A diagram of how to replace a water pump in a Chevy Alero?

To replace the water pump in a Chevy Alero, first disconnect the negative battery cable and drain the coolant. Remove the serpentine belt, then take off the pulley and any components obstructing access to the water pump. Unscrew the old water pump, clean the mounting surface, and install the new pump with a new gasket. Reassemble by reversing the steps, refill the coolant, and reconnect the battery.