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Service bulletins for the 2026 Maserati Grancabrio

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.

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

By type

By component

Bulletins, newest first
MAS005291 RU 26-202026-10-01. Service campaign. UNKNOWN OR OTHER. Certain Maserati vehicles listed in MODISCS+ are involved in a Rapid Update to perform a PROXI alignment. During production, certain new model year vehicles were configured with parameters for a previous tire specification. This may cause incorrect AWD system management and illuminate the AWD System Overheated warning lamp. The warning does not indicate an AWD system malfunction; it results only from an incorrect vehicle configuration parameter. AWD system performance and functionality are not affected.
MAS005254 MTB 26-142026-09-18. Other. UNKNOWN OR OTHER. GranTurismo and GranCabrio - Unexpected Alarm Activation . 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.
MAS005265 MCL 26-172026-08-31. Other. UNKNOWN OR OTHER. To support an accurate battery health assessment and successful certificate generation, all prerequisites below must be completed before submitting the request. Dealers should verify the applicable software campaign status, explain the self-learning cycle to the customer, and confirm the required waiting period has elapsed.
MAS005255 RU 26-172026-08-03. Service campaign. UNKNOWN OR OTHER. Certain Maserati vehicles listed in MODISCS+ are involved in a Rapid Update to install a heat shield on the ELSD connector (Electronic Limited Slip Differential). On some vehicles, the heat shield for the ELSD connector (Electronic Limited Slip Differential) may not have been installed during production. If the heat shield is missing, elevated temperatures in the surrounding area may cause component malfunction.
MAS005242 RU 26-152026-08-03. Service campaign. UNKNOWN OR OTHER; STRUCTURE:BODY. Certain Maserati vehicles listed in MODISCS+ are involved in a Rapid Update to inspect the Soft Top Storage Area. The cargo spacer actuator that supports the convertible top may not operate as intended. This may prevent the soft top from opening or closing properly and could cause inconvenience to the customer. This preventative action is intended to help ensure proper system operation and reliability.
MAS005238 RU 26-152026-08-03. Service campaign. UNKNOWN OR OTHER; ENGINE. Grecale GranTurismo and GranCabrio – Radiator Water Inlet Pipe Inspection. Some vehicles may have protective caps installed on the engine cooling circuit inlet terminals. This condition could affect cooling system operation and, in rare cases, may cause engine overheating. This preventive action is intended to confirm proper system reliability.
MAS005238 RU 26-152026-07-15. Service campaign. ENGINE; UNKNOWN OR OTHER. Grecale GranTurismo and GranCabrio – Radiator Water Inlet Pipe Inspection Certain Maserati vehicles listed in MODISCS+ are involved in a Rapid Update to inspect the Radiator water inlet pipes.
MAS004705_A MTB 26-132026-07-15. Other. UNKNOWN OR OTHER; POWER TRAIN. 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.
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.
MAS005188 MTB 26-022026-07-01. Other. UNKNOWN OR OTHER. This Technical Bulletin provides technicians and service personnel with a clear overview of expected BEV behavior in low ambient temperatures. It explains key system characteristics, including battery thermal management and EV Routing, and helps ensure accurate, consistent communication with customers when cold‑weather concerns are reported. A customer information handout is also included with this bulletin for distribution as needed.
MAS005183 MTB 26-092026-07-01. Other. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. GranTurismo / GranCabrio Folgore – High Voltage Battery Fuse Availability. This bulletin provides updated information and further clarification regarding To avoid replacing the entire high voltage battery—with the resulting impact on both costs and vehicle downtime—due to certain fuses within the battery, it has been decided to make these fuses available and serviceable as separate components.
MAS005183 MTB 26-092026-06-18. Other. UNKNOWN OR OTHER. This bulletin provides updated information and further clarification regarding To avoid replacing the entire high voltage battery—with the resulting impact on both costs and vehicle downtime—due to certain fuses within the battery, it has been decided to make these fuses available and serviceable as separate components.
MAS005111_A MTB 26-062026-05-22. Other. UNKNOWN OR OTHER; 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.
MAS005125 DS 26-072026-04-30. Other. WHEELS; UNKNOWN OR OTHER. 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.
MAS005111 MTB 26-052026-04-30. Other. UNKNOWN OR OTHER; ENGINE. Maserati Coolant fluid Color Change from pink to purple.
MAS005068 DS 26-032026-04-01. Other. UNKNOWN OR OTHER. R1 Radio Restore Procedure After Software Update, MODELS: MY21+ all models equipped with R1 Radio, up to software version U39.19.

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