How do you change fiat power steering pump?

To change a Fiat Power Steering pump, first, safely lift and secure the vehicle. Disconnect the negative battery terminal, then remove the serpentine belt by loosening the tensioner. Next, detach the power steering lines and any brackets securing the pump, followed by unbolting the pump from its mounting. Install the new pump by reversing the process, ensuring all connections are secure and refilling the power steering fluid before testing.