{"nhtsa_id":10076479,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2016-07-14","date":"2016-04-01","document_id":"SI B12 05 16","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"N55 - Engine Malfunction Warning Due to Vapor Forming in the Fuel System The Engine “Drivetrain Malfunction” Check Control warning is displayed and the Service Engine Soon (MIL) Lamp may also be on. In areas where winterized fuel is used, this situation may occur after prolonged periods of engine idling or “stop and go” driving. Vapor formation in the fuel system from fuel quality characteristics of certain winter fuel blends along with high engine compartment temperatures.","document":null,"url":"https://open.wenmarpro.com/bulletins/10076479","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"BMW","model":"BMW","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":[]}