{"nhtsa_id":10033705,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2010-09-13","date":"2008-01-30","document_id":"PSB-12","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE","mfr_system":null,"summary":"THOMAS BUILT BUSES: EXHAUST PIPE SUPPORT HANGER IMPROVEMENT. AN IMPROVED EXHAUST PIPE SUPPORT HANGER, #TBB 140672 IS AVAILABLE FOR UNITS THAT HAVE BENT OR BROKEN HANGER. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10033705","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null},{"id":"exhaust-pipe","name":"Exhaust manifold, pipes and muffler","parent":"exhaust-emissions"}],"codes":[],"topics":[],"vehicles":[{"make":"THOMAS BUILT BUSES","model":"MVP-EF","year_from":2008,"year_to":2009,"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":[]}