{"nhtsa_id":617680,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2001-03-22","date":"2000-10-03","document_id":"031000","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE","mfr_system":null,"summary":"THIS BULLETIN MENTIONS THAT IN THE 2001 MODEL YEAR FOR THE 8.1-LITER ENGINE, THE CURRENT INTAKES ARE A CAST COLOR, NON-PAINTED INTAKE. A BLACK CAST PAINTED INTAKE WILL BE BUILT SHORTLY. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/617680","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"CHEVROLET","year_from":2001,"year_to":2001,"match":null,"vehicle_ids":[]},{"make":"GMC","model":"GMC","year_from":2001,"year_to":2001,"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":[]}