{"nhtsa_id":10011981,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2005-02-08","date":"2004-07-01","document_id":"04250001","mfr_campaign":null,"replaces":null,"component":"SERVICE BRAKES, AIR","mfr_system":null,"summary":"TOWED VEHICLE BRAKE SYSTEM - INSTALLATION INSTRUCTIONS FOR SPARTAN MOTORHOME CHASSIS MODEL EQUIPPED WITH A FULL AIR BRAKE SYSTEM CAPABLE OF PROVIDING AN ISOLATED AIR SOURCE FOR A TOWED AUTOMOBILE BRAKING SYSTEM. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10011981","components":[{"id":"brakes","name":"Brakes","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"UNKNOWN","model":"UNKNOWN","year_from":null,"year_to":null,"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":[]}