{"nhtsa_id":10059223,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2016-02-19","date":"2015-08-12","document_id":"IK-1201124","mfr_campaign":null,"replaces":null,"component":"ENGINE; EQUIPMENT","mfr_system":null,"summary":"IKNOW: SOME ENGINES WILL EXPERIENCE A COMPONENT FAILURE DUE TO COKING/BUILD UP IN CYLINDER HEAD WHICH CLOSES INTAKE VALVES AND HAVING POOR PERFORMANCES AND MISFIRES, RESULTING IN BRIDGES FALLING OFF. NO MODEL OR YEARS. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10059223","components":[{"id":"engine","name":"Engine","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"INTERNATIONAL HARVESTER","model":"RF192","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":[]}