{"nhtsa_id":11027599,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-01-13","date":"2026-01-07","document_id":"PIT6315A","mfr_campaign":null,"replaces":null,"component":"UNKNOWN OR OTHER","mfr_system":null,"summary":"This Preliminary information communicates information to direct the dealer or upfitter to GM Upfitter Bulletin 203 for information on installing the Universal Vehicle Module.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11027599-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11027599-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11027599","components":[],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"BLAZER EV","year_from":2024,"year_to":2026,"match":"base","vehicle_ids":["2024_chevrolet_blazer","2025_chevrolet_blazer","2026_chevrolet_blazer"]},{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2024,"year_to":2026,"match":"base","vehicle_ids":["2024_chevrolet_silverado","2025_chevrolet_silverado","2026_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 2500","year_from":2024,"year_to":2026,"match":"base","vehicle_ids":["2024_chevrolet_silverado","2025_chevrolet_silverado","2026_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 3500","year_from":2024,"year_to":2026,"match":"base","vehicle_ids":["2024_chevrolet_silverado","2025_chevrolet_silverado","2026_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA 1500","year_from":2024,"year_to":2026,"match":"base","vehicle_ids":["2024_gmc_sierra","2025_gmc_sierra","2026_gmc_sierra"]},{"make":"GMC","model":"SIERRA 2500","year_from":2024,"year_to":2026,"match":"base","vehicle_ids":["2024_gmc_sierra","2025_gmc_sierra","2026_gmc_sierra"]},{"make":"GMC","model":"SIERRA 3500","year_from":2024,"year_to":2026,"match":"base","vehicle_ids":["2024_gmc_sierra","2025_gmc_sierra","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":[]}