{"nhtsa_id":51768,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1997-07-17","date":"1997-02-18","document_id":"BC3163970218","mfr_campaign":null,"replaces":null,"component":"SUSPENSION:FRONT:SPRINGS:AIR SUSPENSION SYSTEM","mfr_system":null,"summary":"VEHICLES EQUIPPED WITH HENDRICKSON HAS SUSPENSION - MAY BE DIFFICULT TO MAINTAIN CORRECT VEHICLE RIDE HEIGHT. *TW","document":null,"url":"https://open.wenmarpro.com/bulletins/51768","components":[{"id":"suspension","name":"Suspension","parent":null},{"id":"air-suspension","name":"Air suspension","parent":"suspension"}],"codes":[],"topics":[],"vehicles":[{"make":"FORD","model":"AEROMAX","year_from":1996,"year_to":1997,"match":null,"vehicle_ids":[]},{"make":"FORD","model":"LOUISVILLE","year_from":1995,"year_to":1995,"match":null,"vehicle_ids":[]},{"make":"FORD","model":"LOUISVILLE","year_from":1997,"year_to":1997,"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":[]}