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Service bulletins for the 2023 Maserati Granturismo

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.

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

By type

By component

By topic

Bulletins, newest first
MAS004834 DS 25-272025-08-18. Other. SUSPENSION; UNKNOWN OR OTHER. This document outlines the correct diagnostic and evaluation procedure when oil traces or leakage are observed on front or rear shock absorbers. It aims to help technicians distinguish between acceptable oil sweating and genuine component leakage requiring corrective action. MODELS INVOLVED: ALL (All MY).
MAS004769_A DS 25-292025-08-18. Other. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This Technical bulletin serves as a guide and provides additional diagnostic info on the 12V Battery as well as new updated warranty policies and exceptions. MODELS AFFECTED: Grecale M182 (All MY), GranTurismo/GranCabrio M189 (All MY) (internal combustion engine and Folgore BEV vehicles) SECTION: 08.20-1 Energy generation and accumulation
MAS004818 DS 25-242025-08-01. Other. UNKNOWN OR OTHER. This bulletin provides a diagnostic checklist to identify, troubleshoot, and resolve issues related to the TBM2 (Telematics Box Module) system in Grecale, GranTurismo, and GranCabrio models. It outlines specific concerns associated with DTCs and step-by-step procedures to ensure accurate diagnosis and effective resolution of connectivity, communication, and hardware-related concerns. MODELS AFFECTED: M182 Grecale 2.0 L4 MHEV and M189 GranTurismo(All MY).
MAS004789 DS 25-192025-07-18. Other. ENGINE; UNKNOWN OR OTHER. This diagnostic sheet is intended to assist technicians in identifying and differentiating engine oil leaks and sweating.
MAS004769 DS 25-182025-06-30. Other. UNKNOWN OR OTHER. This Technical bulletin serves as a guide and provides additional diagnostic info on the 12V Battery as well as new updated warranty policies and exceptions.
MAS004330 MCL 25-312025-06-30. Other. UNKNOWN OR OTHER. The Rapid Updates (Campaigns) in the list below will be closed starting from June 16, 2025. Claims received after this date will no longer be accepted. 243 275 288 294 306 326 332 333 337 348 353 355 364 366 371 374 379 385 388 390 395 400 447 448 449 451 452 460 461 462 468 471 477 481 484 520 522 523 540 544 546 565 566 587 588 593 595 600 603 607 610 611 615 642 10272 10364 10443
MAS004589_A MTB 25-222025-06-17. Service bulletin. UNKNOWN OR OTHER. This bulletin provides clear instructions on how to perform a proper tightening torque check. Follow this procedure when requested or when analyzing the root cause of a fastener-related issue.
MAS004438_A MTB 25-162025-06-17. Service bulletin. ENGINE; UNKNOWN OR OTHER. This Technical bulletin serves as a diagnostic guide for managing oil leaks and instructing related repairs. This Bulletin requires a BOL to be opened as “Support Request”
MAS004711 MCL 25-252025-06-02. Service bulletin. UNKNOWN OR OTHER. The Rapid Updates (Campaigns) in the list below will be closed starting from May 12, 2025. Claims received after this date will no longer be accepted. Effective from the publication date of this document, the Mandatory Flag will be removed for all campaigns listed, allowing for easier management as we approach the closure period
MAS003730_A MTB 25-172025-06-02. Other. UNKNOWN OR OTHER. The purpose of this communication is to provide a guideline concerning the execution of ECU software updates (ECUs) and to clarify how the EVO checks the availability of software updates for the ECUs installed in the vehicle.
MAS004704 MCL 25-242025-05-16. Other. UNKNOWN OR OTHER. After 7 years from the introduction of the Maserati Diagnosi EVO 2 (2nd generation), we inform you that Panasonic can no longer guarantee the repair of the hardware, therefore the swap service (Warranty repair/replacement exchange) may be discontinued during 2025 following the exhaustion of replacement components in stock.
MAS004438_A MTB 25-162025-05-16. Other. UNKNOWN OR OTHER; ENGINE. his Technical bulletin serves as a diagnostic guide for managing oil leaks and instructing related repairs. This Bulletin requires a BOL to be opened as “Support Request”.
MAS004711 MCL 25-252025-05-16. Other. UNKNOWN OR OTHER. The Rapid Updates (Campaigns) in the list below will be closed starting from May 12, 2025. Claims received after this date will no longer be accepted. Effective from the publication date of this document, the Mandatory Flag will be removed for all campaigns listed, allowing for easier management as we approach the closure period.
