{"nhtsa_id":617801,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2001-03-28","date":"2001-02-16","document_id":"120101NAS","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:GASOLINE","mfr_system":null,"summary":"SUBJECT REGARDING OIL LEAKAGE FROM THE CAM BORE PLUG. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/617801","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"LAND ROVER","model":"DEFENDER","year_from":null,"year_to":null,"match":"exact","vehicle_ids":[]},{"make":"LAND ROVER","model":"DISCOVERY","year_from":null,"year_to":null,"match":"exact","vehicle_ids":[]},{"make":"LAND ROVER","model":"DISCOVERY II","year_from":null,"year_to":null,"match":"base","vehicle_ids":[]},{"make":"LAND ROVER","model":"RANGE ROVER","year_from":null,"year_to":null,"match":"exact","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":[]}