{"nhtsa_id":10044074,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2012-05-09","date":"2010-04-01","document_id":"SCI10-22","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:DIESEL","mfr_system":null,"summary":"PREVOST: VOLVO D13 ENGINE ADDITION OF AN AIR PRESSURE RELIEF VALVE ON THE AFTERTREATMENT FUEL INJECTOR (AFI) AIR CIRCUIT. FOR MODELS H3-45, X3-45, AND XLII-45 ENTERTAINER. MODEL YEARS NOT GIVEN. *KB","document":null,"url":"https://open.wenmarpro.com/bulletins/10044074","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"PREVOST","model":"PREVOST","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":[]}