{"vehicle":{"id":"2008_chevrolet_aveo","year":2008,"make":"Chevrolet","model":"Aveo"},"code":"P0420","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":1,"bulletins":[{"nhtsa_id":10025422,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2008-08-08","date":"2008-04-01","document_id":"SB-08-06-04-027","mfr_campaign":null,"component":"ELECTRICAL SYSTEM","summary":"EI08145-1.6L L91, SES LIGHT ILLUMINATED, P0420 CATALYST SYSTEM LOW EFFICIENCY, O2 LEAN LIMIT CODE P0131, P0133. *PE UPDATED 8/4/10. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10025422"}],"url":"https://open.wenmarpro.com/makes/chevrolet/aveo/2008/bulletins?code=P0420"},"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/chevrolet/aveo/2008/codes/P0420","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."]}