Pry bar.
Put your new fan belt around the pulleys of your 1992 Chevy Blazer. Tighten the fan belt with the tensioner pulley.
HOW TO GET A PULLEY OFF A 1998 CHEVY BLAZER
Loosen the tensioner pulley on your 2001 Chevy Impala. The serpentine belt will become loose. Take the old belt off and put the new belt on. Tighten the new serpentine belt with the tensioner pulley.
if by "loosen" you mean loosening the belt then just put a wrench on the nut in the center of the pulley and turn it to the left. its basically spring loaded.
It is the small pulley with a nut in the middle on the pulley assembly!
Typically, there is one pulley that is mounted on a spring arm to maintain proper belt tension. Just turn the bolt on the idler pulley and the tensioner will release.
I don't believe there is an idler pulley on that model, just a tensioner pulley
The tensioner bolt for a 96 Cavalier is in the pulley for the tensioner. The tensioner is in the middle of the front of the engine.
You can change the serpentine belt by loosening the tensioner pulley. When the tensioner pulley is loose and the serpentine belt will become loose. Put the new serpentine belt on and tighten the tensioner pulley.
You can adjust the belt tensioner by loosening the tensioner bolt. When the tensioner bolt is loose the tensioner pulley can move back and fourth.
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Are you talking about the "idler pulley"? They are quite simple to change. Loosen the serpentine belt by using a socket on the center of the tensioner pulley, slide the belt off the idler pulley, use a socket to pull the center bolt of the idler pulley and replace the pulley with a new one.