{"nhtsa_id":610472,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2000-05-02","date":"1999-12-10","document_id":"99WS004","mfr_campaign":null,"replaces":null,"component":"STRUCTURE","mfr_system":null,"summary":"ON SOME VEHICLES THERE HAVE BEEN STRUCTURAL CRACKS OBSERVED DEVELOPING AT THE CAB DOOR FRAME, REAR LOWER CORNER. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/610472","components":[{"id":"structure-body","name":"Body and frame","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"WESTERN STAR","model":"CONSTELLATION","year_from":null,"year_to":null,"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":[]}