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Service bulletins for the 2021 Maserati Quattroporte

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.

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

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Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
MAS004862 MCL 25-422025-09-15. Other. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This bulletin provides updated guidance regarding the serviceability of the upper dashboard panel on Maserati Quattroporte vehicles. Beginning with Model Year 2016, it is possible to replace only the upper dashboard panel rather than the complete dashboard assembly. REPLACE THE UPPER DASHBOARD PANEL ONLY IF, the affected area is not repairable per bulletin “MAS004616 MTB 25-07 Ghibli QP Levante Dashboard Leather Repair Procedure”.
MAS004814 MTB 25-282025-07-30. Other. ELECTRICAL SYSTEM; BACK OVER PREVENTION: REARVIEW SYSTEM BRAKING. This bulletin provides updated information regarding the serviceability of the center tunnel door and trim components on Grecale vehicles. Previously, if there was an issue with the ITM, Homelink buttons or the ceiling light buttons, the complete Ceiling Light assembly had to be replaced. It is now possible to replace individual components instead of the entire unit.
MAS0031042022-08-01. Service bulletin. BACK OVER PREVENTION; ELECTRICAL SYSTEM. Service Campaign 505 - Customer protection action concerning targeted checks to be performed to prevent wind noise, air vent detachments, brake pedal switch failure inspection, rattling noise from the silencer and oil leak from differential.
MAS0029912022-08-01. Service bulletin. ELECTRICAL SYSTEM. Service Campign 475 - Software update 10 17.101 of the entertainment module (ETM) R1
MAS0029692022-06-13. Service bulletin. ELECTRICAL SYSTEM. Diagnostic procedure tp provide diagnostic for the DTCs related to the blow-by pressure sensor
MAS0029692022-05-31. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM); ELECTRICAL SYSTEM. Diagnostic Sheet - To Provide Diagnostic Guidance for DTC's Related To The Blow-By Pressure Sensor.
MAS00699 A2021-11-08. Service bulletin. ELECTRICAL SYSTEM. Service Campaign # 426 - FOTA TBM software update with latest version 4.33f
MAS0027062021-08-02. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM; EQUIPMENT. Technical Tips - Maserati Intelligent Assistant factory reset procedure for Model Tear 21 and later vehicles.
MAS0024702021-02-01. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Circular Letter - EVO Software update version Falco 6.4.2 reporting issues.
MAS0024302021-02-01. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Circulaer Letter - Service Campaign 399: Telematics Box Module update via Firmware Over the Air Update
MAS0024292021-02-01. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Circular Letter - Firmware Over The Air short introction and finger ready update procedure

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