{"nhtsa_id":10186155,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-02-01","date":"2020-12-11","document_id":"NCU-2020120003","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"Correct tightening torque of threaded connection between exhaust system and catalytic converter","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10186155-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10186155-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10186155","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MERCEDES-BENZ","model":"A 220","year_from":2020,"year_to":2020,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"AMG A35","year_from":2020,"year_to":2020,"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":[]}