{"nhtsa_id":11034001,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-06-18","date":"2026-06-10","document_id":"PIT6523","mfr_campaign":null,"replaces":null,"component":"UNKNOWN OR OTHER","mfr_system":null,"summary":"This PI provides diagnostic steps for dealer technicians to verify the condition and ensure that part replacement is necessary","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11034001-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11034001-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11034001","components":[],"codes":[],"topics":[],"vehicles":[{"make":"CADILLAC","model":"ESCALADE","year_from":2025,"year_to":2026,"match":"exact","vehicle_ids":["2025_cadillac_escalade","2026_cadillac_escalade"]},{"make":"CADILLAC","model":"ESCALADE ESV","year_from":2025,"year_to":2026,"match":"exact","vehicle_ids":["2025_cadillac_escalade-esv","2026_cadillac_escalade-esv"]},{"make":"CADILLAC","model":"ESCALADE IQ","year_from":2025,"year_to":2026,"match":"exact","vehicle_ids":["2025_cadillac_escalade-iq","2026_cadillac_escalade-iq"]},{"make":"CADILLAC","model":"ESCALADE IQL","year_from":2026,"year_to":2026,"match":"exact","vehicle_ids":["2026_cadillac_escalade-iql"]},{"make":"CHEVROLET","model":"COLORADO","year_from":2023,"year_to":2026,"match":"exact","vehicle_ids":["2023_chevrolet_colorado","2024_chevrolet_colorado","2025_chevrolet_colorado","2026_chevrolet_colorado"]},{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2021,"year_to":2026,"match":"base","vehicle_ids":["2021_chevrolet_silverado","2022_chevrolet_silverado","2023_chevrolet_silverado","2024_chevrolet_silverado","2025_chevrolet_silverado","2026_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 2500","year_from":2020,"year_to":2026,"match":"base","vehicle_ids":["2020_chevrolet_silverado","2021_chevrolet_silverado","2022_chevrolet_silverado","2023_chevrolet_silverado","2024_chevrolet_silverado","2025_chevrolet_silverado","2026_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 3500","year_from":2020,"year_to":2026,"match":"base","vehicle_ids":["2020_chevrolet_silverado","2021_chevrolet_silverado","2022_chevrolet_silverado","2023_chevrolet_silverado","2024_chevrolet_silverado","2025_chevrolet_silverado","2026_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO EV","year_from":2024,"year_to":2026,"match":"base","vehicle_ids":["2024_chevrolet_silverado","2025_chevrolet_silverado","2026_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SUBURBAN 1500","year_from":2025,"year_to":2026,"match":"base","vehicle_ids":["2025_chevrolet_suburban","2026_chevrolet_suburban"]},{"make":"CHEVROLET","model":"TAHOE","year_from":2025,"year_to":2026,"match":"exact","vehicle_ids":["2025_chevrolet_tahoe","2026_chevrolet_tahoe"]},{"make":"GMC","model":"CANYON","year_from":2023,"year_to":2026,"match":"exact","vehicle_ids":["2023_gmc_canyon","2024_gmc_canyon","2025_gmc_canyon","2026_gmc_canyon"]},{"make":"GMC","model":"HUMMER EV PICKUP","year_from":2022,"year_to":2026,"match":"exact","vehicle_ids":["2022_gmc_hummer-ev-pickup","2023_gmc_hummer-ev-pickup","2024_gmc_hummer-ev-pickup","2025_gmc_hummer-ev-pickup","2026_gmc_hummer-ev-pickup"]},{"make":"GMC","model":"HUMMER EV SUV","year_from":2024,"year_to":2026,"match":"exact","vehicle_ids":["2024_gmc_hummer-ev-suv","2025_gmc_hummer-ev-suv","2026_gmc_hummer-ev-suv"]},{"make":"GMC","model":"SIERRA 1500","year_from":2021,"year_to":2026,"match":"base","vehicle_ids":["2021_gmc_sierra","2022_gmc_sierra","2023_gmc_sierra","2024_gmc_sierra","2025_gmc_sierra","2026_gmc_sierra"]},{"make":"GMC","model":"SIERRA 2500","year_from":2020,"year_to":2026,"match":"base","vehicle_ids":["2020_gmc_sierra","2021_gmc_sierra","2022_gmc_sierra","2023_gmc_sierra","2024_gmc_sierra","2025_gmc_sierra","2026_gmc_sierra"]},{"make":"GMC","model":"SIERRA 3500","year_from":2020,"year_to":2026,"match":"base","vehicle_ids":["2020_gmc_sierra","2021_gmc_sierra","2022_gmc_sierra","2023_gmc_sierra","2024_gmc_sierra","2025_gmc_sierra","2026_gmc_sierra"]},{"make":"GMC","model":"SIERRA EV","year_from":2024,"year_to":2026,"match":"base","vehicle_ids":["2024_gmc_sierra","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":[]}