{"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,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"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","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":["U18AF","U18B4","U18B5"],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SONIC","year_from":2018,"year_to":2019,"match":"exact","vehicle_ids":["2018_chevrolet_sonic","2019_chevrolet_sonic"]},{"make":"CHEVROLET","model":"TRAX","year_from":2018,"year_to":2019,"match":"exact","vehicle_ids":["2018_chevrolet_trax","2019_chevrolet_trax"]},{"make":"GMC","model":"TERRAIN","year_from":2018,"year_to":2018,"match":"exact","vehicle_ids":["2018_gmc_terrain"]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}