MC20

43 service bulletins filed with NHTSA for this model year

• May 22, 2026UNKNOWN OR OTHERMAS005162 RU 26-08

  Some vehicles may exhibit a concern related to the Remote Start timer. In these cases, the Body Control Module (BCM) may not correctly align the expected timer behavior with the vehicle’s actual response time. This timing mismatch can interrupt the procedure and cause the remote start function to fail. A software update is required to correct the timer settings and ensure the Remote Start procedure completes successfully.

• 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 30, 2026UNKNOWN OR OTHERMAS005131 MCL 26-09

  Effective immediately! Rapid Update #819 – MC20 BCM SW Update has been temporarily suspended. This decision follows the identification of potential Drive Mode Selector (DSCM) malfunctions observed on some vehicles after the execution of the RU 819 software update, which is currently under in-depth technical investigation by HQ.

• Apr 21, 2026UNKNOWN OR OTHERMAS005111 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.

• Apr 15, 2026FUEL/PROPULSION SYSTEMMAS004816_A MTB 26-04

  This bulletin outlines the refinishing procedure for restoring the black coating on exhaust tips affected by peeling or flaking paint. This validated process is intended to avoid unnecessary replacement of the entire exhaust silencer assembly

• Apr 9, 2026UNKNOWN OR OTHERMAS005093 DS 26-05

  This diagnosis sheet is issued to provide guidance for the correct troubleshooting of MC20 transmission anomalies and the newly available lower‑level repair options. Gearbox diagnosis

• Mar 31, 2026UNKNOWN OR OTHERMAS005068 DS 26-03

  R1 Radio Restore Procedure After Software Update, MODELS: MY21+ all models equipped with R1 Radio, up to software version U39.19.

• and 35 more

Source: NHTSA manufacturer communications (technical service bulletins).