{"nhtsa_id":10058368,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2015-09-05","date":"2015-03-01","document_id":"SB-54-30","mfr_campaign":null,"replaces":null,"component":"EXTERIOR LIGHTING:HEADLIGHTS; EXTERIOR LIGHTING","mfr_system":null,"summary":"WESTERN STAR: INFORMATION BEING PROVIDED REGARDING THE DISCONNECTION AND/OR CONNECTING OF DAYTIME RUNNING LIGHTS THAT ARE DISABLED DURING ASSEMBLY. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10058368","components":[{"id":"lighting","name":"Lighting","parent":null},{"id":"headlight","name":"Headlights","parent":"lighting"}],"codes":[],"topics":[],"vehicles":[{"make":"WESTERN STAR","model":"4700","year_from":2015,"year_to":2015,"match":"exact","vehicle_ids":["2015_western-star_4700"]},{"make":"WESTERN STAR","model":"4800","year_from":2015,"year_to":2015,"match":"exact","vehicle_ids":["2015_western-star_4800"]},{"make":"WESTERN STAR","model":"4900","year_from":2015,"year_to":2015,"match":"exact","vehicle_ids":["2015_western-star_4900"]},{"make":"WESTERN STAR","model":"6900","year_from":2015,"year_to":2015,"match":"exact","vehicle_ids":["2015_western-star_6900"]},{"make":"WESTERN STAR","model":"CONSTELLATION","year_from":2012,"year_to":2012,"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":[]}