How do you change an oil pump on 1993 Chrysler new yorker?

To change the oil pump on a 1993 Chrysler New Yorker, first ensure the engine is cool and disconnect the battery. Drain the engine oil and remove the oil pan by unbolting it from the engine block. Once the pan is off, locate the oil pump, unbolt it, and remove it from the engine. Install the new oil pump, reattach the oil pan with a new gasket, refill the engine with oil, and reconnect the battery.