{"nhtsa_id":10044043,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2012-05-08","date":"2012-01-01","document_id":"SU1206","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE","mfr_system":null,"summary":"BLUEBIRD: FAN DRIVE GEARBOX VENT VALVE SHOULD BE CHECKED FOR CLOGGING FROM ROAD DUST/DIRT EVERY SIX (6) MONTHS OR 2500 ENGINE HOURS. INCLUDING MODEL ALL AMERICAN D3RE REAR ENGINE. *JS","document":null,"url":"https://open.wenmarpro.com/bulletins/10044043","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"BLUE BIRD","model":"D3RE","year_from":2010,"year_to":2010,"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":[]}