how to adjust tension pully for serpentine belt on 2000 Chevrolet Tracker

serpentine belt broke

Asked by for the 2000 Chevrolet Tracker
if it's the 'accessory' drive belt, then you need to pull against the tensioner (spring) with an appropriate wrench. Be careful, it could snap back on you.
If it's the cooling fan belt, you need to use a wrench to loosen the fixing bolt holding the tensioner position. to loosen it