MAS004691 CSN 25-042025-04-24. Service campaign. UNKNOWN OR OTHER. Customer Service Notification 782 M182 & M189 BEV – OBCM Software Update. Certain Maserati GranTurismo (M189) Grecale (M182) BEV MY24 MY25 listed in MODISCS+ are involved in a Customer Service Notification (CSN)to update the OBCM (On-Board Charger Control Module) software. This software introduces a new recharging strategy to prevent a potential issue where the customer may be unable to start charging the high-voltage (HV) battery using an external charging station.
MAS004681 DS 25-112025-04-24. Other. UNKNOWN OR OTHER. Vibration/Distortion from door speakers Grecale/GranTurismo/GranCabrio. This Diagnostic Sheet serves as a guide and provides additional diagnostic info for possible abnormal door speaker noise anomalies.
MAS004673 DS 25-092025-04-24. Other. SUSPENSION; UNKNOWN OR OTHER. GranTurismo, GranCabrio: Air Suspension System Diagnosis This Technical bulletin serves as a guide and provides additional diagnostic info for possible Air suspension issues on GranTurismo and GranCabrio equipped with Air Suspension System. All Air Suspension concerns require a BOL to be opened with the included checklist attached (last page). ATTENTION! This bulletin supersedes MAS004471 RU 25-09 released on December 17, 2024. This bulletin has been updated with new diagnostic info. Please discard/remove all copies of the previous
MAS004669 MTB 25-132025-04-24. Other. UNKNOWN OR OTHER; WHEELS. Wheel Size Vehicle Config Update Info In case of rim replacement, which may involve the use of tires with a different rolling circumference, please note that a Proxy update is always required to adapt the Vehicle Configuration to the new wheel/tire combination fitted to the vehicle. Also remember that the required pressure can be different depending on the size of wheel rims/tires.
MAS004488 MCL 25-152025-04-01. Other. UNKNOWN OR OTHER. This document provides general instructions for the storage of new vehicles, including the new GranTurismo. These instructions should be followed by the personnel responsible for managing Maserati vehicles prior to their final sale to customers. The updates pertain to the maintenance and care of MHEV vehicles equipped with lithium-ion batteries, as well as notes on routine maintenance to be conducted according to the Service Schedule (including engine oil). Additionally, new policies for checking the 12V battery state of charge, applicable only to Grecale, are also outlined.
MAS004641 MTB 25-102025-03-19. Other. UNKNOWN OR OTHER. This Technical bulletin serves as a guide and provides additional diagnostic info for possible Memory seat and or easy entry anomalies.
MAS004589 MTB 25-082025-03-19. Other. UNKNOWN OR OTHER. This Technical bulletin serves as a guide and provides info with the aim of providing indications about the proper way to perform a tightening torque check, in the case it is needed or requested. In order to allow a proper and effective analysis of the defective route cause.
MAS004578 MTB 25-052025-02-28. Other. UNKNOWN OR OTHER. This Technical bulletin serves as a guide and provides info for certain anomalies reported in by customers on seat linings that can be mistakenly addressed as a product defect.
MAS004527 MCL 25-042025-02-18. Service campaign. SUSPENSION; UNKNOWN OR OTHER. Maserati Granturismo – Air Springs Replacement Important note on spare parts. As recently communicated in Rapid Update #658 669 684 712 regarding the need to replace the front shock absorbers on the new GranTurismo vehicles, we would like to remind you that, starting from last July 2024, the components available from our network are identified, for internal supplier reasons, with two different series of part numbers.
MAS004438 MTB 25-032025-02-03. Other. ENGINE; UNKNOWN OR OTHER. This Technical information bulletin serves as a diagnostic guide for managing engine oil leaks and instructing related repairs.
MAS004504 BOL 25-012025-01-21. Other. UNKNOWN OR OTHER. This Diagnostic Sheet serves as a guide and provides additional diagnostic info for possible TBM anomalies for emergency call module
MAS004472 DS 25-012025-01-21. Other. UNKNOWN OR OTHER. This Diagnostic Sheet serves as a guide and provides additional diagnostic info for possible anomalies of parking sensors.

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