{"nhtsa_id":52427,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1997-07-24","date":"1997-02-01","document_id":"645 001","mfr_campaign":null,"replaces":null,"component":"STEERING:HYDRAULIC POWER ASSIST:HOSE, PIPING, AND CONNECTIONS","mfr_system":null,"summary":"POWER STEERING HOSE FITTING LEAKING. *TW","document":null,"url":"https://open.wenmarpro.com/bulletins/52427","components":[{"id":"steering","name":"Steering","parent":null},{"id":"power-steering","name":"Power steering","parent":"steering"}],"codes":[],"topics":[],"vehicles":[{"make":"WHITE GMC","model":"VNL","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"WHITE GMC","model":"VNM","year_from":null,"year_to":null,"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":[]}