekly email, sent only in a week when Maserati files something new with NHTSA for the model you pick — service bulletins, campaigns, warranty extensions, over-the-air notices, every model year. Nothing else is sent; one-click unsubscribe in every message. Separate from recall alerts.

What owners reported

Source: NHTSA complaint database

Owners of the 11 model years this bulletin names have filed 44 complaints with NHTSA since 2015.

A complaint is one owner’s account, not a defect finding, and a bulletin is not a recall. Nothing here says this bulletin was issued because of these complaints, or that the repair it describes fixed them. Complaint files on this site begin in 2015.

More bulletins about the visibility/wiper

Source: same model, same component group

3 other manufacturer communications filed against these Maserati models under the same component group (visibility/wiper), newest first.

NumberKindDatedNHTSA’s summary
MAS005052 DS 26-01OtherMar 11, 2026This bulletin provides a targeted inspection for a front engine-bay wiring harness section on Grecale (M182) vehicles when certain electric…
MAS004828 MTB 25-28OtherJul 30, 2025his bulletin provides technical guidance for addressing complaints related to windshield wiper operation at maximum speed only. TECHDOCS SE…
MAS003816Service bulletinNov 23, 2023Rapid Update 672 to replace sunfoof moldings for aesthetic issues.

Quote the number at the service desk. It is what the dealer’s system is keyed on.

Every manufacturer communication NHTSA holds for Maserati, by the number printed on the letter.

Photo: Christian Buehner / Unsplash

Common questions

Source: NHTSA, 49 CFR 579.5

Is Maserati MAS004770 MCL 25-32 a recall?

No. A service bulletin is a manufacturer communication filed with NHTSA under 49 CFR 579.5; a safety recall carries an NHTSA campaign number (two digits, a letter, six digits) and a federal duty to repair for free. Check the vehicle’s recalls by VIN at nhtsa.gov/recalls, or on its page here.

Is the MAS004770 MCL 25-32 repair free?

Not automatically. A service bulletin describes how to diagnose or repair a condition; who pays depends on the warranty in force, any extension, and the dealer. Quoting the number can save a diagnosis either way.

Which vehicles does MAS004770 MCL 25-32 cover?

The manufacturer filed it against 13 model years: 2025 Maserati Grecale, 2024 Maserati Grecale, 2023 Maserati Grecale, 2024 Maserati Levante, 2023 Maserati Levante, 2022 Maserati Levante and more. Whether one particular vehicle is affected is a matter of its VIN and its build, not its model year alone.