2023 Maserati Grecale Technical Service Bulletins

213 technical service bulletins (TSBs) are on record for the 2023 Maserati Grecale. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 11038573Oct 9, 2026Other or unknown. Stop Service actions. Please be advised that the Rapid Updates listed in the attachment will be closed effective October 31, 2026. From that date onward, claims submitted with Cost Code 23 will no longer be accepted. In addition, effective from the date of this communication, the Mandatory status will be removed from all listed campaigns to facilitate their management during the period preceding closure.
• 11035020Jul 1, 2026Other or unknown, Transmission and drivetrain. Grecale Driveshaft Flex Disc Characteristics This Technical bulletin serves as a guide and provides info regarding wear characteristics of the driveshaft “Flex Disc” and to recognize which condition of this component is considered compliant and therefore avoid unnecessary replacements.
• 11034173Jun 24, 2026Fuel system, Other or unknown. Grecale MHEV – Updated Transmission Removal Procedure for Fuel System Repairs For Grecale Hybrid (MHEV) vehicles, repairs involving the high-pressure fuel pump area or the associated high-pressure fuel lines previously required removal of the complete powertrain assembly.
• 11032896May 6, 2026Other or unknown, Engine. Maserati Coolant Fluid Color Change. The previous pink coolant and the new purple coolant are fully compatible and may be mixed without affecting coolant quality, performance, or system behavior.
• 11031742Apr 30, 2026Other or unknown, Wheels. This Diagnostic Sheet provides updated diagnostic and repair guidance for a potential wheel hub clicking noise condition on M182 Grecale ICE vehicles (all model years). The procedures outlined are intended to assist technicians in accurately identifying and correcting axle shaft and wheel hub related noise concerns that may be present during low‑speed operation, reversing, or initial vehicle launch.
• 11031741Apr 21, 2026Other or unknown, Engine. Maserati Coolant fluid Color Change from pink to purple.
• 11031743Apr 16, 2026Other or unknown, Wheels. This Diagnostic Sheet provides updated diagnostic and repair guidance for a potential wheel hub clicking noise condition on M182 Grecale ICE vehicles (all model years). The procedures outlined are intended to assist technicians in accurately identifying and correcting axle shaft and wheel hub related noise concerns that may be present during low‑speed operation, reversing, or initial vehicle launch.
• 11031364Apr 16, 2026Other or unknown, Wheels. This Diagnostic Sheet provides updated diagnostic and repair guidance for a potential wheel hub clicking noise condition on M182 Grecale ICE vehicles (all model years). The procedures outlined are intended to assist technicians in accurately identifying and correcting axle shaft and wheel hub related noise concerns that may be present during low‑speed operation, reversing, or initial vehicle launch. Not applicable…
• 11031360Apr 15, 2026Other or unknown, Fuel system. 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
• 11030447Mar 31, 2026Other or unknown. R1 Radio Restore Procedure After Software Update, MODELS: MY21+ all models equipped with R1 Radio, up to software version U39.19.
• 11030450Mar 25, 2026Other or unknown, Fuel system. Grecale MHEV – Turbocharger Inspection Procedure for Whistling Noise. This bulletin provides guidance to the service network regarding the checks to be performed on the turbocharger when the only symptom reported is a whistling noise during acceleration. This communication originates from several cases where the noise was not caused by the turbocharger itself, but by the gasket located between the turbocharger and…
• 11030104Mar 17, 2026Other or unknown, Electrical system. Grecale GranTurismo and GranCabrio 12 Volt Battery Best Practices. 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.
• 11030103Mar 11, 2026Other or unknown, Electrical system, Exterior lighting, Visibility (wipers…. This bulletin provides a targeted inspection for a front engine-bay wiring harness section on Grecale (M182) vehicles when certain electrical symptoms are present. It describes how to access the area beneath the FDU and identify the specific harness segment that requires attention. If issues are found, it outlines the approved wiring repair and proper harness repositioning to help prevent future concerns.
• 11029275Feb 24, 2026Other or unknown. A new software release “Jakarta 10.04.00” is now available for the MD and MDEVO/MDEVO2/MDEVO3. This update brings: • A new user interface for the software update application. • A cybersecurity layer that protects communication with diagnostic and update servers. Once installed, the cybersecurity layer runs in the background. The main change users will notice is how the software update client looks and behaves.
