{"vehicle":{"id":"2019_chevrolet_sonic","year":2019,"make":"Chevrolet","model":"Sonic"},"code":"U18B4","generic":false,"description":null,"bulletins":{"as_of":"2026-10-19","count":1,"bulletins":[{"nhtsa_id":10161953,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-07-01","date":"2019-05-13","document_id":"19NA106","mfr_campaign":null,"component":"ELECTRICAL SYSTEM","summary":"This Technical bulletin provides a Correction for a Condition of OnStar Red LED Illuminated - DTCs U18B4, U18B5, U18AF Set.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10161953-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10161953-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10161953"}],"url":"https://open.wenmarpro.com/makes/chevrolet/sonic/2019/bulletins?code=U18B4"},"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/sonic/2019/codes/U18B4","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."]}