{"nhtsa_id":11019844,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-06-30","date":"2025-06-18","document_id":"PIT6393","mfr_campaign":null,"replaces":null,"component":"UNKNOWN OR OTHER","mfr_system":null,"summary":"This Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not correct it. It also informs them to follow the bulletins as necessary to USB update the modules.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11019844-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11019844-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11019844","components":[],"codes":[],"topics":[],"vehicles":[{"make":"BRIGHTDROP","model":"ZEVO 400","year_from":2024,"year_to":2024,"match":"base","vehicle_ids":["2024_brightdrop_zevo"]},{"make":"BUICK","model":"ENCLAVE","year_from":2025,"year_to":2025,"match":"exact","vehicle_ids":["2025_buick_enclave"]},{"make":"BUICK","model":"ENVISION","year_from":2024,"year_to":2025,"match":"exact","vehicle_ids":["2024_buick_envision","2025_buick_envision"]},{"make":"CADILLAC","model":"CT5","year_from":2025,"year_to":2025,"match":"exact","vehicle_ids":["2025_cadillac_ct5"]},{"make":"CADILLAC","model":"ESCALADE","year_from":2025,"year_to":2025,"match":"exact","vehicle_ids":["2025_cadillac_escalade"]},{"make":"CADILLAC","model":"ESCALADE ESV","year_from":2025,"year_to":2025,"match":"exact","vehicle_ids":["2025_cadillac_escalade-esv"]},{"make":"CADILLAC","model":"ESCALADE IQ","year_from":2025,"year_to":2025,"match":"exact","vehicle_ids":["2025_cadillac_escalade-iq"]},{"make":"CADILLAC","model":"LYRIQ","year_from":2024,"year_to":2025,"match":"exact","vehicle_ids":["2024_cadillac_lyriq","2025_cadillac_lyriq"]},{"make":"CADILLAC","model":"OPTIQ","year_from":2025,"year_to":2025,"match":"exact","vehicle_ids":["2025_cadillac_optiq"]},{"make":"CADILLAC","model":"VISTIQ","year_from":2026,"year_to":2026,"match":"exact","vehicle_ids":["2026_cadillac_vistiq"]},{"make":"CADILLAC","model":"XT4","year_from":2024,"year_to":2025,"match":"exact","vehicle_ids":["2024_cadillac_xt4","2025_cadillac_xt4"]},{"make":"CHEVROLET","model":"BLAZER EV","year_from":2024,"year_to":2025,"match":"base","vehicle_ids":["2024_chevrolet_blazer","2025_chevrolet_blazer"]},{"make":"CHEVROLET","model":"BRIGHTDROP 400","year_from":2026,"year_to":2026,"match":"base","vehicle_ids":["2026_chevrolet_brightdrop"]},{"make":"CHEVROLET","model":"BRIGHTDROP 600","year_from":2026,"year_to":2026,"match":"base","vehicle_ids":["2026_chevrolet_brightdrop"]},{"make":"CHEVROLET","model":"COLORADO","year_from":2024,"year_to":2025,"match":"exact","vehicle_ids":["2024_chevrolet_colorado","2025_chevrolet_colorado"]},{"make":"CHEVROLET","model":"EQUINOX EV","year_from":2024,"year_to":2025,"match":"base","vehicle_ids":["2024_chevrolet_equinox","2025_chevrolet_equinox"]},{"make":"CHEVROLET","model":"SILVERADO EV","year_from":2024,"year_to":2025,"match":"base","vehicle_ids":["2024_chevrolet_silverado","2025_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SUBURBAN 1500","year_from":2025,"year_to":2025,"match":"base","vehicle_ids":["2025_chevrolet_suburban"]},{"make":"CHEVROLET","model":"TAHOE","year_from":2025,"year_to":2025,"match":"exact","vehicle_ids":["2025_chevrolet_tahoe"]},{"make":"CHEVROLET","model":"TRAVERSE","year_from":2024,"year_to":2025,"match":"exact","vehicle_ids":["2024_chevrolet_traverse","2025_chevrolet_traverse"]},{"make":"GMC","model":"ACADIA","year_from":2024,"year_to":2025,"match":"exact","vehicle_ids":["2024_gmc_acadia","2025_gmc_acadia"]},{"make":"GMC","model":"CANYON","year_from":2025,"year_to":2025,"match":"exact","vehicle_ids":["2025_gmc_canyon"]},{"make":"GMC","model":"SIERRA EV","year_from":2024,"year_to":2025,"match":"base","vehicle_ids":["2024_gmc_sierra","2025_gmc_sierra"]},{"make":"GMC","model":"TERRAIN","year_from":2025,"year_to":2025,"match":"exact","vehicle_ids":["2025_gmc_terrain"]},{"make":"GMC","model":"YUKON","year_from":2025,"year_to":2025,"match":"exact","vehicle_ids":["2025_gmc_yukon"]},{"make":"GMC","model":"YUKON XL","year_from":2025,"year_to":2025,"match":"exact","vehicle_ids":["2025_gmc_yukon-xl"]}],"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":[]}