How do you change the water pump on a 98 Oldsmobile 88?

To change the water pump on a 1998 Oldsmobile 88, start by disconnecting the battery and draining the coolant from the radiator. Next, remove the serpentine belt and any components obstructing access to the water pump, such as the engine cover or hoses. Unscrew the water pump bolts, remove the old pump, clean the mounting surface, and install the new pump with a new gasket. Finally, reassemble everything, refill the coolant, and check for leaks.