Yes, in most cases you should replace your car's serpentine belt when replacing the alternator. It's just much simpler to do ...
Drive belts sit at the center of your engine’s daily workload, and the material slowly pays the price. As miles add up, heat, ...
Shop Belt For Cadillac Dodge Ford Mazda 6PK2095 Serpentine Drive Belt - Fits Various Cadillac, Dodge, Ford, Mazda Models With ...