{"nhtsa_id":11036707,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-09-02","date":"2026-08-27","document_id":"PIT6455C","mfr_campaign":null,"replaces":null,"component":"UNKNOWN OR OTHER","mfr_system":null,"summary":"This PI communications information that Engineering has released an OTA to correct the Service Driver Assist message with current DTC B1B2F Telematics Control Module and U1624 Image Processing Control Module setting.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11036707-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11036707-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11036707","components":[],"codes":["B1B2F","U1624"],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2025,"year_to":2026,"match":"base","vehicle_ids":["2025_chevrolet_silverado","2026_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA 1500","year_from":2025,"year_to":2026,"match":"base","vehicle_ids":["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":[]}