{"nhtsa_id":11033287,"type":"service_campaign","type_name":"Service campaign","date_added":"2026-06-03","date":"2026-06-03","document_id":"N262558300","mfr_campaign":"N262558300","replaces":null,"component":"UNKNOWN OR OTHER","mfr_system":null,"summary":"Certain vehicles may have been built with the incorrect Body Control Module (BCM) calibration data file. Dealers will reprogram the BCM with the correct software.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11033287-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11033287-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11033287","components":[],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2026,"year_to":2026,"match":"base","vehicle_ids":["2026_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA 1500","year_from":2026,"year_to":2026,"match":"base","vehicle_ids":["2026_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":[]}