{"nhtsa_id":10181164,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-10-19","date":"2020-09-24","document_id":"PIT5780","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"This Preliminary information communicates and issue if the BSCM is replaced it may prevent any over the air updates to the vehicle and in the meantime to prevent this the dealership needs to replace the complete master cylinder assembly.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10181164-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10181164-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10181164","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SUBURBAN","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_chevrolet_suburban"]},{"make":"CHEVROLET","model":"TAHOE","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_chevrolet_tahoe"]},{"make":"GMC","model":"YUKON XL","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_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":[]}