93 Vectra
I have a 93 Vectra 35RQ with a second gen Cummins 12 valve. There is a tube coming out of the intake manifold to what I think is the air compressor. It has a broken elbow. What is this and why is i...
Forum Discussion
With out further information or a picture, my best guess is, it is the fresh/clean air supply for the air compressor. Needs to be repaired ASAP! You are loosing boost pressure and getting dirty air into the compressor, both bad news.
