{"nhtsa_id":10002886,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2003-09-30","date":"2003-06-01","document_id":"990730022A","mfr_campaign":null,"replaces":"990730022","component":"POWER TRAIN","mfr_system":null,"summary":"SHIFT STABILIZATION AND TOW/HAUL MODE FEATURE FOR HYDRA-MATIC 4L60-E/4L65-E AND 4L80-E/4L85-E TRANSMISSIONS. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10002886","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CADILLAC","model":"ESCALADE","year_from":1999,"year_to":2004,"match":"exact","vehicle_ids":["1999_cadillac_escalade","2000_cadillac_escalade","2001_cadillac_escalade","2002_cadillac_escalade","2003_cadillac_escalade","2004_cadillac_escalade"]},{"make":"CHEVROLET","model":"AVALANCHE","year_from":2004,"year_to":2004,"match":"exact","vehicle_ids":["2004_chevrolet_avalanche"]},{"make":"CHEVROLET","model":"SILVERADO","year_from":2004,"year_to":2004,"match":"exact","vehicle_ids":["2004_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SUBURBAN","year_from":2004,"year_to":2004,"match":"exact","vehicle_ids":["2004_chevrolet_suburban"]},{"make":"CHEVROLET","model":"TAHOE","year_from":2004,"year_to":2004,"match":"exact","vehicle_ids":["2004_chevrolet_tahoe"]},{"make":"CHEVROLET","model":"TRAILBLAZER","year_from":2004,"year_to":2004,"match":"exact","vehicle_ids":["2004_chevrolet_trailblazer"]},{"make":"GMC","model":"ENVOY","year_from":2004,"year_to":2004,"match":"exact","vehicle_ids":["2004_gmc_envoy"]},{"make":"GMC","model":"SAFARI","year_from":2004,"year_to":2004,"match":"exact","vehicle_ids":["2004_gmc_safari"]},{"make":"GMC","model":"SAVANA","year_from":2004,"year_to":2004,"match":"exact","vehicle_ids":["2004_gmc_savana"]},{"make":"GMC","model":"SIERRA","year_from":2004,"year_to":2004,"match":"exact","vehicle_ids":["2004_gmc_sierra"]},{"make":"GMC","model":"SIERRA DENALI","year_from":2004,"year_to":2004,"match":"base","vehicle_ids":["2004_gmc_sierra"]},{"make":"GMC","model":"SONOMA","year_from":2004,"year_to":2004,"match":"exact","vehicle_ids":["2004_gmc_sonoma"]},{"make":"GMC","model":"SUBURBAN","year_from":2004,"year_to":2004,"match":null,"vehicle_ids":[]},{"make":"GMC","model":"YUKON","year_from":2004,"year_to":2004,"match":"exact","vehicle_ids":["2004_gmc_yukon"]},{"make":"GMC","model":"YUKON DENALI","year_from":2004,"year_to":2004,"match":"base","vehicle_ids":["2004_gmc_yukon"]},{"make":"HUMMER","model":"H2","year_from":2004,"year_to":2004,"match":"exact","vehicle_ids":["2004_hummer_h2"]},{"make":"OLDSMOBILE","model":"BRAVADA","year_from":2004,"year_to":2004,"match":"exact","vehicle_ids":["2004_oldsmobile_bravada"]}],"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":[]}