{"nhtsa_id":10043918,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2012-05-02","date":"2012-04-01","document_id":"PIT5141B","mfr_campaign":null,"replaces":null,"component":"VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR","mfr_system":null,"summary":"GM: BLOWER INOPERATIVE AFTER CONTROL MODULE REPLACEMENT. THIS MAY OCCUR IF THE SPEED IS SET TO ANY SPEED POSITION, EXCEPT FOR LOW, WHEN THE KEY IS TURNED OFF. UPON NEST KEY UP, THE BLOWER MOTOR MAY BE INOPERATIVE. ALSO INCLUDED MODEL CHEVROLET TRAILBLAZER XL MODEL YEARS 2003-2007. *JS","document":null,"url":"https://open.wenmarpro.com/bulletins/10043918","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":2005,"year_to":2005,"match":"exact","vehicle_ids":["2005_chevrolet_avalanche"]},{"make":"CHEVROLET","model":"TAHOE","year_from":2004,"year_to":2006,"match":"exact","vehicle_ids":["2004_chevrolet_tahoe","2005_chevrolet_tahoe","2006_chevrolet_tahoe"]},{"make":"CHEVROLET","model":"TRAILBLAZER","year_from":2003,"year_to":2003,"match":"exact","vehicle_ids":["2003_chevrolet_trailblazer"]},{"make":"CHEVROLET","model":"TRAILBLAZER","year_from":2008,"year_to":2008,"match":"exact","vehicle_ids":["2008_chevrolet_trailblazer"]},{"make":"GMC","model":"ENVOY","year_from":2005,"year_to":2005,"match":"exact","vehicle_ids":["2005_gmc_envoy"]},{"make":"GMC","model":"ENVOY","year_from":2007,"year_to":2007,"match":"exact","vehicle_ids":["2007_gmc_envoy"]},{"make":"GMC","model":"YUKON","year_from":2003,"year_to":2003,"match":"exact","vehicle_ids":["2003_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":[]}