{"nhtsa_id":10184067,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-12-14","date":"2020-11-05","document_id":"CMI-R7N6Z-12","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT; ENGINE; EQUIPMENT ADAPTIVE/MOBILITY","mfr_system":null,"summary":"This is a representative communication between the Cummins producing plant to affected OEMs and vehicle manufacturers regarding the potential issue of a noise emanating from the engine gear train in certain ISB6.7 engines. The engine plant pursued corrective action to with affected OEMs at their facitilies.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10184067-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10184067-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10184067","components":[{"id":"engine","name":"Engine","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"ISB6.7","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":[]}