Alrighty, do any of you guru's out there have, or can point me in the right direction of a factory vacuum diagram for a V2 GC8? I've been having mixed success with what I have been able to find online, with a fair bit of information that contradicts each other.  At this point, I feel I am fairly close to what it should be as I don't seem to be having vacuum leaks anymore. I am now suffering from over boosting and need to have another look into the b.c.s.  I brought the car with a major