{"vehicle":{"id":"2001_gmc_b7","year":2001,"make":"GMC","model":"B7"},"code":"P0442","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":1,"bulletins":[{"nhtsa_id":10228888,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-01-06","date":"2022-12-14","document_id":"21-NA-124","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING","summary":"This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a customer concern of an MIL Illuminated with DTCs P0442 and/or P0455 Set.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10228888-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10228888-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10228888"}],"url":"https://open.wenmarpro.com/makes/gmc/b7/2001/bulletins?code=P0442"},"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/gmc/b7/2001/codes/P0442","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."]}