{"nhtsa_id":628527,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2002-03-13","date":"2001-12-05","document_id":"01049","mfr_campaign":null,"replaces":null,"component":"SUSPENSION:FRONT","mfr_system":null,"summary":"SPECIAL POLICY ADJUSTMENT FOR FOUR-WHEEL AND ALL-WHEEL UTILITY VEHICLES THAT MAY HAVE FRONT SUSPENSION UPPER BALL JOINTS THAT SEPARATE AT A LOWER MILEAGE THAN EXPECTED BY CUSTOMERS. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/628527","components":[{"id":"suspension","name":"Suspension","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"BLAZER","year_from":1996,"year_to":1997,"match":"exact","vehicle_ids":["1996_chevrolet_blazer","1997_chevrolet_blazer"]},{"make":"GMC","model":"JIMMY","year_from":1996,"year_to":1997,"match":null,"vehicle_ids":[]},{"make":"OLDSMOBILE","model":"BRAVADA","year_from":1996,"year_to":1997,"match":"exact","vehicle_ids":["1996_oldsmobile_bravada","1997_oldsmobile_bravada"]}],"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":[]}