{"nhtsa_id":10020072,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2006-07-19","date":null,"document_id":"3401","mfr_campaign":null,"replaces":"3401A","component":"ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER","mfr_system":null,"summary":"TURBOCHARGER OIL FEED LINE KINKED OR RESTRICTED. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10020072","components":[{"id":"engine","name":"Engine","parent":null},{"id":"turbocharger","name":"Turbocharger or supercharger","parent":"engine"}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"ASTRO","year_from":2005,"year_to":2005,"match":null,"vehicle_ids":[]},{"make":"CHEVROLET","model":"EXPRESS","year_from":2001,"year_to":2006,"match":"exact","vehicle_ids":["2001_chevrolet_express","2002_chevrolet_express","2003_chevrolet_express","2004_chevrolet_express","2005_chevrolet_express","2006_chevrolet_express"]},{"make":"CHEVROLET","model":"KODIAK","year_from":2001,"year_to":2001,"match":null,"vehicle_ids":[]},{"make":"CHEVROLET","model":"KODIAK","year_from":2003,"year_to":2006,"match":null,"vehicle_ids":[]},{"make":"CHEVROLET","model":"SILVERADO","year_from":2001,"year_to":2006,"match":"exact","vehicle_ids":["2001_chevrolet_silverado","2002_chevrolet_silverado","2003_chevrolet_silverado","2004_chevrolet_silverado","2005_chevrolet_silverado","2006_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA","year_from":2001,"year_to":2006,"match":"exact","vehicle_ids":["2001_gmc_sierra","2002_gmc_sierra","2003_gmc_sierra","2004_gmc_sierra","2005_gmc_sierra","2006_gmc_sierra"]},{"make":"GMC","model":"TOPKICK","year_from":2003,"year_to":2006,"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":[]}