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.
you have a belt tensioner you need to put a big socket wrench on it and push down on it and it will lift it up to release the tension on the belt. do the same thing to put it back on
It is a 700R4
Yes I bought a chevy c1500 with a gmc grill already on it
It has 255 H.P.
How to remove and install the serpentine belt on 1991 Chevy Blazer with AC?
about 190 at the wheels. (350ci)
700r4 automatic
You remove grill to remove and replace the headlights.
It has an electric fuel pump inside of the fuel tank.
There is a spring loaded tensioner that holds the tension on the belt. Get a wrench that fits the nut on the tensioner and apply alot of clockwise pressure that will losen the tensioner and allow the belt to go on and off.
a parts store