{"nhtsa_id":11030450,"type":"other","type_name":"Other","date_added":"2026-04-01","date":"2026-03-25","document_id":"MAS005092 DS 26-04","mfr_campaign":null,"replaces":null,"component":"UNKNOWN OR OTHER; FUEL/PROPULSION SYSTEM","mfr_system":null,"summary":"Grecale MHEV – Turbocharger Inspection Procedure for Whistling Noise. This bulletin provides guidance to the service network regarding the checks to be performed on the turbocharger when the only symptom reported is a whistling noise during acceleration. This communication originates from several cases where the noise was not caused by the turbocharger itself, but by the gasket located between the turbocharger and the cylinder head.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11030450-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11030450-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11030450","components":[{"id":"fuel-system","name":"Fuel system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MASERATI","model":"GRECALE","year_from":2022,"year_to":2022,"match":null,"vehicle_ids":[]},{"make":"MASERATI","model":"GRECALE","year_from":2023,"year_to":2026,"match":"exact","vehicle_ids":["2023_maserati_grecale","2024_maserati_grecale","2025_maserati_grecale","2026_maserati_grecale"]},{"make":"MASERATI","model":"GRECALE FOLGORE","year_from":2025,"year_to":2026,"match":"base","vehicle_ids":["2025_maserati_grecale","2026_maserati_grecale"]}],"as_of":"2026-10-19","note":"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.","attribution":[]}