{"nhtsa_id":37937,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1995-02-07","date":"1994-12-01","document_id":"433504","mfr_campaign":null,"replaces":null,"component":"SUSPENSION:FRONT","mfr_system":null,"summary":"HIGHWAY SPEED VIBRATION. *TW","document":null,"url":"https://open.wenmarpro.com/bulletins/37937","components":[{"id":"suspension","name":"Suspension","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"BUICK","model":"CENTURY","year_from":1994,"year_to":1994,"match":"exact","vehicle_ids":["1994_buick_century"]},{"make":"OLDSMOBILE","model":"CIERA","year_from":1994,"year_to":1994,"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":[]}