{"nhtsa_id":10055827,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2014-07-24","date":"2014-06-01","document_id":"SB-20-79","mfr_campaign":null,"replaces":"FSB-20-79-A","component":"ENGINE","mfr_system":null,"summary":"CUMMINS (FREIGHTLINER): INFORMATION CONCERNING A PREMATURE BELT WEAR ON CUMMINS ISC/ISL. THERE MAY BE FRAYING OR SHREDDING ON BUSINESS CLASS M2 AND 108SD MODELS. *JS UPDATED 2/20/15. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10055827","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"FREIGHTLINER","model":"FREIGHTLINER","year_from":null,"year_to":null,"match":"exact","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":[]}