{"nhtsa_id":10004308,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2003-12-02","date":"2003-10-01","document_id":"030604047","mfr_campaign":null,"replaces":null,"component":"FUEL SYSTEM, OTHER","mfr_system":null,"summary":"REVISED FUEL SYSTEM DIAGNOSIS-HIGH PRESSURE SIDE. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10004308","components":[{"id":"fuel-system","name":"Fuel system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO","year_from":2001,"year_to":2004,"match":"exact","vehicle_ids":["2001_chevrolet_silverado","2002_chevrolet_silverado","2003_chevrolet_silverado","2004_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA","year_from":2001,"year_to":2004,"match":"exact","vehicle_ids":["2001_gmc_sierra","2002_gmc_sierra","2003_gmc_sierra","2004_gmc_sierra"]}],"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":[]}