
Originally Posted by
RBS
ok so let me get this straight, on idle it IS DEFINITELY at full vac right? or is it at 0, atmospheric pressure? the OP says "boost gauge is at 0". if you was nearby i would gladly look at the car for you.
aside from that, it could be a bad IACV and the sticking is a dirty throttlebody plate, or someone stuck some bubblegum in there