{"nhtsa_id":10017145,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2005-10-26","date":null,"document_id":"3260","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN","mfr_system":null,"summary":"4L80E/4L85E HARSH SHIFT OR SLIP NO TCC APPLY. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10017145","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"AVALANCHE","year_from":2004,"year_to":2005,"match":"exact","vehicle_ids":["2004_chevrolet_avalanche","2005_chevrolet_avalanche"]},{"make":"CHEVROLET","model":"EXPRESS","year_from":2004,"year_to":2005,"match":"exact","vehicle_ids":["2004_chevrolet_express","2005_chevrolet_express"]},{"make":"CHEVROLET","model":"SILVERADO","year_from":2004,"year_to":2005,"match":"exact","vehicle_ids":["2004_chevrolet_silverado","2005_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SUBURBAN","year_from":2004,"year_to":2005,"match":"exact","vehicle_ids":["2004_chevrolet_suburban","2005_chevrolet_suburban"]},{"make":"GMC","model":"SAVANA","year_from":2004,"year_to":2005,"match":"exact","vehicle_ids":["2004_gmc_savana","2005_gmc_savana"]},{"make":"GMC","model":"SIERRA","year_from":2004,"year_to":2005,"match":"exact","vehicle_ids":["2004_gmc_sierra","2005_gmc_sierra"]},{"make":"GMC","model":"YUKON","year_from":2004,"year_to":2005,"match":"exact","vehicle_ids":["2004_gmc_yukon","2005_gmc_yukon"]}],"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":[]}