{"nhtsa_id":10112103,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-15","date":"2014-07-08","document_id":"PIP4942B","mfr_campaign":null,"replaces":null,"component":"FUEL SYSTEM, GASOLINE; FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL","mfr_system":null,"summary":"This Preliminary Information communication provides information to the technician about vehicles that may have a fuel leak or fuel odor. Technician may find Diagnostic Trouble Codes. If Diagnostic Trouble Codes are found technician should use published Service Information diagnostics first. If fuel leaks are found at the high pressure pump to fuel rail line fitting connections, technician should inspect the high pressure line fittings for misaligned lines and/or low torque of the line nuts. If leaks are found at the high pressure line fittings, technician will need to replace both lines.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10112103-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10112103-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10112103","components":[{"id":"fuel-system","name":"Fuel system","parent":null},{"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":2015,"match":"exact","vehicle_ids":["2010_chevrolet_express","2011_chevrolet_express","2012_chevrolet_express","2013_chevrolet_express","2014_chevrolet_express","2015_chevrolet_express"]},{"make":"CHEVROLET","model":"SILVERADO","year_from":2011,"year_to":2013,"match":"exact","vehicle_ids":["2011_chevrolet_silverado","2012_chevrolet_silverado","2013_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO","year_from":2015,"year_to":2015,"match":"exact","vehicle_ids":["2015_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2014,"year_to":2014,"match":"base","vehicle_ids":["2014_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 2500","year_from":2014,"year_to":2014,"match":"base","vehicle_ids":["2014_chevrolet_silverado"]},{"make":"GMC","model":"SAVANA","year_from":2010,"year_to":2015,"match":"exact","vehicle_ids":["2010_gmc_savana","2011_gmc_savana","2012_gmc_savana","2013_gmc_savana","2014_gmc_savana","2015_gmc_savana"]},{"make":"GMC","model":"SIERRA","year_from":2011,"year_to":2013,"match":"exact","vehicle_ids":["2011_gmc_sierra","2012_gmc_sierra","2013_gmc_sierra"]},{"make":"GMC","model":"SIERRA","year_from":2015,"year_to":2015,"match":"exact","vehicle_ids":["2015_gmc_sierra"]},{"make":"GMC","model":"SIERRA 1500","year_from":2014,"year_to":2014,"match":"base","vehicle_ids":["2014_gmc_sierra"]},{"make":"GMC","model":"SIERRA 2500","year_from":2014,"year_to":2014,"match":"base","vehicle_ids":["2014_gmc_sierra"]},{"make":"GMC","model":"SIERRA DENALI","year_from":2011,"year_to":2013,"match":"base","vehicle_ids":["2011_gmc_sierra","2012_gmc_sierra","2013_gmc_sierra"]},{"make":"GMC","model":"SIERRA DENALI","year_from":2015,"year_to":2015,"match":"base","vehicle_ids":["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":[]}