Most likely your f/end bushes need to be replaced top and bottom.
36mm
1996 Chevy blazer timing chain
my Chevy blazer power seat on my 1996 Chevy blazer isn't working
what is the distributor setting for a 1996 Chevy blazer
what arethe 3 relays in the glovebox on a 1996 chevy blazer
It should be located on the front of the water pump.
A 1996 Chevy Blazer Does have a transfer case IF it is equipped with 4 wheel drive
What is your 1996 Chevy blazer LS with a blown motor worth?".
YES they are the same.
The 96 Chevy Blazer does not have a timing belt.
Check the CV Boot
the 1996 and 1997 are the same and would not work in your 2000 straight from GM