{"nhtsa_id":601388,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1998-08-03","date":"1998-05-27","document_id":"98052702A006","mfr_campaign":null,"replaces":null,"component":"SUSPENSION","mfr_system":null,"summary":"THE FRONT SPRING PINS AND BUSHINGS CURRENTLY USED ON THE FDM CONQUEST CHASSIS USE SEALS TO PREVENT ABRASIVES, MOISTURE AND OTHER TYPES OF CONTAMINANTS FROM PENETRATING THE AREA AROUND THE SPRING PINS. *YC","document":null,"url":"https://open.wenmarpro.com/bulletins/601388","components":[{"id":"suspension","name":"Suspension","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MACK","model":"FDM","year_from":null,"year_to":null,"match":"exact","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":[]}