{"nhtsa_id":10209981,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-04-06","date":"2022-03-30","document_id":"PIE0676A","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN; ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"This engineering information (EI) closure ends the need for further information from the field in regards to Engine Coolant Reservoir Being Overfilled with Discolored Coolant, Shudder, Shake, Vibration, Harsh Shift, Delayed Shift and/or Slipping Transmission Performance.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10209981-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10209981-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10209981","components":[{"id":"engine","name":"Engine","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CADILLAC","model":"CT4","year_from":2020,"year_to":2022,"match":"exact","vehicle_ids":["2020_cadillac_ct4","2021_cadillac_ct4","2022_cadillac_ct4"]},{"make":"CADILLAC","model":"CT5","year_from":2020,"year_to":2022,"match":"exact","vehicle_ids":["2020_cadillac_ct5","2021_cadillac_ct5","2022_cadillac_ct5"]},{"make":"CADILLAC","model":"CT6","year_from":2019,"year_to":2020,"match":"exact","vehicle_ids":["2019_cadillac_ct6","2020_cadillac_ct6"]},{"make":"CADILLAC","model":"ESCALADE","year_from":2021,"year_to":2022,"match":"exact","vehicle_ids":["2021_cadillac_escalade","2022_cadillac_escalade"]},{"make":"CADILLAC","model":"ESCALADE ESV","year_from":2021,"year_to":2022,"match":"exact","vehicle_ids":["2021_cadillac_escalade-esv","2022_cadillac_escalade-esv"]},{"make":"CADILLAC","model":"ESCALADE NA","year_from":2021,"year_to":2021,"match":"base","vehicle_ids":["2021_cadillac_escalade"]},{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2019,"year_to":2022,"match":"base","vehicle_ids":["2019_chevrolet_silverado","2020_chevrolet_silverado","2021_chevrolet_silverado","2022_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SUBURBAN","year_from":2021,"year_to":2022,"match":"exact","vehicle_ids":["2021_chevrolet_suburban","2022_chevrolet_suburban"]},{"make":"CHEVROLET","model":"SUBURBAN 1500","year_from":2021,"year_to":2022,"match":"base","vehicle_ids":["2021_chevrolet_suburban","2022_chevrolet_suburban"]},{"make":"CHEVROLET","model":"TAHOE","year_from":2021,"year_to":2022,"match":"exact","vehicle_ids":["2021_chevrolet_tahoe","2022_chevrolet_tahoe"]},{"make":"GMC","model":"SIERRA 1500","year_from":2019,"year_to":2022,"match":"base","vehicle_ids":["2019_gmc_sierra","2020_gmc_sierra","2021_gmc_sierra","2022_gmc_sierra"]},{"make":"GMC","model":"YUKON","year_from":2021,"year_to":2022,"match":"exact","vehicle_ids":["2021_gmc_yukon","2022_gmc_yukon"]},{"make":"GMC","model":"YUKON XL","year_from":2021,"year_to":2022,"match":"exact","vehicle_ids":["2021_gmc_yukon-xl","2022_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":[]}