Bulletins


BulletinBulletin dateReplacement BulletinItem no.SummaryAdded
ENGINE AND ENGINE COOLING
SB-262-00812/01/201010037935Ready06/08/2011
SB-262-00812/01/201010037935Mack trucks: there is a new thermostat seal and cover to prevent coolant leakage. *rm06/08/2011
ENGINE AND ENGINE COOLING - COOLING SYSTEM
FB-284-02711/01/201010037304Ready05/18/2011
FB-284-02711/01/201010037304Mack: there are engine diagnostic trouble codes and there may need to be a software update. *rm05/18/2011
ENGINE AND ENGINE COOLING - COOLING SYSTEM - HOSE
PI-074610/01/201110042144Mack trucks: on certain trucks (chu, cxu gu td), all aftertreatment diesel exhaust fluid (def) coolant hoses are to be replaced. *pe11/28/2011
ENGINE AND ENGINE COOLING - ENGINE
SP-284-03005/01/201110040725Ready09/12/2011
SP-284-03005/01/201110040725Mack trucks: there are engine ecm software updates. *rm09/12/2011
ENGINE AND ENGINE COOLING - ENGINE - DIESEL
PI-074610/01/201110042144Mack trucks: on certain trucks (chu, cxu gu td), all aftertreatment diesel exhaust fluid (def) coolant hoses are to be replaced. *pe11/28/2011
SB-258-02111/01/201010036937Mack: diesel exhaust fluid pump, repair. on certain trucks, repairs has been authorized on diesel exhaust fluid (def) pump. the only exception for this procedure is to replace heating bracket on def pump which is not a serviceable compon04/20/2011
ENGINE AND ENGINE COOLING - EXHAUST SYSTEM
SB-214-02411/01/201010037488Mack trucks: if there is a failed outer valve spring there is a replacement procedure. *rm05/24/2011
SB-214-02411/01/201010037488Ready05/24/2011
SB-258-02111/01/201010036937Mack: diesel exhaust fluid pump, repair. on certain trucks, repairs has been authorized on diesel exhaust fluid (def) pump. the only exception for this procedure is to replace heating bracket on def pump which is not a serviceable compon04/20/2011
ENGINE AND ENGINE COOLING - EXHAUST SYSTEM - EMISSION CONTROL - CATALYTIC CONVERTOR
FSB-258-02606/01/201110040693Mack trucks: the location of the nitrous oxyde sensor and piping around it has been changed to protect it from moisture damage if water enters the exhaust. *rm09/07/2011
FSB-258-02606/01/201110040693Ready09/07/2011
SP-252-00201/01/201110040064Ready08/16/2011
SP-252-00201/01/201110040064Mack: procedure to fix the an insulation blanket in the exhaust system that can deteriorate over time. *rm08/16/2011
ENGINE AND ENGINE COOLING - EXHAUST SYSTEM - MANIFOLD/HEADER/MUFFLER/TAIL PIPE
SP-252-00101/01/201110040084Ready08/16/2011
SP-252-00101/01/201110040084Mack: procedure to fix the an insulation blanket in the exhaust system that can deteriorate over time. *rm08/16/2011