{"nhtsa_id":10089949,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-01-31","date":"2015-06-15","document_id":"14653","mfr_campaign":null,"replaces":null,"component":"FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS","mfr_system":null,"summary":"14653 - SPECIAL COVERAGE. SOME 2010-2014 MODEL YEAR CHEVROLET EXPRESS, 2011-2014 MODEL YEAR CHEVROLET SILVERADO HD, 2010-2014 MODEL YEAR GMC SAVANA AND 2011-2014 MODEL YEAR GMC SIERRA HD VEHICLES EQUIPPED WITH A 6.6L ENGINE (RPO LML OR LGH), MAY HAVE A CONDITION WHERE THE INDIRECT FUEL INJECTOR CAN BECOME STUCK IN THE CLOSED POSITION OR CAN HAVE LOW FLOW. THIS CONDITION COULD RESULT IN THE ILLUMINATION OF THE MALFUNCTION INDICATOR LIGHT (MIL). DEALERS ARE TO REPLACE THE INDIRECT FUEL INJECTOR AS NECESSARY WITH AN IMPROVED SERVICE PART.","document":null,"url":"https://open.wenmarpro.com/bulletins/10089949","components":[{"id":"fuel-system","name":"Fuel system","parent":null},{"id":"fuel-injector","name":"Fuel injection","parent":"fuel-system"}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"EXPRESS","year_from":2010,"year_to":2014,"match":"exact","vehicle_ids":["2010_chevrolet_express","2011_chevrolet_express","2012_chevrolet_express","2013_chevrolet_express","2014_chevrolet_express"]},{"make":"CHEVROLET","model":"SILVERADO 2500","year_from":2010,"year_to":2014,"match":"base","vehicle_ids":["2010_chevrolet_silverado","2011_chevrolet_silverado","2012_chevrolet_silverado","2013_chevrolet_silverado","2014_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 3500","year_from":2010,"year_to":2014,"match":"base","vehicle_ids":["2010_chevrolet_silverado","2011_chevrolet_silverado","2012_chevrolet_silverado","2013_chevrolet_silverado","2014_chevrolet_silverado"]},{"make":"GMC","model":"SAVANA","year_from":2010,"year_to":2014,"match":"exact","vehicle_ids":["2010_gmc_savana","2011_gmc_savana","2012_gmc_savana","2013_gmc_savana","2014_gmc_savana"]},{"make":"GMC","model":"SIERRA 2500","year_from":2010,"year_to":2014,"match":"base","vehicle_ids":["2010_gmc_sierra","2011_gmc_sierra","2012_gmc_sierra","2013_gmc_sierra","2014_gmc_sierra"]},{"make":"GMC","model":"SIERRA 3500","year_from":2010,"year_to":2014,"match":"base","vehicle_ids":["2010_gmc_sierra","2011_gmc_sierra","2012_gmc_sierra","2013_gmc_sierra","2014_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":[]}