How do you replace the serpentine belt on a '95 Pontiac Gran Am GT 3.1 liter automatic?
First put a floor jack under the engine and raise it just high
enough to support the engine, do not raise the car.
Secondly, remove the moter mount on the left side of the
Using a serpentine tool or a small drive breaker bar (not sure
on the drive size, I used a serpentine tool that costed around $9
at a discount tool store) move the tension pulley to release
tension on the belt.
Slide the belt off and out, you may have to wrestle with it a
bit to get it thru the small opening where you removed the engine
Reverse the steps to install the new belt.