{"nhtsa_id":10113915,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-15","date":"2016-03-07","document_id":"PIP4482C","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:COOLING SYSTEM","mfr_system":null,"summary":"This Preliminary Information communication advises the technician of two types of DEX-COOL 50/50 Premix are available through General Motors Service Parts Operations, one with bitterant and one without. Bitterant is a chemical that is added to products to make them smell or taste extremely bitter and is required in some states, such as California, Oregon, New Mexico, Colorado, and Vermont.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10113915-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10113915-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10113915","components":[{"id":"engine","name":"Engine","parent":null},{"id":"cooling-system","name":"Cooling system","parent":"engine"}],"codes":[],"topics":[],"vehicles":[{"make":"CADILLAC","model":"ESCALADE","year_from":2009,"year_to":2011,"match":"exact","vehicle_ids":["2009_cadillac_escalade","2010_cadillac_escalade","2011_cadillac_escalade"]},{"make":"CADILLAC","model":"ESCALADE ESV","year_from":2009,"year_to":2011,"match":"base","vehicle_ids":["2009_cadillac_escalade","2010_cadillac_escalade","2011_cadillac_escalade"]},{"make":"CADILLAC","model":"ESCALADE EXT","year_from":2009,"year_to":2011,"match":"base","vehicle_ids":["2009_cadillac_escalade","2010_cadillac_escalade","2011_cadillac_escalade"]},{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2008,"year_to":2011,"match":"base","vehicle_ids":["2008_chevrolet_silverado","2009_chevrolet_silverado","2010_chevrolet_silverado","2011_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 2500","year_from":2008,"year_to":2011,"match":"base","vehicle_ids":["2008_chevrolet_silverado","2009_chevrolet_silverado","2010_chevrolet_silverado","2011_chevrolet_silverado"]},{"make":"CHEVROLET","model":"TAHOE","year_from":2008,"year_to":2011,"match":"exact","vehicle_ids":["2008_chevrolet_tahoe","2009_chevrolet_tahoe","2010_chevrolet_tahoe","2011_chevrolet_tahoe"]},{"make":"GMC","model":"SIERRA 2500","year_from":2008,"year_to":2011,"match":"base","vehicle_ids":["2008_gmc_sierra","2009_gmc_sierra","2010_gmc_sierra","2011_gmc_sierra"]},{"make":"GMC","model":"SIERRA DENALI","year_from":2008,"year_to":2011,"match":"base","vehicle_ids":["2008_gmc_sierra","2009_gmc_sierra","2010_gmc_sierra","2011_gmc_sierra"]},{"make":"GMC","model":"YUKON","year_from":2008,"year_to":2011,"match":"exact","vehicle_ids":["2008_gmc_yukon","2009_gmc_yukon","2010_gmc_yukon","2011_gmc_yukon"]},{"make":"GMC","model":"YUKON DENALI","year_from":2008,"year_to":2011,"match":"base","vehicle_ids":["2008_gmc_yukon","2009_gmc_yukon","2010_gmc_yukon","2011_gmc_yukon"]},{"make":"GMC","model":"YUKON DENALI XL","year_from":2008,"year_to":2011,"match":"base","vehicle_ids":["2008_gmc_yukon","2009_gmc_yukon","2010_gmc_yukon","2011_gmc_yukon"]},{"make":"GMC","model":"YUKON XL","year_from":2008,"year_to":2011,"match":"exact","vehicle_ids":["2008_gmc_yukon-xl","2009_gmc_yukon-xl","2010_gmc_yukon-xl","2011_gmc_yukon-xl"]}],"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":[]}