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Service bulletins for the 2024 Maserati Grecale

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.

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

By type

By component

By trouble code

By topic

Bulletins, newest first
MAS004939 MTB 25-432025-12-01. Other. ENGINE; UNKNOWN OR OTHER. This bulletin provides instructions for checking engine radiator leaks. The purpose of this procedure is to confirm leaks with clear evidence, prevent unnecessary component replacement, and ensure accurate diagnosis.
MAS004936 MTB 25-412025-12-01. Other. STEERING; UNKNOWN OR OTHER. This bulletin provides updated guidance on the serviceability of the multifunction control buttons integrated into the steering wheel of certain Maserati vehicles. For repairs or replacements, the button assembly can now be serviced independently, without replacing the entire steering wheel. These buttons are available as individual sub-components, enabling targeted replacement.
MAS004943 MTB 25-422025-11-19. Other. BACK OVER PREVENTION: REARVIEW SYSTEM BRAKING; UNKNOWN OR OTHER. CVPAM Surround View System Diagnosis B228600
MAS004931 MTB 25-382025-10-31. Other. SUSPENSION; UNKNOWN OR OTHER. This bulletin provides guidance to the authorized service network regarding a specific repair procedure applicable to the front axle transfer case. The intervention is intended to address a knocking noise that may occur during lowspeed directional changes (Drive to Reverse and vice versa). The procedure outlined below aims to eliminate the noise by reconditioning the flange-to-shaft interface and ensuring correct component alignment and lubrication.
MAS004918 MTB 25-392025-10-31. 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.
MAS004915 MTB 25-402025-10-31. Other. UNKNOWN OR OTHER. The purpose of this bulletin is to explain the behavior and function of the Load Shed system introduced in BCM Software 19.2 on Grecale, GranTurismo, and GranCabrio models. This system automatically reduces power to non-essential electrical features to protect battery health and ensure vehicle stability, especially during low battery charge or charging system issues.
MAS004914 MCL 25-512025-10-31. Other. UNKNOWN OR OTHER. The Rapid Update campaigns listed in the attachment will be closed according to the following schedule: Field Action LIST – 1° batch Campaign Number Campaign Description Closure Date 517 MCA TBM FOTA update 4.34 SQDF missing data 20/10/2025 529 MC20 MY22 coolant leakage from water pump (idler replacement) 20/10/2025 549 M161 V8 cavo motore L 20/10/2025 576 MC20 Door striker baseplate detachment 20/10/2025 585 MC20 MY22 Half Shafts Replacement 20/10/2025 Field Action LIST – 2° batch Campaign Number Campaign Description Closure Date 643 M240 sbiancamento guarnizione porta 12/12/2025 669 M189 Air Spring check 12/12/2025 684 M189 Leak from Air Spring - Extension 12/12/2025 689 M182 RFHM Repositioning 12/12/2025 705 M240 Tremec transmission leak 12/12/2025 712 M189 M190 MY24 - Air Suspension Full Customer Protection (ALLUMINUM SOL) 12/12/2025 715 M189 Multi-SW Updates Regrouping (BCM-CVPAMPLGM-BSM-ICS-IPC) 12/12/2025 720 M240 DCSD SW Update 12/12/2025 724 M240 ECM SW Update 12/12/2025 725 M189 M190 Multi-HW 12/12/2025 726 M182 Door to body 12/12/2025 727 GC Wrong TBM EMEA-NAFTA 12/12/2025 728 M189 BEV - Front HalfShaft screws loosening 12/12/202
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).
MAS004902 DS 25-322025-10-31. Other. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. This bulletin provides updated diagnostic procedures for identifying and resolving issues related to the parking sensor system on select Maserati models. It outlines steps to verify sensor condition, identify false alerts, and determine when replacement or further support is necessary.
MAS004900 RU 25-302025-10-31. Service campaign. UNKNOWN OR OTHER; STEERING. Certain Maserati Grecale vehicles are involved in a Rapid update to perform a visual inspection and, if necessary, repositioning of the EPS (Electric Power Steering) wiring clips.
MAS004874 DS 25-322025-10-31. Other. UNKNOWN OR OTHER. his bulletin provides detailed diagnostic procedures for identifying and resolving key recognition issues on all Maserati Grecale models. It includes checks for remote locking/unlocking, passive entry, proximity functions, and key detection during vehicle start-up, along with guidance for documenting and reporting unresolved cases.
MAS004829 MTB 25-372025-10-31. Other. UNKNOWN OR OTHER; ENGINE. This bulletin explains how to identify and handle momentary coolant leaks from the water pump’s weeper chamber on Maserati MHEV engines. It helps technicians understand what is normal during initial operation, what needs attention, and how to decide if the pump should be replaced.
MAS004891 RU 25-272025-10-15. Service campaign. UNKNOWN OR OTHER. On certain Grecale vehicles, the rear differential wiring harness retaining clip may not be fully secured in its intended position. In some cases, this could allow the harness to shift and potentially come into contact with nearby moving components, which may lead to wear over time. This Rapid Update provides a preventive inspection and, if necessary, a corrective action to ensure proper cable retention and avoid potential interference.
