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Service bulletins for the 2021 Maserati Ghibli

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.

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

By type

By component

By trouble code

By topic

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
MAS005184 MTB 26-102026-07-01. Other. UNKNOWN OR OTHER; ENGINE. Quattroporte / Ghibli / Levante V6 – Thermostat Gasket Availability This bulletin provides updated information and further clarification regarding the replaceability of the thermostat gasket on V6 engines installed on Quattroporte, Ghibli and Levante.
MAS005184 MTB 26-102026-07-01. Other. UNKNOWN OR OTHER; ENGINE. Quattroporte / Ghibli / Levante V6 – Thermostat Gasket Availability This bulletin provides updated information and further clarification regarding the replaceability of the thermostat gasket on V6 engines installed on Quattroporte, Ghibli and Levante.
MAS005184 MTB 26-102026-06-18. Other. UNKNOWN OR OTHER; ENGINE. This bulletin provides updated information and further clarification regarding the replaceability of the thermostat gasket on V6 engines installed on Quattroporte, Ghibli and Levante.
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.
MAS005111 MTB 26-052026-04-30. Other. UNKNOWN OR OTHER; ENGINE. Maserati Coolant fluid Color Change from pink to purple.
MAS004789 DS 25-192025-07-18. Other. ENGINE; UNKNOWN OR OTHER. This diagnostic sheet is intended to assist technicians in identifying and differentiating engine oil leaks and sweating.
MAS004745 MTB 25-212025-06-17. Other. ENGINE; UNKNOWN OR OTHER. Some vehicles may experience oil leakage from a threaded insert that may be causing a leak in the engine oil pan. This bulletin provides the repair steps to replace the insert and avoid replacing the entire oil pan. MODELS AFFECTED: - Quattroporte (M156) - Ghibli (M157) - Levante (M161) *All with V6 engines only*
MAS004438_A MTB 25-162025-06-17. Service bulletin. ENGINE; UNKNOWN OR OTHER. This Technical bulletin serves as a diagnostic guide for managing oil leaks and instructing related repairs. This Bulletin requires a BOL to be opened as “Support Request”
MAS004703 MTB 25-152025-05-16. Other. UNKNOWN OR OTHER; ENGINE. This Technical bulletin serves as a guide and provides additional diagnostic info to update the engine oil level displayed on the ICS (Integrated Center Stack) for Grecale Hybrid Vehicles and GranTurismo, GranCabrio, and Grecale Trofeo versions
MAS004438_A MTB 25-162025-05-16. Other. UNKNOWN OR OTHER; ENGINE. his Technical bulletin serves as a diagnostic guide for managing oil leaks and instructing related repairs. This Bulletin requires a BOL to be opened as “Support Request”.
MAS004438 MTB 25-032025-02-03. Other. ENGINE; UNKNOWN OR OTHER. This Technical information bulletin serves as a diagnostic guide for managing engine oil leaks and instructing related repairs.
MAS004490 MTB 24-302024-12-19. Other. UNKNOWN OR OTHER; ENGINE. his Technical bulletin serves as a guideline and outlines requirements when considering a possible engine replacement on Maserati vehicles. Please refer to Bulletin “MAS004175 PNP 24-01 Light Engine - Long Block Repairs Under Warranty” for further information.
MAS004490 MTB 24-302024-12-19. Other. ENGINE. his Technical bulletin serves as a guideline and outlines requirements when considering a possible engine replacement on Maserati vehicles. Please refer to Bulletin “MAS004175 PNP 24-01 Light Engine - Long Block Repairs Under Warranty” for further information.
MAS0030452023-06-26. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). Technical Information - Diagnostic guidance to trouble shooting DTC C12900 & 400700 if fault codes are stored in the ECM for iignition control unit.
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.
MAS0028672022-01-24. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE. Servive Campaign # 451 - To update the ECM Software
MAS0028322021-11-15. Service bulletin. ENGINE AND ENGINE COOLING. Engine Warning Light On.
MAS0025282021-03-15. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE. Service Campaign # 409 - HVAC software update to AC system that could stop caooling after 10 minutes at idle in area with high ambient temepratures and high humidity.
TT-662020-12-14. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE. Follow these steps to successfully complete the vin writing and then the software programming activities.

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