{"nhtsa_id":10083497,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2016-10-25","date":"2016-02-06","document_id":"FSB 263-039","mfr_campaign":null,"replaces":null,"component":"ENGINE; ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN","mfr_system":null,"summary":"VEHICLES BUILT BEFORE JANUARY 6, 2014 EQUIPPED WITH THE HDMS COOL LOGIC ENGINE COOLING FAN DRIVE MAY EXPERIENCE A FLUID LEAK FROM THE REAR OF THE DRIVE.","document":null,"url":"https://open.wenmarpro.com/bulletins/10083497","components":[{"id":"engine","name":"Engine","parent":null},{"id":"cooling-fan","name":"Cooling fan","parent":"engine"},{"id":"cooling-system","name":"Cooling system","parent":"engine"}],"codes":[],"topics":[],"vehicles":[{"make":"MACK","model":"MACK","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":[]}