{"nhtsa_id":10190764,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-04-26","date":"2021-03-04","document_id":"N212328090","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION","mfr_system":null,"summary":"Customer Satisfaction Program. Certain 2021 model year Chevrolet Silverado 1500 and GMC Sierra 1500 vehicles, equipped with an 8 speed automatic transmission, (RPO MQE), may have a broken reaction carrier in the transmission. Dealers will replace the transmission.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10190764-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10190764-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10190764","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2021,"year_to":2021,"match":"base","vehicle_ids":["2021_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA 1500","year_from":2021,"year_to":2021,"match":"base","vehicle_ids":["2021_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":[]}