{"nhtsa_id":11024501,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-10-27","date":"2025-05-13","document_id":"25-NA-121","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"This service bulletin provides information on the radio software related issues to update the radio to the latest software version Y177.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11024501-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11024501-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11024501","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2025,"year_to":2025,"match":"base","vehicle_ids":["2025_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 2500","year_from":2025,"year_to":2025,"match":"base","vehicle_ids":["2025_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 3500","year_from":2025,"year_to":2025,"match":"base","vehicle_ids":["2025_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA 1500","year_from":2025,"year_to":2025,"match":"base","vehicle_ids":["2025_gmc_sierra"]},{"make":"GMC","model":"SIERRA 2500","year_from":2025,"year_to":2025,"match":"base","vehicle_ids":["2025_gmc_sierra"]},{"make":"GMC","model":"SIERRA 3500","year_from":2025,"year_to":2025,"match":"base","vehicle_ids":["2025_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":[]}