{"nhtsa_id":10056258,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2014-10-16","date":"2014-07-01","document_id":"PIP-4942-B","mfr_campaign":null,"replaces":null,"component":"FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP; FUEL SYSTEM, OTHER:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL","mfr_system":null,"summary":"GMC/CHEVROLET: AT BOTTOM OF FLYWHEEL HOUSING, A LEAK IS FOUND, CAUSING A FUEL ODOR, DUE TO HIGH PRESSURE PUMP TO HIGH PRESSURE LINE FITTING OR FUEL RAIL CONNECTION. 2010-2015 EXPRESS, SIERRA, SAVANA, SILVERADO. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10056258","components":[{"id":"fuel-system","name":"Fuel system","parent":null},{"id":"fuel-line","name":"Fuel hoses and lines","parent":"fuel-system"},{"id":"fuel-injector","name":"Fuel injection","parent":"fuel-system"},{"id":"fuel-pump","name":"Fuel pump","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","year_from":2011,"year_to":2015,"match":"exact","vehicle_ids":["2011_chevrolet_silverado","2012_chevrolet_silverado","2013_chevrolet_silverado","2014_chevrolet_silverado","2015_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","year_from":2011,"year_to":2015,"match":"exact","vehicle_ids":["2011_gmc_sierra","2012_gmc_sierra","2013_gmc_sierra","2014_gmc_sierra","2015_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":[]}