{"nhtsa_id":601331,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1998-07-23","date":"1998-06-03","document_id":"603980603","mfr_campaign":null,"replaces":null,"component":"WHEELS","mfr_system":null,"summary":"A GRIIVE GAS BEEN ADDED TO BOTH THE INNER AND OUTER WHEEL FLANGES TO IMPROVE ALUMINUM WHEEL WEIGHT RETENTION.","document":null,"url":"https://open.wenmarpro.com/bulletins/601331","components":[{"id":"wheels","name":"Wheels","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"TOYOTA","model":"4 RUNNER","year_from":1997,"year_to":1997,"match":"exact","vehicle_ids":["1997_toyota_4runner"]},{"make":"TOYOTA","model":"TACOMA","year_from":1997,"year_to":1997,"match":"exact","vehicle_ids":["1997_toyota_tacoma"]}],"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":[]}