How do you replace the water pump on a 2007 Dodge Caliber?

To replace the water pump on a 2007 Dodge Caliber, first disconnect the battery and drain the coolant. Remove the serpentine belt, then take off any components obstructing access to the water pump, such as the timing cover if needed. Unbolt the water pump, clean the mating surfaces, and install the new pump with a new gasket. Reassemble everything, refill the coolant, and reconnect the battery.