{"nhtsa_id":11000607,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2024-05-31","date":"2024-05-07","document_id":"PIE0788A","mfr_campaign":null,"replaces":null,"component":"FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM","mfr_system":null,"summary":"This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to MIL illuminated on DIC to correct BET and BEV3 Ultium Packs Setting Moving Average Voltage Detection (MAVD) and Delta Voltage Rest Period (DVRP) Fault Codes.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-11000607-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-11000607-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11000607","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"fuel-system","name":"Fuel system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"BRIGHTDROP","model":"ZEVO 400","year_from":2024,"year_to":2024,"match":"base","vehicle_ids":["2024_brightdrop_zevo"]},{"make":"BRIGHTDROP","model":"ZEVO 600","year_from":2023,"year_to":2024,"match":"base","vehicle_ids":["2023_brightdrop_zevo","2024_brightdrop_zevo"]},{"make":"CADILLAC","model":"LYRIQ","year_from":2023,"year_to":2024,"match":"exact","vehicle_ids":["2023_cadillac_lyriq","2024_cadillac_lyriq"]},{"make":"CADILLAC","model":"LYRIQ EV","year_from":2023,"year_to":2023,"match":"base","vehicle_ids":["2023_cadillac_lyriq"]},{"make":"CHEVROLET","model":"BLAZER EV","year_from":2024,"year_to":2024,"match":"base","vehicle_ids":["2024_chevrolet_blazer"]},{"make":"CHEVROLET","model":"EQUINOX EV","year_from":2024,"year_to":2024,"match":"base","vehicle_ids":["2024_chevrolet_equinox"]},{"make":"CHEVROLET","model":"SILVERADO EV","year_from":2024,"year_to":2024,"match":"base","vehicle_ids":["2024_chevrolet_silverado"]},{"make":"GMC","model":"HUMMER EV PICKUP","year_from":2022,"year_to":2024,"match":"exact","vehicle_ids":["2022_gmc_hummer-ev-pickup","2023_gmc_hummer-ev-pickup","2024_gmc_hummer-ev-pickup"]}],"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":[]}