{"nhtsa_id":10241853,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-09-06","date":"2023-08-01","document_id":"20-NA-082","mfr_campaign":null,"replaces":null,"component":"FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING:ENGINE:DIESEL","mfr_system":null,"summary":"This informational bulletin explains why more DEF is being used in diesel engines due to new emission standards.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10241853-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10241853-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10241853","components":[{"id":"engine","name":"Engine","parent":null},{"id":"fuel-system","name":"Fuel system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CADILLAC","model":"ESCALADE","year_from":2021,"year_to":2023,"match":"exact","vehicle_ids":["2021_cadillac_escalade","2022_cadillac_escalade","2023_cadillac_escalade"]},{"make":"CADILLAC","model":"ESCALADE ESV","year_from":2021,"year_to":2023,"match":"exact","vehicle_ids":["2021_cadillac_escalade-esv","2022_cadillac_escalade-esv","2023_cadillac_escalade-esv"]},{"make":"CADILLAC","model":"ESCALADE NA","year_from":2021,"year_to":2021,"match":"base","vehicle_ids":["2021_cadillac_escalade"]},{"make":"CADILLAC","model":"XT4","year_from":2020,"year_to":2023,"match":"exact","vehicle_ids":["2020_cadillac_xt4","2021_cadillac_xt4","2022_cadillac_xt4","2023_cadillac_xt4"]},{"make":"CHEVROLET","model":"6500","year_from":2019,"year_to":2019,"match":null,"vehicle_ids":[]},{"make":"CHEVROLET","model":"COLORADO","year_from":2020,"year_to":2021,"match":"exact","vehicle_ids":["2020_chevrolet_colorado","2021_chevrolet_colorado"]},{"make":"CHEVROLET","model":"EQUINOX","year_from":2022,"year_to":2022,"match":"exact","vehicle_ids":["2022_chevrolet_equinox"]},{"make":"CHEVROLET","model":"EXPRESS","year_from":2020,"year_to":2021,"match":"exact","vehicle_ids":["2020_chevrolet_express","2021_chevrolet_express"]},{"make":"CHEVROLET","model":"EXPRESS CUTAWAY VAN","year_from":2020,"year_to":2022,"match":"base","vehicle_ids":["2020_chevrolet_express","2021_chevrolet_express","2022_chevrolet_express"]},{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2020,"year_to":2024,"match":"base","vehicle_ids":["2020_chevrolet_silverado","2021_chevrolet_silverado","2022_chevrolet_silverado","2023_chevrolet_silverado","2024_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 2500","year_from":2020,"year_to":2024,"match":"base","vehicle_ids":["2020_chevrolet_silverado","2021_chevrolet_silverado","2022_chevrolet_silverado","2023_chevrolet_silverado","2024_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 3500","year_from":2020,"year_to":2024,"match":"base","vehicle_ids":["2020_chevrolet_silverado","2021_chevrolet_silverado","2022_chevrolet_silverado","2023_chevrolet_silverado","2024_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 4500","year_from":2019,"year_to":2023,"match":"base","vehicle_ids":["2019_chevrolet_silverado","2020_chevrolet_silverado","2021_chevrolet_silverado","2022_chevrolet_silverado","2023_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 5500","year_from":2019,"year_to":2021,"match":"base","vehicle_ids":["2019_chevrolet_silverado","2020_chevrolet_silverado","2021_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 5500","year_from":2023,"year_to":2023,"match":"base","vehicle_ids":["2023_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 6500","year_from":2019,"year_to":2019,"match":"base","vehicle_ids":["2019_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 6500","year_from":2021,"year_to":2023,"match":"base","vehicle_ids":["2021_chevrolet_silverado","2022_chevrolet_silverado","2023_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SUBURBAN","year_from":2021,"year_to":2023,"match":"exact","vehicle_ids":["2021_chevrolet_suburban","2022_chevrolet_suburban","2023_chevrolet_suburban"]},{"make":"CHEVROLET","model":"SUBURBAN 1500","year_from":2021,"year_to":2023,"match":"base","vehicle_ids":["2021_chevrolet_suburban","2022_chevrolet_suburban","2023_chevrolet_suburban"]},{"make":"CHEVROLET","model":"TAHOE","year_from":2021,"year_to":2023,"match":"exact","vehicle_ids":["2021_chevrolet_tahoe","2022_chevrolet_tahoe","2023_chevrolet_tahoe"]},{"make":"CHEVROLET","model":"duplicate SILVERADO 5500","year_from":2019,"year_to":2019,"match":null,"vehicle_ids":[]},{"make":"GMC","model":"CANYON","year_from":2020,"year_to":2022,"match":"exact","vehicle_ids":["2020_gmc_canyon","2021_gmc_canyon","2022_gmc_canyon"]},{"make":"GMC","model":"SAVANA","year_from":2020,"year_to":2022,"match":"exact","vehicle_ids":["2020_gmc_savana","2021_gmc_savana","2022_gmc_savana"]},{"make":"GMC","model":"SIERRA 1500","year_from":2020,"year_to":2024,"match":"base","vehicle_ids":["2020_gmc_sierra","2021_gmc_sierra","2022_gmc_sierra","2023_gmc_sierra","2024_gmc_sierra"]},{"make":"GMC","model":"SIERRA 2500","year_from":2020,"year_to":2024,"match":"base","vehicle_ids":["2020_gmc_sierra","2021_gmc_sierra","2022_gmc_sierra","2023_gmc_sierra","2024_gmc_sierra"]},{"make":"GMC","model":"SIERRA 3500","year_from":2020,"year_to":2024,"match":"base","vehicle_ids":["2020_gmc_sierra","2021_gmc_sierra","2022_gmc_sierra","2023_gmc_sierra","2024_gmc_sierra"]},{"make":"GMC","model":"YUKON","year_from":2021,"year_to":2023,"match":"exact","vehicle_ids":["2021_gmc_yukon","2022_gmc_yukon","2023_gmc_yukon"]},{"make":"GMC","model":"YUKON XL","year_from":2021,"year_to":2023,"match":"exact","vehicle_ids":["2021_gmc_yukon-xl","2022_gmc_yukon-xl","2023_gmc_yukon-xl"]},{"make":"GMC","model":"YUKON XL 1500","year_from":2023,"year_to":2023,"match":"base","vehicle_ids":["2023_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":[]}