{"nhtsa_id":10055348,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2014-05-13","date":"2014-02-01","document_id":"130155","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:12V/24V/48V BATTERY","mfr_system":null,"summary":"PETERBILT 320,387,587 AND MD CHASSIS HAVE WIRING HARNESS AND BATTERY BOX WHICH RELAYS PWER TO AFTERTREATMENT COMPONENTS. 05/13/14*LJ","document":null,"url":"https://open.wenmarpro.com/bulletins/10055348","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"battery","name":"12-volt battery","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"C","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":[]}