{"nhtsa_id":10010168,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2004-11-05","date":null,"document_id":"3170C","mfr_campaign":null,"replaces":"3170D","component":"EXTERIOR LIGHTING:HEADLIGHTS","mfr_system":null,"summary":"INSTRUMENT PANEL CLUSTER (IPC) INTERIOR AND/OR HEAD LAMPS FLICKER. *TC","document":null,"url":"https://open.wenmarpro.com/bulletins/10010168","components":[{"id":"lighting","name":"Lighting","parent":null},{"id":"headlight","name":"Headlights","parent":"lighting"}],"codes":[],"topics":[],"vehicles":[{"make":"GMC","model":"ENVOY","year_from":1999,"year_to":2001,"match":null,"vehicle_ids":[]},{"make":"GMC","model":"JIMMY","year_from":1999,"year_to":2004,"match":null,"vehicle_ids":[]},{"make":"GMC","model":"SONOMA","year_from":1999,"year_to":2004,"match":"exact","vehicle_ids":["1999_gmc_sonoma","2000_gmc_sonoma","2001_gmc_sonoma","2002_gmc_sonoma","2003_gmc_sonoma","2004_gmc_sonoma"]},{"make":"OLDSMOBILE","model":"BRAVADA","year_from":1999,"year_to":2001,"match":"exact","vehicle_ids":["1999_oldsmobile_bravada","2000_oldsmobile_bravada","2001_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":[]}