I have a vacuum leak. What is that and how much does it cost to get it fixed? on 2002 Dodge Stratus

The check engine light came on today.

Asked by for the 2002 Dodge Stratus
1 answer
If you would list the town and state you are from, it would be better. As far as how much, the leak would have to be found before anyone could tell you a price of what it would cost to fix it.