{"nhtsa_id":10047379,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2012-11-28","date":"2012-09-01","document_id":"PIE-0229","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT:APPLIANCE:AIR CONDITIONER","mfr_system":null,"summary":"GMC/CADILLAC/CHEVROLET: HVAC SYSTEM, WHEN TURNED ON, IS VERY NOISY AND THERE IS A LACK OF AIRFLOW, THROUGH VENTS, DUE TO BLOWER MOTOR FAILING TO WORK PROPERLY. MODELS 2012-2013 ESCALADE, ESV, EXT; AVALANCHE, SILVERADO, SUBURBAN, TAHOE; SIERRA, YUKON, YUKON DENALI, YUKON XL, YUKON XL DENALI. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10047379","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":2012,"year_to":2012,"match":"base","vehicle_ids":["2012_cadillac_escalade"]},{"make":"CADILLAC","model":"ESCALADE EXT","year_from":2012,"year_to":2012,"match":"base","vehicle_ids":["2012_cadillac_escalade"]},{"make":"CHEVROLET","model":"AVALANCHE","year_from":2012,"year_to":2012,"match":"exact","vehicle_ids":["2012_chevrolet_avalanche"]},{"make":"CHEVROLET","model":"AVALANCHE 1500","year_from":2013,"year_to":2013,"match":"base","vehicle_ids":["2013_chevrolet_avalanche"]},{"make":"CHEVROLET","model":"SILVERADO","year_from":2012,"year_to":2013,"match":"exact","vehicle_ids":["2012_chevrolet_silverado","2013_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SUBURBAN","year_from":2012,"year_to":2012,"match":"exact","vehicle_ids":["2012_chevrolet_suburban"]},{"make":"CHEVROLET","model":"TAHOE","year_from":2012,"year_to":2012,"match":"exact","vehicle_ids":["2012_chevrolet_tahoe"]},{"make":"GMC","model":"SIERRA","year_from":2012,"year_to":2013,"match":"exact","vehicle_ids":["2012_gmc_sierra","2013_gmc_sierra"]},{"make":"GMC","model":"YUKON","year_from":2012,"year_to":2013,"match":"exact","vehicle_ids":["2012_gmc_yukon","2013_gmc_yukon"]},{"make":"GMC","model":"YUKON DENALI","year_from":2012,"year_to":2012,"match":"base","vehicle_ids":["2012_gmc_yukon"]},{"make":"GMC","model":"YUKON DENALI XL","year_from":2012,"year_to":2012,"match":"base","vehicle_ids":["2012_gmc_yukon"]},{"make":"GMC","model":"YUKON XL","year_from":2012,"year_to":2013,"match":"base","vehicle_ids":["2012_gmc_yukon","2013_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":[]}