{"nhtsa_id":10051813,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2013-04-13","date":"2013-03-11","document_id":"CSB-13-290-001A","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"SPARTAN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. IN CERTAIN MOTORHOMES AND BUS CHASSIS, THAT ARE INCOMPLETE, COOLANT IS LEAKING FROM THE T-FITTING CONNECTIONS IN COOLANT CIRCUIT FOR DEF SYSTEM. NO MODEL OR MODEL YEARS LISTED. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10051813","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"SPARTAN","model":"BUS","year_from":2011,"year_to":2011,"match":null,"vehicle_ids":[]},{"make":"SPARTAN","model":"MOTORHOME CHASSIS","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":[]}