{"nhtsa_id":10154249,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-03-11","date":"2019-01-17","document_id":"TSB1900120117201","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"This Technical Service Bulletin describes a new engine control module (ECM) calibration code available to prevent a pressure difference across the turbocharger during certain running conditions that can lead to external lubricating oil leak, lubricating oil in the charge air cooler (CAC), or lubricating oil leak at the turbocharger.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10154249-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10154249-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10154249","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"B6.7","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":[]}