{"nhtsa_id":10010612,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2004-12-02","date":null,"document_id":"3137","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AXLE ASSEMBLY","mfr_system":null,"summary":"SERVICE 4WD LIGHT ON AND NO COMMUNICATION WITH TRANSFER CASE CONTROL MODULE. *EH","document":null,"url":"https://open.wenmarpro.com/bulletins/10010612","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"axle","name":"Axle","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"BUICK","model":"RAINIER","year_from":2004,"year_to":2005,"match":"exact","vehicle_ids":["2004_buick_rainier","2005_buick_rainier"]},{"make":"CHEVROLET","model":"SILVERADO","year_from":2004,"year_to":2005,"match":"exact","vehicle_ids":["2004_chevrolet_silverado","2005_chevrolet_silverado"]},{"make":"CHEVROLET","model":"TRAILBLAZER","year_from":2004,"year_to":2004,"match":"exact","vehicle_ids":["2004_chevrolet_trailblazer"]},{"make":"CHEVROLET","model":"TRAILBLAZER 360","year_from":2005,"year_to":2005,"match":"base","vehicle_ids":["2005_chevrolet_trailblazer"]},{"make":"GMC","model":"ENVOY","year_from":2004,"year_to":2005,"match":"exact","vehicle_ids":["2004_gmc_envoy","2005_gmc_envoy"]},{"make":"GMC","model":"SIERRA","year_from":2004,"year_to":2005,"match":"exact","vehicle_ids":["2004_gmc_sierra","2005_gmc_sierra"]},{"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":[]}