{"nhtsa_id":630833,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2002-04-24","date":"2002-01-04","document_id":"D236","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM","mfr_system":null,"summary":"INFORMATION REGARDING CATALYST DEGRADATION CAN LEAD TO NOISE AND MIL ILLUMINATION. *YH","document":null,"url":"https://open.wenmarpro.com/bulletins/630833","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"LAND ROVER","model":"RANGE ROVER","year_from":1995,"year_to":1997,"match":"exact","vehicle_ids":["1995_land-rover_range-rover","1996_land-rover_range-rover","1997_land-rover_range-rover"]}],"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":[]}