{"nhtsa_id":11012811,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-01-11","date":"2025-01-11","document_id":"SIL-3175","mfr_campaign":"SIL-3175","replaces":null,"component":"UNKNOWN OR OTHER","mfr_system":null,"summary":"Altec has learned that certain DC and DM model derricks built from January 2019 to June 2024 could have improper weld fusion. This means the welds could fail, causing a crack.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11012811-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11012811-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11012811","components":[],"codes":[],"topics":[],"vehicles":[{"make":"ALTEC","model":"DIGGER DERRICK","year_from":2019,"year_to":2024,"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":[]}