{"nhtsa_id":10004330,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2003-12-03","date":"2003-09-01","document_id":"030846004","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT","mfr_system":null,"summary":"PROPER DIAGNOSIS OF ONSTAR SYSTEM AND INFORMATION NECESSARY WHEN CONTACTING GM TECHNICAL ASSISTANCE CENTER (TAC) REGARDING ONSTAR PARTS RESTRICTION PROGRAM CONCERNS ON VARIOUS MODELS INCLUDING 1996-2004 PASSENGER CARS AND TRUCKS. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10004330","components":[{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"HUMMER","model":"H2","year_from":2003,"year_to":2004,"match":"exact","vehicle_ids":["2003_hummer_h2","2004_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":[]}