{"nhtsa_id":11021522,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-08-06","date":"2025-07-23","document_id":"SB_748","mfr_campaign":null,"replaces":null,"component":"UNKNOWN OR OTHER","mfr_system":null,"summary":"Replacing ladder sections or exposing the interior of any ladder to the air by removing plugs or connectors requires technicians to use VpCl-329 corrosion inhibitor (p/n 1387184) before returning the vehicle to service.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11021522-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11021522-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11021522","components":[],"codes":[],"topics":[],"vehicles":[{"make":"PIERCE","model":"LADDER AND PLATFORM","year_from":2016,"year_to":2022,"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":[]}