How do you replace a water pump on a 1995 Jeep Cherokee Sport 4.0?

To replace the water pump on a 1995 Jeep Cherokee Sport 4.0, start by disconnecting the negative battery terminal and draining the coolant. Remove the serpentine belt by loosening the tensioner, then detach the water pump by removing the bolts and any hoses connected to it. Clean the mating surface on the engine block, install the new water pump with a new gasket, and reassemble everything by reversing the disassembly steps. Finally, refill the coolant and check for leaks.