{"nhtsa_id":10194920,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-06-03","date":"2021-05-04","document_id":"FDM-TSIB-023","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"This bulletin provides instruction on replacing the frame ground stud nut located at the rear of the vehicle on the inside right-hand frame rail. Engineering has changed the nut from a jam nut to a lock nut after receiving reports of the jam nut being loose when inspected.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10194920-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10194920-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10194920","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"OSHKOSH","model":"S SERIES","year_from":1978,"year_to":1993,"match":null,"vehicle_ids":[]},{"make":"OSHKOSH","model":"S SERIES","year_from":1997,"year_to":2000,"match":"exact","vehicle_ids":["1997_oshkosh_s-series","1998_oshkosh_s-series","1999_oshkosh_s-series","2000_oshkosh_s-series"]},{"make":"OSHKOSH","model":"S-SERIES","year_from":2005,"year_to":2012,"match":"exact","vehicle_ids":["2005_oshkosh_s-series","2006_oshkosh_s-series","2007_oshkosh_s-series","2008_oshkosh_s-series","2009_oshkosh_s-series","2010_oshkosh_s-series","2011_oshkosh_s-series","2012_oshkosh_s-series"]},{"make":"OSHKOSH","model":"S-SERIES","year_from":2013,"year_to":2022,"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":[]}