{"nhtsa_id":10084462,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2016-11-21","date":"2015-12-04","document_id":"C1634C","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT","mfr_system":null,"summary":"THIS CAMPAIGN IS BEING ISSUED TO ADDRESS TURBOCHARGER ACTUATOR FAILURES IN CERTAIN ENGINES IN TRANSIT BUS APPLICATIONS. THIS CAMPAIGN AUTHORIZES THE RECALIBRATION OF THE TURBOCHARGER ACTUATOR. THIS IS A REVISION TO A PREVIOUSLY RELEASED COMMUNICATION.","document":null,"url":"https://open.wenmarpro.com/bulletins/10084462","components":[{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"ISB6.7","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"CUMMINS","model":"ISL9","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":[]}