The best way to fix an exhaust leak on a 1994 Caprice is to install new exhaust pipes where the leak is located. Exhaust leaks are dangerous and can cause carbon monoxide to build up in the passenger area of the vehicle.
Either weld or replace.
It would be best to get a new exhaust gasket.
An oil leak at the timing chain means that the seals are defective and must be replaced.
Find and fix exhaust leak
Replace defective part
An exhaust leak is usually the result of a bad gasket or a cracked manifold. For a proper fix, either the gasket or both the manifold and the gasket must be replaced.
$300.00
depends where the leak is comming from. If its the flex tube about $125,if its not really bad it can be welded.
Where is the leak originating from? Clarify location, whether it's a flange, hole in the piping, etc.
It has to be replaced they're known for this problem
We are going to need more info to help you with that one. Describe in more detail where the leak is coming from.
buy new headers you probably cracked or bent one