2009 MACK TERRAPRO (LEU/MRU) TSBs (2)

Bulletin:: K45573162
Component:: 060000 engine and engine cooling
Summary:: Variable geometry turbo (vgt) calibration: premium tech tool (ptt) displays "motor disabled" message, operation will not run, will not complete when running operation; poor performance following calibration - us10 and newer emissions, comm
Bulletin:: K76992557
Component:: 070000 fuel system, gasoline
Summary:: Aftertreatment hydrocarbon injector (ahi, 7th injector) changes between us10 and us17 (ghg17, common rail fuel system) - chassis experiencing high soot accumulation, abnormal ( too high, overtemp, too low ) regeneration temperatures followi