{"nhtsa_id":11028658,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-02-09","date":"2026-02-04","document_id":"PIP5841H","mfr_campaign":null,"replaces":null,"component":"UNKNOWN OR OTHER","mfr_system":null,"summary":"This Preliminary information communicates the potential for condensation to freeze up inside the Crankcase Pressure Sensor causing dtc P04FB to set.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11028658-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11028658-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11028658","components":[],"codes":["P04FB"],"topics":[],"vehicles":[{"make":"BUICK","model":"ENVISION","year_from":2021,"year_to":2025,"match":"exact","vehicle_ids":["2021_buick_envision","2022_buick_envision","2023_buick_envision","2024_buick_envision","2025_buick_envision"]},{"make":"CADILLAC","model":"CT4","year_from":2020,"year_to":2025,"match":"exact","vehicle_ids":["2020_cadillac_ct4","2021_cadillac_ct4","2022_cadillac_ct4","2023_cadillac_ct4","2024_cadillac_ct4","2025_cadillac_ct4"]},{"make":"CADILLAC","model":"CT5","year_from":2020,"year_to":2025,"match":"exact","vehicle_ids":["2020_cadillac_ct5","2021_cadillac_ct5","2022_cadillac_ct5","2023_cadillac_ct5","2024_cadillac_ct5","2025_cadillac_ct5"]},{"make":"CADILLAC","model":"CT6","year_from":2019,"year_to":2019,"match":"exact","vehicle_ids":["2019_cadillac_ct6"]},{"make":"CADILLAC","model":"XT4","year_from":2019,"year_to":2025,"match":"exact","vehicle_ids":["2019_cadillac_xt4","2020_cadillac_xt4","2021_cadillac_xt4","2022_cadillac_xt4","2023_cadillac_xt4","2024_cadillac_xt4","2025_cadillac_xt4"]},{"make":"CADILLAC","model":"XT5","year_from":2020,"year_to":2025,"match":"exact","vehicle_ids":["2020_cadillac_xt5","2021_cadillac_xt5","2022_cadillac_xt5","2023_cadillac_xt5","2024_cadillac_xt5","2025_cadillac_xt5"]},{"make":"CADILLAC","model":"XT6","year_from":2020,"year_to":2025,"match":"exact","vehicle_ids":["2020_cadillac_xt6","2021_cadillac_xt6","2022_cadillac_xt6","2023_cadillac_xt6","2024_cadillac_xt6","2025_cadillac_xt6"]},{"make":"CHEVROLET","model":"BLAZER","year_from":2020,"year_to":2025,"match":"exact","vehicle_ids":["2020_chevrolet_blazer","2021_chevrolet_blazer","2022_chevrolet_blazer","2023_chevrolet_blazer","2024_chevrolet_blazer","2025_chevrolet_blazer"]},{"make":"GMC","model":"ACADIA","year_from":2020,"year_to":2023,"match":"exact","vehicle_ids":["2020_gmc_acadia","2021_gmc_acadia","2022_gmc_acadia","2023_gmc_acadia"]}],"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":[]}