There are several vacuum hoses. They are the small black tubes that connect things.
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Follow the top radiator hose back to the engine block. The thermostat is inside the housing where the radiator hose connects to the block.
There should be a drain valve on the radiator on the bottom passengers side If not just undo the bottom radiator hose.
Want to sea foam my 2002 Chevy 2500hd 6.0 what vacuum hose do I use
Vacuum hose diagram for 1959 chevy truck, wiper motor?
I need a diagram for the vacuum lines on a 2004 Chevy trailblazer
If the bypass hose on the 2000 Cavalier is rubber then the hose can be cut and spliced together with a coupling to fix the leak. If the hose it metal then it will need to be replaced.
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.
There should be a vacuum hose diagram on the front of the driver side strut tower.
There are many on the engine
from a library
Pull or cut the hose off the slave and master Cylinder.Go to the parts store and buy a long hose for a grease gun and a couple clamps. Clamp it on both ends and bleed it