{"nhtsa_id":10018623,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2006-01-09","date":null,"document_id":"3691A","mfr_campaign":null,"replaces":null,"component":"VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR","mfr_system":null,"summary":"FRONT HVAC BLOWER INOPERATIVE. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10018623","components":[{"id":"visibility","name":"Glass, wipers and mirrors","parent":null},{"id":"hvac","name":"Heating and air conditioning","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"AVALANCHE","year_from":2003,"year_to":2006,"match":"exact","vehicle_ids":["2003_chevrolet_avalanche","2004_chevrolet_avalanche","2005_chevrolet_avalanche","2006_chevrolet_avalanche"]},{"make":"CHEVROLET","model":"SILVERADO","year_from":2003,"year_to":2006,"match":"exact","vehicle_ids":["2003_chevrolet_silverado","2004_chevrolet_silverado","2005_chevrolet_silverado","2006_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SUBURBAN","year_from":2003,"year_to":2006,"match":"exact","vehicle_ids":["2003_chevrolet_suburban","2004_chevrolet_suburban","2005_chevrolet_suburban","2006_chevrolet_suburban"]},{"make":"CHEVROLET","model":"TAHOE","year_from":2003,"year_to":2006,"match":"exact","vehicle_ids":["2003_chevrolet_tahoe","2004_chevrolet_tahoe","2005_chevrolet_tahoe","2006_chevrolet_tahoe"]},{"make":"GMC","model":"SIERRA","year_from":2003,"year_to":2006,"match":"exact","vehicle_ids":["2003_gmc_sierra","2004_gmc_sierra","2005_gmc_sierra","2006_gmc_sierra"]},{"make":"GMC","model":"YUKON","year_from":2003,"year_to":2006,"match":"exact","vehicle_ids":["2003_gmc_yukon","2004_gmc_yukon","2005_gmc_yukon","2006_gmc_yukon"]}],"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":[]}