{"nhtsa_id":10042968,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2012-02-02","date":"2011-11-22","document_id":"C-1175","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:SOFTWARE","mfr_system":null,"summary":"CUMMINS: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. INFORMATION IS BEING PROVIDED REGARDING THE RELIABILITY IMPROVEMENTS AND PRODUCT PERFORMANCE OF ONE OR MORE EMISSIONS DEFECTS. ALSO AUTHORIZATION IS PROVIDED FOR RECALIBRATING THE ENGINE WITH IMPROVED SOFTWARE. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10042968","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"software","name":"Software","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"ISX","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":[]}