GranTurismo Convertible

57 service bulletins filed with NHTSA for this model year

• May 6, 2026UNKNOWN OR OTHERMAS005111_A MTB 26-06

  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.

• Apr 21, 2026ENGINEMAS005111 MTB 26-05

  Maserati Coolant fluid Color Change from pink to purple.

• Apr 16, 2026WHEELSMAS005125 DS 26-07

  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.

• Feb 24, 2026UNKNOWN OR OTHERMAS005005 MCL 26-04

  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. To get the new update app, your diagnostic tools must complete installation of Jaka

• Feb 9, 2026UNKNOWN OR OTHERMAS005035 MTB 26-01

  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.

• Dec 19, 2025UNKNOWN OR OTHERMAS004996 MCL 25-54

  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).

• Dec 19, 2025UNKNOWN OR OTHERMAS004937 MCL 25-05

  Management and Maintenance of New Maserati In-Stock Vehicles

• Oct 31, 2025UNKNOWN OR OTHERMAS004918 MTB 25-39

  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.

• and 49 more

Source: NHTSA manufacturer communications (technical service bulletins).