Maserati bulletin MAS004786 DS 25-20
What it saysThis Diagnostic Sheet serves as a guide and provides additional diagnostic info for possible axle shaft noise NHTSA’s full summary ↓
Maserati filed this with NHTSA as a manufacturer communication dated Jul 9, 2025, received Jul 18, 2025, about the wheels. It names 4 model years (2022–2025). A manufacturer communication 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 communicationThis Diagnostic Sheet serves as a guide and provides additional diagnostic info for possible axle shaft noise
Document filed under this number
| Document | Kind | Dated | NHTSA id | At NHTSA |
|---|---|---|---|---|
| MAS004786 DS 25-20 | Other | Jul 9, 2025 | 11020793 | PDF, 546 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 themAlso filed against model years this site has no page for: 2022 Maserati Grecale.
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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What owners reported
Source: NHTSA complaint databaseOwners of the 3 model years this bulletin names have filed 13 complaints with NHTSA since 2015.
The vehicle was running and locked itself with the key inside, without the driver. I had to get the other key to unlock the vehicle and retrieve the key locked inside. While driving, the vehicle does not stay in the middle of the lane.
2023 Maserati Grecale · Wheels · filed with NHTSA Oct 24, 2026 · ODI 11773399
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 wheels
Source: same model, same component group3 other manufacturer communications filed against the Maserati Grecale under the same component group (wheels), newest first.
| Number | Kind | Dated | NHTSA’s summary |
|---|---|---|---|
| MAS005125 DS 26-07 | Other | Apr 30, 2026 | This Diagnostic Sheet provides updated diagnostic and repair guidance for a potential wheel hub clicking noise condition on M182 Grecale IC… |
| MAS004669 MTB 25-13 | Other | Apr 24, 2025 | Wheel Size Vehicle Config Update Info In case of rim replacement, which may involve the use of tires with a different rolling circumferenc… |
| MAS003095 MTB 24-21 | Other | May 1, 2024 | This Technical bulletin serves as a guide and provides additional diagnostic info for possible steering wheel vibration when braking. This B… |
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.
Common questions
Source: NHTSA, 49 CFR 579.5Is Maserati MAS004786 DS 25-20 a recall?
No. A manufacturer communication 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 MAS004786 DS 25-20 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 MAS004786 DS 25-20 cover?
The manufacturer filed it against 4 model years: 2025 Maserati Grecale, 2024 Maserati Grecale, 2023 Maserati Grecale, 2022 Maserati Grecale. Whether one particular vehicle is affected is a matter of its VIN and its build, not its model year alone.