{"nhtsa_id":10015906,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2005-08-16","date":"2006-05-01","document_id":"0504003","mfr_campaign":null,"replaces":"0604001","component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"DIAGNOSTIC INFORMATION ON HEADLAMPS FLICKER OR MOMENTARILY DIM WHILE DRIVING. *TT DIAGNOSTIC INFORMATION TO CLARIFY EFFECT OF SECONDARY AIR INJECTION SYSTEM ON HEADLAMP FLICKER. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10015906","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"ISUZU","model":"ASCENDER","year_from":2003,"year_to":2005,"match":"exact","vehicle_ids":["2003_isuzu_ascender","2004_isuzu_ascender","2005_isuzu_ascender"]}],"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":[]}