{"nhtsa_id":10089928,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-01-30","date":"2014-09-30","document_id":"TSB140134-092914","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"THIS TECHNICAL SERVICE BULLETIN ANNOUNCES REVISED REPAIR PRACTICES FOR THESE ENGINES. THE DIESEL PARTICULATE FILTER (DPF) MUST BE REPLACED WITH A NEW OR RECON AFTERTREATMENT DPF WHEN IT FAILS THE BEFORE CLEANING AFTERTREATMENT DPF RESTRICTION TEST OR DOES NOT MEET THE REUSE GUIDELINES. SERVICE GUIDELINES AND PROCEDURES HAVE BEEN UPDATED TO REFLECT THE REVISED PROCEDURES.","document":null,"url":"https://open.wenmarpro.com/bulletins/10089928","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"ISX12","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"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":[]}