{"nhtsa_id":10240448,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-08-04","date":"2023-07-27","document_id":"Plant Comm","mfr_campaign":null,"replaces":null,"component":"FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"Leaks have been observed on the 1st accumulator fittings in 8 issues. 125 suspect fuel rails based on the manufacturing date. Engines which are at the OEMs before the clean point need to be touched by the techs to change the accumulator fitting torque to 175NM and provide the work instructions for the onsite techs to rework the accumulator fittings.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10240448-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10240448-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10240448","components":[{"id":"engine","name":"Engine","parent":null},{"id":"fuel-system","name":"Fuel system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"L9","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":[]}