MAS004886 DS 25-312025-10-15. Other. UNKNOWN OR OTHER; SUSPENSION. This Diagnostic Sheet provides step-by-step instructions to help diagnose and report issues with the adaptive suspension system on Maserati Grecale vehicles equipped with Skyhook or Air Suspension. It guides technicians through specific tests to confirm whether the suspension settings are functioning correctly and how to collect data for further support
MAS004884 MTB 25-352025-10-15. Other. UNKNOWN OR OTHER. This bulletin provides diagnostic and warranty guidance for DC/DC converter (APM) failures in Maserati MHEV models. The DC/DC converter manages the energy flow between the 12V system and the 48V Belt Starter Generator (BSG/MCPA).
MAS004768 RU 25-282025-10-15. Service campaign. UNKNOWN OR OTHER. Certain Maserati Grecale (M182) MY23 MY24 MY25 listed in MODISCS+ are involved in a Rapid Update to check the trim of the USB port in the center console. Some trims may have weak or damaged retaining clips, which could cause them to detach. This is only a cosmetic issue— it does not affect vehicle safety or fu.nction
MAS004864 MTB 25-332025-10-02. Other. UNKNOWN OR OTHER; ENGINE. This bulletin introduces the serviceability of the oil pump bearing on the V6 Nettuno engine. The bearing can now be replaced individually, eliminating the need for complete engine or long block replacement when noise is traced to this component. Models Involved: • Grecale V6 (All MY) • GranTurismo V6 / GranCabrio V6 (All MY) • MC20 / MC20 Cielo / MC20 Pura (All MY)
MAS004875 MCL 25-442025-09-30. Other. UNKNOWN OR OTHER. The purpose of this communication is to clarify the correct procedure for checking the navigation system map version during Pre-Delivery Inspection (PDI). This ensures that the installed maps correspond to the vehicle’s destination country. MODELS AFFECTED: All Maserati models equipped with the factory navigation system.
MAS004817 MTB 25-342025-09-30. Other. UNKNOWN OR OTHER. he purpose of this communication is to inform Maserati dealers that, in certain vehicle functions deactivated at the next Key-On after Key-Off cycle, normal behavior may be misinterpreted as a fault. Beginning with BCM software release 19.2 (March 2024), the Load Shed Function was introduced. This system is not a malfunction but an intentional feature that manages the 12V battery State of Charge by temporarily disabling or limiting non-essential functions. The goal is to reduce unnecessary discharge and preserve battery health. Examples include: • A/C system • Heated seats / heated steering wheel • Mirror and rear window defroster • Interior lights / ambient lights • Head-up display • Easy entry/exit
MAS004871 RU 25-252025-09-15. Service campaign. SEATS; UNKNOWN OR OTHER. This Rapid Update instructs dealers to inspect the front seat lumbar support system on certain Maserati Grecale vehicles. The goal is to confirm proper operation of the inflation/deflation cycle and, if necessary, replace the lumbar support.
MAS004868 DS 25-282025-09-15. Other. UNKNOWN OR OTHER. This Diagnostic Sheet serves as a guide and provides a diagnostic path to help determine the root cause of certain HVAC concerns. This Diagnostic Sheet requires a BOL to be submitted. MODELS: Grecale, GT/GC, MC20 (All MY) WHEN DEALING WITH HVAC CONCERNS SUCH AS “AC NOT BLOWING COLD,” DO NOT ASSUME IT IS DUE TO LOW REFRIGERANT.
MAS004860 DS 25-302025-09-15. Other. UNKNOWN OR OTHER. This bulletin provides guidance for diagnosing customer concerns related to driver assistance features when specific warnings or DTCs are present. The goal is to quickly identify potential damage to the front camera bracket, avoid unnecessary downtime, and ensure the appropriate corrective action is taken.
MAS004848 RU 25-242025-09-15. Service campaign. UNKNOWN OR OTHER; SERVICE BRAKES. This Rapid Update provides instructions for inspecting the front brake pad sensor wiring harness on affected Grecale vehicles. In certain cases, incorrect harness positioning may lead to false brake pad wear warnings. VEHICLES INVOLVED: Grecale (M182) MY24 MY25 On some Grecale vehicles, the front brake pad wear sensor harness may, under certain circumstances, come into contact with nearby components. This can lead to abrasion of the protective sheath, exposing the wiring
MAS004831 MTB 25-322025-09-15. Other. ENGINE; UNKNOWN OR OTHER. A new software update is now available for the AGSM (Automatic Gear Shift Module) on Grecale, GranTurismo, and GranCabrio vehicles. This update enhances PRND (Park, Reverse, Neutral, Drive) button responsiveness and simplifies their operation, improving the customer experience. The update is intended to: • Address customer concerns related to button responsiveness • Reduce AGSM module replacements to only cases with confirmed internal faults or complete non-functionality • Limit Blue On Line (BOL) reports to only critical cases
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).

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