{"nhtsa_id":11036395,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-08-27","date":"2026-08-18","document_id":"PIT6534","mfr_campaign":null,"replaces":null,"component":"UNKNOWN OR OTHER","mfr_system":null,"summary":"Onstar connectivity features may be inoperative. Dealer is instructed how to reset the onstar module. Engineering is investigating a solution.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11036395-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11036395-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11036395","components":[],"codes":[],"topics":[],"vehicles":[{"make":"BUICK","model":"ENCLAVE","year_from":2027,"year_to":2027,"match":"exact","vehicle_ids":["2027_buick_enclave"]},{"make":"CADILLAC","model":"LYRIQ","year_from":2027,"year_to":2027,"match":"exact","vehicle_ids":["2027_cadillac_lyriq"]},{"make":"CADILLAC","model":"OPTIQ","year_from":2027,"year_to":2027,"match":"exact","vehicle_ids":["2027_cadillac_optiq"]},{"make":"CADILLAC","model":"VISTIQ","year_from":2027,"year_to":2027,"match":"exact","vehicle_ids":["2027_cadillac_vistiq"]},{"make":"CHEVROLET","model":"BLAZER EV","year_from":2027,"year_to":2027,"match":"base","vehicle_ids":["2027_chevrolet_blazer"]},{"make":"CHEVROLET","model":"CORVETTE GRAND SPORT CONVERTIBLE","year_from":2027,"year_to":2027,"match":"base","vehicle_ids":["2027_chevrolet_corvette"]},{"make":"CHEVROLET","model":"CORVETTE GRAND SPORT COUPE","year_from":2027,"year_to":2027,"match":"base","vehicle_ids":["2027_chevrolet_corvette"]},{"make":"CHEVROLET","model":"CORVETTE GRAND SPORT X CONVERTIBLE HYBRID","year_from":2027,"year_to":2027,"match":"base","vehicle_ids":["2027_chevrolet_corvette"]},{"make":"CHEVROLET","model":"CORVETTE GRAND SPORT X COUPE HYBRID","year_from":2027,"year_to":2027,"match":"base","vehicle_ids":["2027_chevrolet_corvette"]},{"make":"CHEVROLET","model":"EQUINOX","year_from":2027,"year_to":2027,"match":"exact","vehicle_ids":["2027_chevrolet_equinox"]},{"make":"CHEVROLET","model":"EQUINOX EV","year_from":2027,"year_to":2027,"match":"base","vehicle_ids":["2027_chevrolet_equinox"]},{"make":"CHEVROLET","model":"TRAVERSE","year_from":2027,"year_to":2027,"match":"exact","vehicle_ids":["2027_chevrolet_traverse"]},{"make":"GMC","model":"ACADIA","year_from":2027,"year_to":2027,"match":"exact","vehicle_ids":["2027_gmc_acadia"]},{"make":"GMC","model":"TERRAIN","year_from":2027,"year_to":2027,"match":"exact","vehicle_ids":["2027_gmc_terrain"]}],"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":[]}