{"nhtsa_id":10018082,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2005-12-15","date":"2004-12-16","document_id":"1204","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"DIAGNOSTIC TROUBLE CODE P0420 AND P1420 REPAIRS. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10018082","components":[{"id":"engine","name":"Engine","parent":null}],"codes":["P0420","P1420"],"topics":[],"vehicles":[{"make":"HONDA","model":"CIVIC","year_from":2003,"year_to":2005,"match":"exact","vehicle_ids":["2003_honda_civic","2004_honda_civic","2005_honda_civic"]}],"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":[]}