{"nhtsa_id":10227656,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-12-12","date":"2022-11-01","document_id":"PIT5082B","mfr_campaign":null,"replaces":null,"component":"VEHICLE SPEED CONTROL; ELECTRICAL SYSTEM","mfr_system":null,"summary":"This Preliminary Information communication provides information to the technician about vehicle HVAC system does not always respond to requests for changes in air delivery or temperature from the HVAC controls. The technician may find that the HVAC control module will communicate with the scan tool but the HVAC door data actual counts will read 0 counts. The dealer is directed to ensure there is 12V on circuit 300 at HVAC control module before replacing module.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10227656-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10227656-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10227656","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"speed-control","name":"Throttle and cruise control","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CADILLAC","model":"ESCALADE ESV","year_from":2007,"year_to":2014,"match":"base","vehicle_ids":["2007_cadillac_escalade","2008_cadillac_escalade","2009_cadillac_escalade","2010_cadillac_escalade","2011_cadillac_escalade","2012_cadillac_escalade","2013_cadillac_escalade","2014_cadillac_escalade"]},{"make":"CHEVROLET","model":"AVALANCHE","year_from":2007,"year_to":2013,"match":"exact","vehicle_ids":["2007_chevrolet_avalanche","2008_chevrolet_avalanche","2009_chevrolet_avalanche","2010_chevrolet_avalanche","2011_chevrolet_avalanche","2012_chevrolet_avalanche","2013_chevrolet_avalanche"]},{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2007,"year_to":2013,"match":"base","vehicle_ids":["2007_chevrolet_silverado","2008_chevrolet_silverado","2009_chevrolet_silverado","2010_chevrolet_silverado","2011_chevrolet_silverado","2012_chevrolet_silverado","2013_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 2500","year_from":2014,"year_to":2014,"match":"base","vehicle_ids":["2014_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SUBURBAN","year_from":2007,"year_to":2014,"match":"exact","vehicle_ids":["2007_chevrolet_suburban","2008_chevrolet_suburban","2009_chevrolet_suburban","2010_chevrolet_suburban","2011_chevrolet_suburban","2012_chevrolet_suburban","2013_chevrolet_suburban","2014_chevrolet_suburban"]},{"make":"CHEVROLET","model":"TAHOE","year_from":2007,"year_to":2014,"match":"exact","vehicle_ids":["2007_chevrolet_tahoe","2008_chevrolet_tahoe","2009_chevrolet_tahoe","2010_chevrolet_tahoe","2011_chevrolet_tahoe","2012_chevrolet_tahoe","2013_chevrolet_tahoe","2014_chevrolet_tahoe"]},{"make":"GMC","model":"SIERRA 1500","year_from":2007,"year_to":2010,"match":"base","vehicle_ids":["2007_gmc_sierra","2008_gmc_sierra","2009_gmc_sierra","2010_gmc_sierra"]},{"make":"GMC","model":"SIERRA 1500","year_from":2012,"year_to":2013,"match":"base","vehicle_ids":["2012_gmc_sierra","2013_gmc_sierra"]},{"make":"GMC","model":"SIERRA 2500","year_from":2014,"year_to":2014,"match":"base","vehicle_ids":["2014_gmc_sierra"]},{"make":"GMC","model":"SIERRA 3500","year_from":2011,"year_to":2011,"match":"base","vehicle_ids":["2011_gmc_sierra"]},{"make":"GMC","model":"YUKON DENALI","year_from":2007,"year_to":2013,"match":"base","vehicle_ids":["2007_gmc_yukon","2008_gmc_yukon","2009_gmc_yukon","2010_gmc_yukon","2011_gmc_yukon","2012_gmc_yukon","2013_gmc_yukon"]},{"make":"GMC","model":"YUKON XL","year_from":2014,"year_to":2014,"match":"base","vehicle_ids":["2014_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":[]}