{"nhtsa_id":10055174,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2014-04-18","date":"2014-02-01","document_id":"FSB-263-039","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN","mfr_system":null,"summary":"VOLVO TRUCKS: ON SOME TRUCKS, THE HDMS FAN DRIVE WAS REDESIGNED, DUE TO HDMS COOL LOGIC ENGINE COOLING FAN DRIVE WAS LEAKING FLUID FROM REAR OF DRIVE, WITH IMPROVEMENTS OF SEALING AND OVERALL DURABILITY OF DRIVE, MODEL 2013 VAH, VHD, VN. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10055174","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":"VOLVO","model":"VAH","year_from":2013,"year_to":2013,"match":null,"vehicle_ids":[]},{"make":"VOLVO","model":"VHD","year_from":2013,"year_to":2013,"match":null,"vehicle_ids":[]},{"make":"VOLVO","model":"VN","year_from":2013,"year_to":2013,"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":[]}