{"nhtsa_id":10058722,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2015-11-06","date":"2015-07-01","document_id":"SC-14652","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; FUEL SYSTEM, DIESEL","mfr_system":null,"summary":"CHEVROLET/GMC: TSB CONTAINS AN OWNER'S NOTIFICATION LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. SOME TRUCKS WILL EXPERIENCE AN INCREASED HEATER RESISTANCE OR REDUCTANT SYSTEM PERFORMANCE DUE TO AN OFFSET IN TEMPERATURE SENSOR OF DIESEL EMISSION REDUCTION FLUID TANK RESERVOIR, CAUSING THE MALFUNCTION INDICATOR LAMP TO ILLUMINATE. MODEL 2010-12 EXPRESS, SAVANA, 2011-12 SILVERADO HD, SIERRA HD. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10058722","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null},{"id":"fuel-system","name":"Fuel system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"EXPRESS","year_from":2010,"year_to":2012,"match":"exact","vehicle_ids":["2010_chevrolet_express","2011_chevrolet_express","2012_chevrolet_express"]},{"make":"CHEVROLET","model":"SILVERADO","year_from":null,"year_to":null,"match":"exact","vehicle_ids":[]},{"make":"CHEVROLET","model":"SILVERADO 1500 HD","year_from":2005,"year_to":2005,"match":"base","vehicle_ids":["2005_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 2500","year_from":2004,"year_to":2004,"match":"base","vehicle_ids":["2004_chevrolet_silverado"]},{"make":"GMC","model":"SAVANA","year_from":2010,"year_to":2012,"match":"exact","vehicle_ids":["2010_gmc_savana","2011_gmc_savana","2012_gmc_savana"]},{"make":"GMC","model":"SIERRA","year_from":null,"year_to":null,"match":"exact","vehicle_ids":[]},{"make":"GMC","model":"SIERRA 1500 HD","year_from":2005,"year_to":2005,"match":"base","vehicle_ids":["2005_gmc_sierra"]},{"make":"GMC","model":"SIERRA 2500","year_from":2005,"year_to":2005,"match":"base","vehicle_ids":["2005_gmc_sierra"]}],"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":[]}