{"nhtsa_id":10169580,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-12-23","date":"2019-11-07","document_id":"LI09.41-P-070414","mfr_campaign":null,"replaces":null,"component":"LANE DEPARTURE; BACK OVER PREVENTION","mfr_system":null,"summary":"Engine diagnosis warning lamp activated - Fault code P029921 and/or air discharge noise while driving","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10169580-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10169580-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10169580","components":[{"id":"driver-assistance","name":"Driver assistance","parent":null},{"id":"backup-camera","name":"Backup camera","parent":"driver-assistance"}],"codes":["P0299"],"topics":[],"vehicles":[{"make":"MERCEDES-BENZ","model":"MERCEDES-BENZ","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":[]}