{"nhtsa_id":10131470,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-04-02","date":"2012-10-25","document_id":"MI1240","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR","mfr_system":null,"summary":"On the vehicles affected, the Delco 50DN alternator may generate a voltage variation when engine is shutting down. A new circuit and a time delay function can be added to the system to provide protection.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2012/MC-10131470-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2012/MC-10131470-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10131470","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"alternator","name":"Alternator","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"PREVOST","model":"W5","year_from":2007,"year_to":2008,"match":null,"vehicle_ids":[]},{"make":"PREVOST","model":"WE","year_from":2007,"year_to":2008,"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":[]}