{"nhtsa_id":6091563,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2000-11-02","date":"2000-09-12","document_id":"00C1","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:GASOLINE","mfr_system":null,"summary":"DETROIT DIESEL CORP. HAS IDENTIFIED A CONCERN ON CERTAIN TRUCKS AND COACHES EQUIPPED WITH SERIES 50 / 60 ENGINE THAT WILL REQUIRE A VOLUNTARY EMISSIONS RECALL. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/6091563","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"DETROIT","model":"DETROIT","year_from":2000,"year_to":2000,"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":[]}