Yes, the exhaust manifold on a 99 Chevy S10 2.2 will need to be be removed during the blown head gasket repair.
The intake manifold, head, and exhaust manifold must be removed to gain access to the gasket.
The exhaust manifold needs to have a gasket in place to help seal the juncture between the manifold and the engine. After the gasket and gasket sealer are in place, tighten the bolts for the exhaust manifold. The exhaust pipe can then be replaced on the new exhaust manifold.
You will need to remove the exhaust manifold retaining bolts in your 1993 Chevy Astro. Remove the exhaust manifold. Remove the exhaust manifold gasket and clean the surface. Reverse the process to install the new exhaust manifold gasket.
The intake manifold and exhaust manifold must be removed. Then the head must be removed and the gasket replaced. The head must be checked for cracks and to see if it is warped. Then it is all put back together.
an exhaust flange gasket, is the gasket,commonly called a donut that is used to seal where the exhaust pipe is bolted to the exhaust manifold
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.
If the exhaust manifold gasket is leaking the only fix is to replace it with a new one.
Intake & exhaust manifold must be removed. Then the head must be removed. head inspected for cracks or warping, and new head gasket installed. Not a repair for a novice.
Where is the leak coming from. Most likely you will need to replace the exhaust manifold gasket which will require removing the exhaust manifold.
there is no gasket on the exhaust manifold. i have a 93 escort lx wagon and i have a leak somewhere and i looked at the exhaust diagram at my local napa and it doesnt show a gasket. * Not sure which diagram you were looking at but there is DEFINITELY a gasket... Look up exhaust manifold on any popular car site and you will clearly see one.
Exhaust leak at Exhaust manifold to head gasket or oring at exhaust manifold pipe.
A bad exhaust manifold gasket could do that.