{"nhtsa_id":10026183,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2008-10-06","date":"2008-06-01","document_id":"SF-385-A","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:HORN","mfr_system":null,"summary":"FREIGHTLINER CUSTOM CHASSIS: MT45/55 STEP VAN CHASSIS AND MB55 SHUTTLE BUS CHASSIS DUAL HORN MOUNTING BRACKETS MAY FRACTURE, WHICH COULD RESULT IN THE HORN DETACHING AND FALLING WITHIN THE ENGINE COMPARTMENT. CSC LETTER WAS RECEIVED. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10026183","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"FREIGHTLINER","model":"MB-55","year_from":2005,"year_to":2007,"match":null,"vehicle_ids":[]},{"make":"FREIGHTLINER","model":"MB55","year_from":2005,"year_to":2005,"match":null,"vehicle_ids":[]},{"make":"FREIGHTLINER","model":"MT-45","year_from":2005,"year_to":2007,"match":null,"vehicle_ids":[]},{"make":"FREIGHTLINER","model":"MT-55","year_from":2005,"year_to":2007,"match":null,"vehicle_ids":[]}],"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":[]}