{"nhtsa_id":10041951,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2011-11-19","date":"2011-09-23","document_id":"TSB-391","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:12V/24V/48V BATTERY","mfr_system":null,"summary":"NEWMAR: CERTAIN COACHES SILVERLEAF SYSTEM REQUIRES AN UPDATE BATTERY MONITORING AND CHARGING FUNCTIONS TO ACCOMMODATE NEW CHASSIS. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10041951","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"battery","name":"12-volt battery","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"NEWMAR","model":"ESSEX DP","year_from":2011,"year_to":2011,"match":null,"vehicle_ids":[]},{"make":"NEWMAR","model":"KING AIRE DIESEL PUSHER","year_from":2010,"year_to":2010,"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":[]}