{"nhtsa_id":10011127,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2005-01-03","date":"2004-01-01","document_id":"040848001","mfr_campaign":null,"replaces":"040848001A","component":"VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REAR WINDOW","mfr_system":null,"summary":"REAR WINDOW DEFOGGER - BROKEN HEATING GRID DETECTION METHOD. 2004 AND PRIOR PASSENGER CARS AND LIGHT DUTY TRUCKS. *TT UPDATED *EH","document":null,"url":"https://open.wenmarpro.com/bulletins/10011127","components":[{"id":"visibility","name":"Glass, wipers and mirrors","parent":null},{"id":"hvac","name":"Heating and air conditioning","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":[]}