{"nhtsa_id":10054666,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2014-02-13","date":"2013-12-16","document_id":"SO-13TS39","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:DIESEL","mfr_system":null,"summary":"DETROIT: THE COPPER ALLOY TERMINALS WERE REPLACED WITH STAINLESS STEEL TERMINALS AS PART OF PRODUCT IMPROVEMENT ALONG WITH IMPROVEMENTS TO NEEDLE VALVE TO REDUCE POTENTIAL STICKING DUE TO CORROSION OR DEPOSITS OF POOR QUALITY FUEL. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10054666","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"DETROIT","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":[]}