2010 Maserati Granturismo TSBs

The previous pink coolant and the new purple coolant are fully compatible and may be mixed without affecting coolant quality, performance, or system behavior.

Follow this procedure when requested or when analyzing the root cause of a fastener-related issue.

entry anomalies.

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.

linings that can be mistakenly addressed as a product defect.

If the door window loses calibration, the automatic window raise function is disabled and door opening may be delayed by approximately two seconds. Repeated door-opening requests may also cause the window to make several short drops. Maserati S.p.A. is developing a dedicated software update to improve vehicle operation during this recovery condition and reduce the door-opening delay. The software update is expected to be available by the end of 2026.

In case of unexpected alarm activation, proceed with software updates to the BCM ECU, with Software Number F188 670363089 ROW. In order to obtain the compatibility of this SW and to complete all the necessary steps and procedures with MDEVO, it is mandatory to open a BOL as Support Request. After updating the software to the version mentioned above, perform the BCM procedure 'BCM Initialization.

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. To get the new update app, your diagnostic tools must complete installation of Jakarta 10.04.00 or higher.

Module) system on Maserati Grecale, GranTurismo, and GranCabrio vehicles. It includes detailed procedures for identifying and resolving issues based on specific customer concerns.

to clarify how the EVO checks the availability of software updates for the ECUs installed in the vehicle.

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.

system on select Maserati models. It outlines steps to verify sensor condition, identify false alerts, and determine when replacement or further support is necessary.

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

(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).

to clarify how the EVO checks the availability of software updates for the ECUs installed in the vehicle.

To help maintain battery peak condition, and ensure optimal performance, this bulletin covers important warranty policies, and guidelines for testing, maintenance, and diagnosis of batteries using the new E-XTEQ MAXIMUS battery charger/tester. Please refer to the most recently published BOL Policy and Prior Approval Components List to verify if a BOL Report is required for battery replacement.

HELI-COIL INSTALLATION PROCEDURE ATTACHED IN THE BULLETIN. *KB

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.

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

concerns in the low-pressure fuel pump on all Maserati models equipped with internal combustion engines (ICE).

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)

sweating.

This Bulletin requires a BOL to be opened as Support Request

This Bulletin requires a BOL to be opened as Support Request.

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.

repairs.

Please refer to Bulletin MAS004175 PNP 24-01 Light Engine - Long Block Repairs Under Warranty for further information.

Please refer to Bulletin MAS004175 PNP 24-01 Light Engine - Long Block Repairs Under Warranty for further information.

misfires or irregularities, highlighting the importance of refraining from disassembling the Central (Pre-Chamber) spark plugs unless instructed to do so.

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.

deterioration of premium interior components (leather, wood and carbon fiber).

It aims to help technicians distinguish between acceptable oil sweating and genuine component leakage requiring corrective action. MODELS INVOLVED: ALL (All MY).

mistakenly identified as defective. It establishes criteria for inspecting and diagnosing shock absorbers for potential leakage to help prevent the unnecessary replacement of non-defective components

This Bulletin serves as an ADDENDUM to MAS002731

absorbers

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

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

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.

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 lowspeed operation, reversing, or initial vehicle launch.

during Pre-Delivery Inspection (PDI). This ensures that the installed maps correspond to the vehicles destination country. MODELS AFFECTED: All Maserati models equipped with the factory navigation system.

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.

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.

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.

BEV vehicles) MY25 version for all vehicles, Hard Reset function (Active Diagnosis), specs update, general improvements.