{"nhtsa_id":10173909,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-04-20","date":"2020-03-10","document_id":"ATC2078B","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"This Account Team Coverage is being issued to address suspect Valve Rocker Assemblies on certain ISX15 CM2350 X10 engines. The field action provides authorization for certified repair locations to replace the Intake and Exhaust Valve Rocker assemblies on eligible engines with assemblies that include improved oil delivery to the roller and pin interface.This is an update to a previously submitted communication.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10173909-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10173909-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10173909","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"ISX15","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":[]}