97 yukon

[z28camaro1090]

There is a hole in the top of the upper intake manifold.. i was wondering where the pipe that goes in that goes to?

 

[z28camaro1090]

is there like a reason no one on this board wants to give any advice or help to me?

 

[sasquatch094]

cause we have no idea what your talking about.. put up some pictures or something.. then ill shoot u some of my pictures..

 

[z28camaro1090]

i figured it out it was the brake line vacuum