{"nhtsa_id":11010737,"type":"emissions","type_name":"Emissions","date_added":"2024-11-22","date":"2023-08-16","document_id":"C2622","mfr_campaign":"C2622","replaces":null,"component":"ENGINE","mfr_system":null,"summary":"This owner notification letter informs owners that Cummins Inc. has launched a campaign that may affect their X15 engine(s). The subject engines may not be meeting certain aftertreatment and on-board diagnostic (OBD) performance requirements, specifically that the OBD system may be unable to detect a fault in the Selective Catalytic Reduction Conversion Efficiency monitor before NOx emissions exceed the emissions limit. As a result, NOx emissions may exceed prescribed standards.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-11010737-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-11010737-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11010737","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"X15","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":[]}