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Service bulletins for the 2024 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.

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

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Only bulletins with type: Service campaign are shown. Show all

Bulletins, newest first
MAS005212 RU 26-122026-07-01. Service campaign. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. Maserati GranTurismo – Oil Sensor Wiring Check Certain Maserati vehicles listed in MODISCS+ are involved in a Rapid Update involving inspection and, if necessary, correction of the proper routing of the oil sensor wiring harness located near the alternator.
MAS005053 RU 26-052026-03-03. Service campaign. UNKNOWN OR OTHER. Certain Maserati vehicles listed in MODISCS+ are involved in a Rapid Update campaign to update the OBCM (On-Board Charger Control Module). VEHICLES INVOLVED: • (M189) GranTurismo BEV – MY24, MY25 • (M190) GranCabrio BEV – MY24, MY25 • (M182) Grecale BEV – MY25, MY26 A new OBCM software update has been released to ensure proper charging system operation. This update replaces outdated software versions that may lead to potential charging-system concerns. We remind you that all the Rapid Updates must be performed within the first workshop visit, regardless of the Mandatory setting set in Modis, as required by Maserati policies.
MAS003889_A RU 25-262025-09-30. Service campaign. UNKNOWN OR OTHER. Certain Maserati GranTurismo (M189) MY24 listed in MODISCS+ are involved in a Rapid Update to update the Integrated Center Stack (ICS) software. This software update improves the sensitivity of the touch screen. In rare instances, the ICS module may encounter sensitivity issues. It's crucial to emphasize that the overall functionality of the screen remains assured, and this concern specifically pertains to a less than optimal touch screen experience. We remind you that all the Rapid Updates must be performed within the first workshop visit, regardless of the Mandatory setting set in Modis, as required by Maserati policies. Also, for vehicles in Stock Dealer / PDI, it is necessary to carry out all action operations before delivery to the end customer, as required by the White Book and explicitly reported in the Predelivery checklist.
MAS004773 RU 25-202025-07-30. Service campaign. UNKNOWN OR OTHER. Certain Maserati GranTurismo (M189) MY24 listed in MODISCS+ are involved in a Rapid Update to inspect the glass installed on the right-side door. Some vehicles may have been fitted with a glass lacking the moisture protection on the edge. This condition does not affect vehicle safety, but over time, it may cause visible halos or moisture infiltration, resulting in an aesthetic issue not compliant with Maserati standards.
MAS004778 RU 25-152025-06-30. Service campaign. UNKNOWN OR OTHER. Certain Maserati GranTurismo GranCabrio (M189) MY24 MY25 listed in MODISCS+ are involved in a Rapid Update that involves software updates to multiple modules. This electric absorption improvement can be reached by updating the following modules during the same intervention: • BCM (Body Control Module) • RFHM (Radio Frequency HUB Module) • SLML (Smart Lighting Module Right) • SLMR (Smart Lighting Module Left
MAS004774 RU 25-172025-06-30. Service campaign. POWER TRAIN; UNKNOWN OR OTHER. Certain Maserati vehicles are involved in a Rapid Update to update the AGSM (Automatic Gearbox Shifter Module) software. Models affected: Grecale (M182) - MY23 MY24 MY25 GranTurismo (M189) GranCabrio (M190) - MY24 MY25 The software update is intended to optimize the sensitivity of the PRND controls, preventing potential issues where the desired gear may not engage without repeated button presses. The updated software ensures a more precise and immediate response from the gear selection system.
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.
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.
MAS004331 RU 24-462025-01-02. Service campaign. UNKNOWN OR OTHER. Certain Maserati GranTurismo GranCabrio BEV (M189) MY24 listed in MODISCS+ are involved in a Rapid Update to replace the front side vent trims. Some details were found to be out of tolerance and may have been mounted on the vehicle incorrectly which could cause a gap and consequently cause moisture to infiltrate which can lead to internal LED light side vent light malfunction. The procedure involves a replacement of both the aesthetic trims and the electrical wiring.
MAS004443 RU 24-402024-11-20. Service campaign. UNKNOWN OR OTHER. Effective immediately, Rapid Update 753 is suspended until further notice. We are noticing a request for spare parts from the network that is not in line with the Failure rates initially estimated for the recent Rapid Update #753, created to exclude potential water infiltration phenomena in the rear side glass area of the door. This unexpected consumption of parts makes it necessary to temporarily stop the action to allow our technicians to verify and investigate the problem and for the Supply Chain to supply us with a greater number of components than initially forecast. We are working to reschedule the action as soon as possible and ensure the correct supply of the necessary spare parts
