Mebsrajan

just changed EGR Cooler And New Compressor But now the Truck wont start lots of power But wont start Any ideas

Hi guys I have Mack Vision 2004 The problem Im having is when i press the Red  brake knob the air start leaking from behind the protection valve which is by the clutch padle at the back any ideas will help Thx

hi guys. I have Mack Vison 2004 460 HP the problem I have is when I pull my tri-axle full load the oil temperature goes up to max till it cuts out .have to wait for 10-15min and start again. sometimes the turbo will kick in and will run fine all day . when drive tandem full load no problems only when I pull trailer with load. any ideas will help thx.

Thanks for Info will go and check other valves. hope can find them

Hi Guys I Have Mack Vison 2004 The Problem I'm Having is First it was small leak from treadle valve then I changed the valve put the new one in but the problem is still there but worst now all the air is leaking from the same place. if i press and hold the padel the air will build up to 70 and stay as soon as I leave the padel all the air leaks from treadle valve exhaust line .  Help