{"vehicle":{"id":"2020_alfa-romeo_stelvio","year":2020,"make":"Alfa Romeo","model":"Stelvio"},"code":"B1938","generic":false,"description":null,"bulletins":{"as_of":"2026-10-19","count":2,"bulletins":[{"nhtsa_id":10221839,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-09-26","date":"2020-08-27","document_id":"S2024000006","mfr_campaign":null,"component":"VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; ELECTRICAL SYSTEM","summary":"After Module Replacement A/C Systems Do Not Operate Properly. DTC B1938-64 Humidity Sensor LIN Bus ? Signal Plausibility Failure","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10221839-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10221839-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10221839"},{"nhtsa_id":10180229,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-09-28","date":"2020-08-27","document_id":"S2024000006","mfr_campaign":null,"component":"ELECTRICAL SYSTEM","summary":"After Module Replacement A/C Systems Do Not Operate Properly. DTC B1938-64 Humidity Sensor LIN Bus ? Signal Plausibility Failure","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10180229-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10180229-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10180229"}],"url":"https://open.wenmarpro.com/makes/alfa-romeo/stelvio/2020/bulletins?code=B1938"},"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/alfa-romeo/stelvio/2020/codes/B1938","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."]}