{"nhtsa_id":10054188,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2013-12-30","date":"2014-08-15","document_id":"WC-C-1366","mfr_campaign":null,"replaces":"WC-C-1366-A","component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV); ENGINE","mfr_system":null,"summary":"CUMMINS: THE EXTERNAL CRANKCASE BREATHER SYSTEM, OF ENGINE, HAS A POTENTIAL OF FREEZING AND AUTHORIZATION IS GIVEN FOR FULL PRODUCTION FOR HEATED/INSULATION OF EXTERNAL CRANKCASE BREATHER SYSTEM COMPONENTS TO UPLIFT ENGINE. MODEL ISX15 CM2350. *PE UPDATED 2/3/15. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10054188","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null},{"id":"pcv","name":"Crankcase ventilation (PCV)","parent":"exhaust-emissions"}],"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":[]}