{"nhtsa_id":10012652,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2005-03-10","date":"2004-10-22","document_id":"04027","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM","mfr_system":null,"summary":"EXHAUST SYSTEM DRONING AT 2000 RPM DURING COLD WEATHER. *EH","document":null,"url":"https://open.wenmarpro.com/bulletins/10012652","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"ACURA","model":"MDX","year_from":2004,"year_to":2004,"match":"exact","vehicle_ids":["2004_acura_mdx"]}],"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":[]}