Im not a car expert but im pretty sure it should be connected to the BOV (blow off valve)
you need manifold vacuum for the brake booster.. (intake manifold)
The vacuum hose on a 1994 GMC Safari is connected to the intake manifold. This is located to the left of the throttle body.
Your question is to vague to answer. If you connected a vacuum hose to a water hose you would be ingesting water into the engine.
NO. You need to REPLACE the modulator valve and the rubber hose. That's it.
No
The power booster check valve would be located where the vacuum hose is connected to the booster. The vacuum hose is connected to the valve and the valve is inserted into the booster. They are usually made of plastic.
A manifold vacuum source, anywhere below the throttle plates.
The best way to repair a vacuum hose on your Chevrolet is to replace the vacuum hose. The vacuum hose is held in place with a retaining clamp on each end of the hose.
you have a vac leak. there should be a hose connected 2 it.
There is no transmission vacuum hose. That is a vent hose.
A reservoir tank with a one way vac. valve inline and connected to the heat control valve.
You look up the size of the hose from the instructors manual that came with the vacuum you purchased. Then you look for stores near you which have the hose your vacuum needs and then you buy the vacuum hose.