{"nhtsa_id":10031844,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2010-01-13","date":"2009-08-01","document_id":"SB-31-7","mfr_campaign":null,"replaces":null,"component":"STRUCTURE:FRAME AND MEMBERS","mfr_system":null,"summary":"WESTERN STAR TRUCK: 5 PIECE BACK OF CAB SERVICE CROSSMEMBER. 5 PIECE BOLTED SERVICE CROSSMEMBERS ARE AN IMPROVED, MORE DURABLE SERVICE REPLACEMENT FOR THE TUBULAR BACK OF CAB CROSSMEMBERS. FOLLOW STEPS TO REPLACE A TUBULAR BACK OF CAB CROSSMEMBER, WITH A 5 PIECE SERVICE CROSSMEMBER. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10031844","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":[]},{"make":"WESTERN STAR","model":"CONSTELLATION","year_from":1995,"year_to":1999,"match":null,"vehicle_ids":[]},{"make":"WESTERN STAR","model":"CONSTELLATION","year_from":2001,"year_to":2001,"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":[]}