{"nhtsa_id":10181674,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-10-26","date":"2020-09-09","document_id":"18NA253","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT","mfr_system":null,"summary":"This technical bulletin advised the technician to take the vehicle for a test drive to validate a possible normal TCC performance while under heavy specific driving maneuvers.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10181674-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10181674-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10181674","components":[{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"EXPRESS","year_from":2016,"year_to":2020,"match":"exact","vehicle_ids":["2016_chevrolet_express","2017_chevrolet_express","2018_chevrolet_express","2019_chevrolet_express","2020_chevrolet_express"]},{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2017,"year_to":2018,"match":"base","vehicle_ids":["2017_chevrolet_silverado","2018_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 2500","year_from":2016,"year_to":2019,"match":"base","vehicle_ids":["2016_chevrolet_silverado","2017_chevrolet_silverado","2018_chevrolet_silverado","2019_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 4500","year_from":2019,"year_to":2019,"match":"base","vehicle_ids":["2019_chevrolet_silverado"]},{"make":"GMC","model":"SAVANA","year_from":2016,"year_to":2020,"match":"exact","vehicle_ids":["2016_gmc_savana","2017_gmc_savana","2018_gmc_savana","2019_gmc_savana","2020_gmc_savana"]},{"make":"GMC","model":"SIERRA 2500","year_from":2016,"year_to":2019,"match":"base","vehicle_ids":["2016_gmc_sierra","2017_gmc_sierra","2018_gmc_sierra","2019_gmc_sierra"]},{"make":"GMC","model":"SIERRA DENALI","year_from":2016,"year_to":2019,"match":"base","vehicle_ids":["2016_gmc_sierra","2017_gmc_sierra","2018_gmc_sierra","2019_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":[]}