{"nhtsa_id":10002021,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2003-08-11","date":"2003-05-07","document_id":"01003","mfr_campaign":null,"replaces":null,"component":"SEAT BELTS","mfr_system":null,"summary":"SEAT BELT EXTENDER TO INCREASE THE LENGTH OF THEIR SEAT BELTS. 2004 SIENNA. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10002021","components":[{"id":"seat-belts","name":"Seat belts","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"TOYOTA","model":"SIENNA","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":[]}