{"vehicle":{"id":"2004_buick_regal","year":2004,"make":"Buick","model":"Regal"},"code":"P0440","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":2,"bulletins":[{"nhtsa_id":10013138,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2005-04-08","date":"2003-11-05","document_id":"11052003","mfr_campaign":null,"component":"FUEL SYSTEM, OTHER","summary":"DIAGNOSTIC TROUBLE CODES P0440 AND P0455, ALONG WITH A LOOSE FUEL CAP MESSAGE DISPLAYED ON THE DIC ON VEHICLES WITH 3800 ENGINE APPLICATIONS. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10013138"},{"nhtsa_id":10005487,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2004-03-01","date":"2004-01-01","document_id":"01505","mfr_campaign":null,"component":"FUEL SYSTEM, OTHER","summary":"LOOSE FUEL CAP MESSAGE AND DIAGNOSTIC TROUBLE CODE (DTC) P0440, P0455. *TT *MJ","document":null,"url":"https://open.wenmarpro.com/bulletins/10005487"}],"url":"https://open.wenmarpro.com/makes/buick/regal/2004/bulletins?code=P0440"},"related":{"components":[],"bulletins":[],"recalls":{"may_apply":true,"recalls":[],"lookup":{"nhtsa":"https://www.nhtsa.gov/recalls","tc":"https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng","maker":null}}},"url":"https://open.wenmarpro.com/makes/buick/regal/2004/codes/P0440","note":"The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.","attribution":["Contains information licensed under the Open Government Licence – Canada."]}