{"nhtsa_id":11023873,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-10-03","date":"2025-10-03","document_id":"Front Frame Crack","mfr_campaign":null,"replaces":null,"component":"STRUCTURE:BODY","mfr_system":null,"summary":"Polar Tank Trailer was informed of a field issue where the front frame develops a crack just above the skid plate on Polar Tank Trailer MC 331 transport trailers with Jarco barrels and has developed a repair procedure. Please follow the service procedures within the technical bulletin to ensure your trailer has been repaired properly.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11023873-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11023873-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11023873","components":[{"id":"structure-body","name":"Body and frame","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"POLAR TANK","model":"MC 331 TANK TRAILER","year_from":2017,"year_to":2017,"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":[]}