• 11028829Feb 9, 2026Other or unknown. Maserati has created eight new special tools. These tools are mandatory and will be listed in the ModisCS+ Special Tools Catalog. Please also note that this catalog lists all the special tools already in use that are compatible and required for vehicle maintenance. Therefore, it is important to check this section to ensure the tools are available in your workshop.
• 11028828Feb 9, 2026Electrical system, Other or unknown. Certain Maserati vehicles listed in MODISCS+ are involved in a Rapid Update to install the latest software on multiple ECU modules. VEHICLES INVOLVED: (M182) Grecale MY23, MY24 and MY25
• 11027895Jan 28, 2026Other or unknown. Certain Maserati vehicles listed in MODISCS+ are involved in a Rapid Update to install the latest software on multiple ECU modules.
• 11026839Dec 24, 2025Suspension, Other or unknown. This bulletin provides updated information regarding the serviceability of the transfer case flange kit for Grecale, GranTurismo, and GranCabrio.
• 11026841Dec 19, 2025Other or unknown. This bulletin provides guidance on proper storage practices for Maserati vehicles in dealer inventory to minimize deterioration of premium interior components (leather, wood and carbon fiber).
• 11026838Dec 19, 2025Other or unknown. Management and Maintenance of New Maserati In-Stock Vehicles
• 11026836Dec 5, 2025Suspension, Other or unknown. Rear Differential Oil Leakage This Diagnostic Sheet serves as a guide and provides additional diagnostic info related to rear differential unit seals on half shafts
• 11025845Nov 25, 2025Other or unknown. Coolant leakage from component “Intercooler outlet sleeve” (name of the PN in Technical Documentation)/ MIL light ON due to BSG failure (due to coolant contamination). Grecale MHEV (All MY)
• 11025844Nov 25, 2025Engine, Other or unknown. This Diagnostic Sheet serves as a guide and provides additional diagnostic info for possible issues potentially affecting the oil pump/sensor.
• 11025843Nov 19, 2025Other or unknown. This bulletin provides updated information regarding the metallic noise originating from the exhaust system on Grecale MHEV models during cold starts. The issue is related to exhaust valve behavior and has been resolved with a now available software update.
• 11025840Nov 19, 2025Steering, Other or unknown. This Diagnostic Sheet serves as a guide and provides additional diagnostic info for possible steering rack anomalies on Grecale models.
• 11025839Nov 19, 2025Engine, Other or unknown. 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.
• 11025836Nov 19, 2025Other or unknown, Steering. 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.
• 11024686Oct 31, 2025Electrical system, Other or unknown. Certain Maserati listed in MODISCS+ are involved in a Rapid Update concerning the Premium Alarm System (LSA) reactivation and the Intrusion Transceiver Module (ITM) software update.
• 11024683Oct 31, 2025Other or unknown. 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.
• 11024682Oct 31, 2025Other or unknown. 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.
• 11024680Oct 31, 2025Fuel system, Other or unknown. 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).
• 11024685Oct 30, 2025Other or unknown, Suspension. 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…
• 11024677Oct 15, 2025Other or unknown. 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.
• 11024675Oct 15, 2025Other or unknown, 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.
• 11024285Oct 15, 2025Other or unknown. 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).
• 11024681Oct 14, 2025Other or unknown. 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…
• 11024679Oct 14, 2025Other or unknown, Electrical system. 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.
• 11025620Oct 11, 2025Back-over prevention (rear camera), Other or unknown. CVPAM Surround View System Diagnosis B228600
• 11024280Oct 10, 2025Other or unknown. 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
• 11024286Oct 7, 2025Other or unknown, 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
• 11023391Sep 29, 2025Other or unknown. This bulletin supersedes MAS004783 MCL 25-39 released on July 25, 2025. It contains updated information, please ensure all previous versions are discarded. The new MY23 Grecale SUV, developed at Maserati Innovation Lab in Modena, is a range within the range, the most complete and innovative ever in the House of the Trident.
• 11023393Sep 25, 2025Other or unknown. 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.
• 11023390Sep 23, 2025Other or unknown. 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…
• 11023566Sep 16, 2025Other or unknown, 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)
• 11023127Sep 8, 2025Other or unknown, Seats. 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.
• 11023124Sep 8, 2025Other or unknown. 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.
• 11023126Sep 5, 2025Other or unknown. 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.
• 11023122Sep 3, 2025Other or unknown, Engine. 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.
• 11021902Aug 5, 2025Other or unknown, Suspension. 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).
• 11021901Aug 5, 2025Electrical system, Other or unknown. 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

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