MAS004396_A RU 24-382024-10-31. Service campaign. ENGINE; UNKNOWN OR OTHER. Certain Maserati GranTurismo (M189) and GranCabrio (M190) MY24 listed in MODISCS+ are involved in a Rapid Update to update the ECM (Engine Control Module) software. This action is necessary to enhance the operational strategy of the air shutter grid (AGS). In certain conditions, the engine coolant temperature may rise, prompting the ECM to limit engine performance to prevent overheating and potential component damage.
MAS004392 RU 24-362024-10-31. Service campaign. UNKNOWN OR OTHER. Certain Maserati GranTurismo (M189) MY24 both ICE and BEV listed in MODISCS+ are involved in a Rapid Update to check for potential water leak near the area of the rear side glass of the door. Due to potential issue of the internal seal of the glass molding, water ingress may occur in the roof area. The procedure therefore consists of a check of both sides of the car and the possible replacement of the defective component in the event of a knockout during the check.
MAS004406 RU 24-352024-10-15. Service campaign. ENGINE; UNKNOWN OR OTHER. Certain Maserati GranTurismo (M189) GranCabrio (M190) MY24 listed in MODISCS+ are involved in a Rapid Update to check the correct installation of the clamps on the interface pipe between the intercooler and the turbocharger. On a limited batch of vehicles, the clamp located on the pipe that connects the turbocharger to the intercooler may have not been tightened to factory specifications. The procedure consists of a visual check of the clamps in question and possible replacement.
MAS004402 RU 24-342024-10-15. Service campaign. UNKNOWN OR OTHER; STRUCTURE:BODY. Certain Maserati GranTurismo (M189) GranCabrio (M190) MY24 MY25 listed in MODISCS+ are involved in a Rapid Update to carry out a door adjustment procedure for interference with the fender. his action is necessary because, on a limited number of vehicles, the Flush & Gap between the door and the hood of the vehicle is incorrect with the risk of interference with the fender
MAS004399 RU 24-332024-10-15. Service campaign. STRUCTURE:BODY; UNKNOWN OR OTHER. Certain Maserati GranTurismo (M189) and GranCabrio (M190) MY24 listed in MODISCS+ are involved in verifying the correct positioning of the “door to the body” cable protection gasket inside the door.
MAS004396 RU 24-312024-10-01. Service campaign. UNKNOWN OR OTHER; ENGINE. Certain Maserati GranTurismo (M189) and GranCabrio (M190) MY24 listed in MODISCS+ are involved in a Rapid Update to update the ECM (Engine Control Module) software.
MAS004337 RU 24-262024-09-16. Service campaign. UNKNOWN OR OTHER. Rapid Update 744 M189 GT GC - AGSM Software Update Certain Maserati GranTurismo (M189) and GranCabrio (M190) MY24 listed in MODISCS+ are involved in a Rapid Update to update the AGSM (Automatic Gearbox Shifter Module) software. This action is necessary to prevent the Park button from potentially getting "stuck ON" or the inability to shift the gear out of "P." This issue could prevent the vehicle from being moved and may result in DTCs P07BE-00/1E1700 being stored in the AGSM
MAS004322 RU 24-242024-08-01. Service campaign. UNKNOWN OR OTHER; SERVICE BRAKES. Certain Maserati GranTurismo and GranCabrio (M189) MY24 MY25 listed in MODISCS+ are involved in a Rapid Update to update the BSM (Braking System Module) software. This action is necessary to prevent the potential appearance of multiple warning lights on the instrument cluster during the initial key-on. In rare cases, a firmer brake pedal feel may occur.
MAS004276 RU 24-212024-07-19. Service campaign. UNKNOWN OR OTHER. Certain Maserati GranTurismo GranCabrio Folgore (BEV) MY24 listed in MODISCS+ are involved in a Rapid Update to replace the front axle shaft screws. On a limited batch of vehicles, the front axle shaft screws may not meet manufacturing standards which consequently can cause an oil leak. To remedy this, The half shaft screws including the retaining plate will need to be replaced
MAS004208 RU 24-172024-05-28. Service campaign. UNKNOWN OR OTHER. The Maserati GranTurismo listed in the attachment are involved in a Rapid Update to check and/or replace some HW components in order to guarantee the maximum experience for our Customers. It is very important for us to update all vehicles with the latest product improvement available and, over the last year, there has been a huge effort by everyone to improve the functionality of our vehicles, following reports and suggestions of Customers.

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