{"nhtsa_id":10088023,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-01-09","date":"2016-10-14","document_id":"C1837","mfr_campaign":null,"replaces":null,"component":"ENGINE; FUEL/PROPULSION SYSTEM","mfr_system":null,"summary":"THIS IN-SHOP CAMPAIGN IS BEING ISSUED TO INSTALL ISOLATORS ON FUEL LINES #1 AND #6 ON CERTAIN ENGINES INSTALLED IN RV AND EMERGENCY VEHICLE APPLICATIONS. IT PROVIDES AUTHORIZATION FOR CERTIFIED REPAIR LOCATIONS TO INSTALL THE ISOLATORS TO THE FUEL LINES IF THE UNIT IS IN FOR ANY MAINTENANCE OR REPAIRS, WITH CERTAIN RESTRICTIONS ON REIMBURSEMENT.","document":null,"url":"https://open.wenmarpro.com/bulletins/10088023","components":[{"id":"engine","name":"Engine","parent":null},{"id":"fuel-system","name":"Fuel system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"ISL9","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":[]}