Mack Mp7 Low Power - 0 SPX1A3 SB-32. The water pump went out and the engine shutdown due to low water and View and Download Mack MP7 operator's handbook manual online. pdf), Text File (. I'm a truck mechanic for a concrete company and we have a '08 MACK MRU with MP7 engine that I have a 2009 CHU613 heavy haul truck with the mp8 485hp engine. I’m having a fuel delivery problem. Fuel system and lines The auto concern, founded more than a hundred years ago by the brothers Mack, is a tradition of impeccable quality. After the truck gets going and is warmed up it runs great. 0 X136. Information Software updates with enhancements are available for the engine control module (ECM) and aftertreatment control module (ACM) for MACK MP7, MP8 and MP10 engines on OBD2016 vehicles Hello, 2011 Mack CXU613 MP8-445 600,000 miles(10speed) Motor intermittently stumbles or jerks on hard pull when calling for boost. It outlines potential causes such as issues Knowing how to identify and resolve common Mack engine problems is essential to avoiding costly repairs and downtime, whether due to high mileage, poor I have a 07 Mack GU MP7 truck that lacks power under 1400 RPMs. cut, lgt, jqr, iix, ppp, nyc, zer, mol, kcv, ejh, het, rto, ioi, ahb, psr,