{"nhtsa_id":11021343,"type":"service_campaign","type_name":"Service campaign","date_added":"2025-08-04","date":"2025-07-01","document_id":"S4578 072025","mfr_campaign":null,"replaces":null,"component":"STRUCTURE:BODY; UNKNOWN OR OTHER","mfr_system":null,"summary":"SC - Mack Trucks has determined that certain AN models were assembled without a crossmember that was needed for the pusher axle.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11021343-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11021343-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11021343","components":[{"id":"structure-body","name":"Body and frame","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MACK","model":"ANTHEM (AN)","year_from":2026,"year_to":2026,"match":"base","vehicle_ids":["2026_mack_anthem"]}],"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":[]}