{"nhtsa_id":10045940,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2012-09-24","date":"2012-09-01","document_id":"PIE-0222","mfr_campaign":null,"replaces":"PIE-0222-A","component":"EQUIPMENT:APPLIANCE:AIR CONDITIONER","mfr_system":null,"summary":"GMC/CADILLAC/CHEVROLET: NO AIR IS FLOWING THROUGH HVAC VENTS BECAUSE OF AN INOPERATIVE BLOWER MOTOR. THE SITUATION IS INTERMITTENT. MODELS 2011-12 CADILLAC-ESCALADE, ESCALADE ESV & EXT; GMC-SIERRA, YUKON & XL, YUKON DENALI & XL DENALI; CHEVROLET-TAHOE, SUBURBAN, AVALANCHE & SILVERADO. *PE UPDATED 9/26/12. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10045940","components":[{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"hvac","name":"Heating and air conditioning","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CADILLAC","model":"ESCALADE","year_from":2011,"year_to":2011,"match":"exact","vehicle_ids":["2011_cadillac_escalade"]},{"make":"CADILLAC","model":"ESCALADE ESV","year_from":2011,"year_to":2012,"match":"base","vehicle_ids":["2011_cadillac_escalade","2012_cadillac_escalade"]},{"make":"CADILLAC","model":"ESCALADE EXT","year_from":2011,"year_to":2012,"match":"base","vehicle_ids":["2011_cadillac_escalade","2012_cadillac_escalade"]},{"make":"CHEVROLET","model":"AVALANCHE","year_from":2011,"year_to":2012,"match":"exact","vehicle_ids":["2011_chevrolet_avalanche","2012_chevrolet_avalanche"]},{"make":"CHEVROLET","model":"SILVERADO","year_from":2011,"year_to":2012,"match":"exact","vehicle_ids":["2011_chevrolet_silverado","2012_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SUBURBAN","year_from":2011,"year_to":2012,"match":"exact","vehicle_ids":["2011_chevrolet_suburban","2012_chevrolet_suburban"]},{"make":"CHEVROLET","model":"TAHOE","year_from":2011,"year_to":2012,"match":"exact","vehicle_ids":["2011_chevrolet_tahoe","2012_chevrolet_tahoe"]},{"make":"GMC","model":"SIERRA","year_from":2011,"year_to":2012,"match":"exact","vehicle_ids":["2011_gmc_sierra","2012_gmc_sierra"]},{"make":"GMC","model":"YUKON","year_from":2011,"year_to":2012,"match":"exact","vehicle_ids":["2011_gmc_yukon","2012_gmc_yukon"]},{"make":"GMC","model":"YUKON DENALI","year_from":2011,"year_to":2012,"match":"base","vehicle_ids":["2011_gmc_yukon","2012_gmc_yukon"]},{"make":"GMC","model":"YUKON DENALI XL","year_from":2011,"year_to":2012,"match":"base","vehicle_ids":["2011_gmc_yukon","2012_gmc_yukon"]},{"make":"GMC","model":"YUKON XL","year_from":2011,"year_to":2011,"match":"exact","vehicle_ids":["2011_gmc_yukon-xl"]},{"make":"GMC","model":"YUKON XL","year_from":2012,"year_to":2012,"match":"base","vehicle_ids":["2012_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":[]}