{"nhtsa_id":10037488,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2011-05-24","date":"2010-11-01","document_id":"SB-214-024","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL","mfr_system":null,"summary":"MACK TRUCKS: IF THERE IS A FAILED OUTER VALVE SPRING THERE IS A REPLACEMENT PROCEDURE. *RM","document":null,"url":"https://open.wenmarpro.com/bulletins/10037488","components":[{"id":"engine","name":"Engine","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null},{"id":"labels-manuals","name":"Labels and manuals","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MACK","model":"CHU","year_from":2010,"year_to":2010,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"CTP","year_from":2006,"year_to":2008,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"CXP","year_from":2006,"year_to":2008,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"CXU","year_from":2010,"year_to":2010,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"GRANITE (GU)","year_from":2012,"year_to":2012,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"GU","year_from":2010,"year_to":2011,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"LEU","year_from":2010,"year_to":2012,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"MRU","year_from":2010,"year_to":2012,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"PINNACLE (CHU)","year_from":2011,"year_to":2012,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"PINNACLE (CXU)","year_from":2011,"year_to":2012,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"TD","year_from":2012,"year_to":2012,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"TD713","year_from":2010,"year_to":2010,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"TD714","year_from":2009,"year_to":2010,"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":[]}