How do you replace the alternator on a 1993 Chevy Beretta?

To replace the alternator on a 1993 Chevy Beretta, first disconnect the negative battery cable to ensure safety. Remove the serpentine belt by loosening the tensioner, then disconnect the wiring harness from the alternator. Unbolt the alternator from its mount and carefully take it out. Install the new alternator by reversing these steps, making sure to secure all connections and reattach the belt properly.