{"nhtsa_id":10040055,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2011-08-15","date":"2011-01-01","document_id":"FSB-922-003","mfr_campaign":null,"replaces":null,"component":"TRAILER HITCHES:FIFTH WHEEL ASSEMBLY","mfr_system":null,"summary":"MACK TRUCKS: SOME OF THE FIFTH WHEEL MOUNTING HARDWARE MAY BE CONTACTING THE HUCK BOLTS THAT ARE USED TO MOUNT THE FIFTH WHEEL MOUNTING BRACKETS TO THE FRAME. THERE IS A PROCEDURE TO ADDRESS THE ISSUE. *RM","document":null,"url":"https://open.wenmarpro.com/bulletins/10040055","components":[{"id":"trailer-hitch","name":"Trailer hitch","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MACK","model":"CHU","year_from":2008,"year_to":2010,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"CXU","year_from":2008,"year_to":2010,"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":[]}