{"nhtsa_id":10050479,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2013-02-01","date":"2015-02-19","document_id":"SMB-121","mfr_campaign":null,"replaces":"SMB-121-C","component":"SUSPENSION:REAR; SUSPENSION:FRONT","mfr_system":null,"summary":"NEW FLYER: ANYTIME, ON AFFECTED AREAS, MAN (OEM) FASTENERS SHOULD BE REPLACED WHEN THEY ARE REMOVED OR ARE LOOSENED, WITH NEW ITEMS, ON REAR AND FRONT AXLES. MODELS LOW FLOOR XCELSIOR. NO MODEL YEARS LISTED. *PE UPDATED ON 7/9/2013. *KB UPDATED 9/9/15 *CN","document":null,"url":"https://open.wenmarpro.com/bulletins/10050479","components":[{"id":"suspension","name":"Suspension","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"NEW FLYER","model":"NEW FLYER","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":[]}