{"nhtsa_id":10200181,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-08-09","date":"2021-06-09","document_id":"N212332820","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT:APPLIANCE:TV/RADIO/SPEAKERS; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM:SOFTWARE","mfr_system":null,"summary":"Service Update. Certain vehicles may not be able to access Apps. A most notable improvement list this software update may correct is located at the end of this bulletin for conditions or concerns a customer may experience. Dealers will reprogram the radio.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10200181-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10200181-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10200181","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"software","name":"Software","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"CADILLAC","model":"XT4","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_cadillac_xt4"]},{"make":"CHEVROLET","model":"CORVETTE","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_chevrolet_corvette"]},{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2021,"year_to":2021,"match":"base","vehicle_ids":["2021_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA 1500","year_from":2021,"year_to":2021,"match":"base","vehicle_ids":["2021_gmc_sierra"]}],"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":[]}