ok ive looked far and close for this info lol...the hard vacuum lines that come up aunder the pass side ...and they always break off..well ive found where they go..
1 Green goes to the EGR
2. Red goes to the fuel
3. white goes under the upper intake,,the supply line
4. black goes to the heater..
but all im using is the green and white, is it ok to cap off the red and black..i took all the smog out ..so i dont know where to hook the red up to or the black..can anyone assist..thank you very much