On the belt tensioner you will see a spot to insert a half inch drive breaker bar or ratchet to move tensioner off belt.
how to release serpentine belt tensioner on 1991 C1500 Chevy Silverado?
usually serpentine belts get their tension(tightness) from the belt tensioner
put a wrench on it as to tighten the bolt. That will release the tension. You can also push down on it but that will require a second person to remove the serpentine belt.
Near the top of the serpentine belt path is a belt tensioner; it is spring loaded and has a shinney pulley on it. Insert a wrench into this tensioner and pull against it and the tension will be released so you can replace your belt. I am assuming your question is about the serpentine belt.
Use a socket and ratchet on the 1991 Astro vans serpentine belt tensioner pulley to pull it to the side, letting tension off of the belt. remove the belt and pun the new belt on. Release the tension to hold the new belt on.
it depends on the engine. on a 2.8l, the serpentine belt tensioner is below the power steering pump. pay careful attention to how the belt is routed, especially if there is no belt routing diagram under the hood (should be on the belt guard on top of the engine). release the tension from the tensioner, replace the belt, make sure you have it routed correctly, release the tensioner.
To change the serpentine belt on a Chevy Celebrity: 1. Make note of the routing so you can get the belt back correctly. 2. Use appropriate breaker bar or ratchet to release the tensioner then take the old belt off. 3. Put the new belt in place, releasing the tensioner to get the belt over it.
slide a crescent wrench onto casting on front of tensioner, pull up towards rear of car to release tension and remove belt Do A Barrel Roll
There is no way to adjust the belt tensioner, if it's not keeping enough tension on the belt the complete tensioner itself will need replaced.
To change the alternator belt an a 1985 Chevy Celebrity: 1. Loosen the adjuster bolt and the mounting bolt. 2. Move the alternator to release the belt tension and remove the belt. Reverse to reinstall a new belt.
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.
The tensioner/tensioner pulley is located on the passenger side of the motor and hold the tension on the serpentine belt. In order to change the serpentine belt you must relax the tension with a breaker bar or equivalent. We have more info, including diagrams at our enthusiast forum, at www.trailvoy.com