It all depends where the leak is from.
Yes it would and how big the vacuum leak would determine how bad.
It depends on how bad the leak is .If its a really bad leak to the point where the car is starting to overheat then no
yes and no, if the water pump seals are bad antifreeze will leak from the weep hole on the water pump, but it is possible for the pump to go bad and not leak at all.
depends where the leak is, and how bad it is.
No. It would leak coolant.
You have to replace it. They are designed to leak when they are going bad.
If the leak is large enough, all of the oil could leak out in minutes.
If it is leaking from a bad head gasket, it is because of a bad head gasket. If it is leaking from a bad intake manifold gasket, it is because of a bad intake manifold gasket.
it is not mercury it is asid try not to let them leak it is bad if they leak.
How many miles did you operate the vehicle between the STOP LEAK instalation and and the stalling problem? Where was the bad leak?
Yes, it can leak at the sending unit.
When a water pump is bad it will leak. There is a hole in the pump were water will leak out of.