{"nhtsa_id":10021167,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2007-03-15","date":"2006-10-09","document_id":"3878","mfr_campaign":null,"replaces":"3878A","component":"FUEL SYSTEM, DIESEL","mfr_system":null,"summary":"DIESEL FUEL SYSTEM ENGINEERING INVESTIGATION. *KB","document":null,"url":"https://open.wenmarpro.com/bulletins/10021167","components":[{"id":"fuel-system","name":"Fuel system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"EXPRESS","year_from":2006,"year_to":2006,"match":"exact","vehicle_ids":["2006_chevrolet_express"]},{"make":"CHEVROLET","model":"EXPRESS 1500","year_from":2007,"year_to":2007,"match":"base","vehicle_ids":["2007_chevrolet_express"]},{"make":"CHEVROLET","model":"EXPRESS 2500","year_from":2007,"year_to":2007,"match":"base","vehicle_ids":["2007_chevrolet_express"]},{"make":"CHEVROLET","model":"EXPRESS 3500","year_from":2007,"year_to":2007,"match":"base","vehicle_ids":["2007_chevrolet_express"]},{"make":"CHEVROLET","model":"KODIAK","year_from":2006,"year_to":2007,"match":null,"vehicle_ids":[]},{"make":"CHEVROLET","model":"SILVERADO","year_from":2006,"year_to":2006,"match":"exact","vehicle_ids":["2006_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2007,"year_to":2007,"match":"base","vehicle_ids":["2007_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 2500","year_from":2007,"year_to":2007,"match":"base","vehicle_ids":["2007_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 3500","year_from":2007,"year_to":2007,"match":"base","vehicle_ids":["2007_chevrolet_silverado"]},{"make":"GMC","model":"SAVANA","year_from":2006,"year_to":2006,"match":"exact","vehicle_ids":["2006_gmc_savana"]},{"make":"GMC","model":"SAVANA 1500","year_from":2007,"year_to":2007,"match":"base","vehicle_ids":["2007_gmc_savana"]},{"make":"GMC","model":"SAVANA 2500","year_from":2007,"year_to":2007,"match":"base","vehicle_ids":["2007_gmc_savana"]},{"make":"GMC","model":"SAVANA 3500","year_from":2007,"year_to":2007,"match":"base","vehicle_ids":["2007_gmc_savana"]},{"make":"GMC","model":"SIERRA","year_from":2006,"year_to":2006,"match":"exact","vehicle_ids":["2006_gmc_sierra"]},{"make":"GMC","model":"SIERRA 1500","year_from":2007,"year_to":2007,"match":"base","vehicle_ids":["2007_gmc_sierra"]},{"make":"GMC","model":"SIERRA 2500","year_from":2007,"year_to":2007,"match":"base","vehicle_ids":["2007_gmc_sierra"]},{"make":"GMC","model":"SIERRA 3500","year_from":2007,"year_to":2007,"match":"base","vehicle_ids":["2007_gmc_sierra"]},{"make":"GMC","model":"TOPKICK","year_from":2006,"year_to":2007,"match":null,"vehicle_ids":[]},{"make":"GMC","model":"TOPKICK 6500","year_from":2006,"year_to":2006,"match":null,"vehicle_ids":[]},{"make":"GMC","model":"TOPKICK 8500","year_from":2006,"year_to":2006,"match":null,"vehicle_ids":[]}],"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":[]}