{"nhtsa_id":10056934,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2015-03-18","date":"2014-10-22","document_id":"DD-14-TS-30","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT","mfr_system":null,"summary":"DETROIT DIESEL: ITS DIFFICULT TO DIAGNOSE OPEN CIRCUITS, SHORT TO GROUNDS, SHORT TO POWER AND HIGH RESISTANCE, WITHIN AFTERTREATMENT SYSTEM, WHEN RELATED TO MALFUNCTION INDICATOR LAMP (MIL) OR CHECK ENGINE LAMP (CEL). *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10056934","components":[{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"DETROIT DIESEL","model":"DETROIT","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":[]}