{"nhtsa_id":10206136,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-01-06","date":"2021-12-15","document_id":"KC-246","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING; EQUIPMENT:MECHANICAL; ENGINE AND ENGINE COOLING:ENGINE:HARD PARTS INTERNAL/MECHANICAL","mfr_system":null,"summary":"Mack Chassis - Equipped With A Cummins 9 Liter Engine - Serpentine Belt Excessively Worn Or Damaged; Fan Belt Shredding Or Fraying Repeatedly","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10206136-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10206136-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10206136","components":[{"id":"engine","name":"Engine","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"L9","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"MACK","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":[]}