{"nhtsa_id":10082784,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2016-10-18","date":"2014-08-19","document_id":"FSB 375-012","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:12V/24V/48V BATTERY","mfr_system":null,"summary":"BATTERY PROTECTION SYSTEM (LVD) RELAY ON CERTAIN MACK TRUCKS BUILT FROM 01/01/2010 TO 06/13/2014 WITH THE LIFEGUARD BATTERY PROTECTION SYSTEM (LVD), THE LVD RELAY MAY NOT TURN THE LOADS BACK ON WHEN THE “HIGH” VOLTAGE THRESHOLD IS MET. THIS IS DUE TO AN ASSEMBLY ERROR AT THE SUPPLIER.","document":null,"url":"https://open.wenmarpro.com/bulletins/10082784","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"battery","name":"12-volt battery","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"MACK","model":"CHU","year_from":2011,"year_to":2015,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"CXU","year_from":2011,"year_to":2015,"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":[]}