{"nhtsa_id":621712,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2001-09-28","date":"2001-06-28","document_id":"01119W","mfr_campaign":null,"replaces":null,"component":"SUSPENSION:REAR:SPRINGS:AIR SUSPENSION SYSTEM:SPRINGS/BAGS","mfr_system":null,"summary":"THE PURPOSE OF THIS BULLETIN IS TO REITERATE THE POSITION OF FREIGHTLINER LLC CONCERNING WARRANTY CLAIMS FOR AIR SPRING MISALIGNMENT. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/621712","components":[{"id":"suspension","name":"Suspension","parent":null},{"id":"air-suspension","name":"Air suspension","parent":"suspension"}],"codes":[],"topics":[],"vehicles":[{"make":"FREIGHTLINER","model":"FREIGHTLINER","year_from":null,"year_to":null,"match":"exact","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":[]}