{"nhtsa_id":10009621,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2004-10-13","date":null,"document_id":"3078","mfr_campaign":null,"replaces":"3078B","component":"SUSPENSION:FRONT:WHEEL BEARING","mfr_system":null,"summary":"GREASE LEAK FROM FRONT HUB BEARING. *TT UPDATE. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10009621","components":[{"id":"suspension","name":"Suspension","parent":null},{"id":"wheel-bearing","name":"Wheel bearing","parent":"suspension"}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO","year_from":2004,"year_to":2005,"match":"exact","vehicle_ids":["2004_chevrolet_silverado","2005_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA","year_from":2004,"year_to":2005,"match":"exact","vehicle_ids":["2004_gmc_sierra","2005_gmc_sierra"]},{"make":"HUMMER","model":"H2","year_from":2004,"year_to":2005,"match":"exact","vehicle_ids":["2004_hummer_h2","2005_hummer_h2"]}],"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":[]}