{"nhtsa_id":52189,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1997-07-17","date":"1997-01-17","document_id":"19/01/97/US","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE","mfr_system":null,"summary":"DEFENDER 90 COLD START ENHANCEMENT. *JD","document":null,"url":"https://open.wenmarpro.com/bulletins/52189","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"LAND ROVER","model":"DEFENDER","year_from":1994,"year_to":1995,"match":"exact","vehicle_ids":["1994_land-rover_defender","1995_land-rover_defender"]}],"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":[]}