I would suggest buying the parts and repairs manual for the vehicle. It will tell you how bolt by bolt.
About $350 depending on the size
Yes, it has a serpentine belt that drives the alternator, water pump, A/C, & power steering. One belt for them all.
Check the fluid first
The power steering is not adjustable.
Chrysler came out with power steering in 1951
Get a Manual
Remove the plug on the bottom of the power steering fluid pump. Drain the power steering fluid out. Replace the plug to the bottom of the power steering pump. Replace the power steering fluid.
The power steering pressure switch, on a 1993 Chrysler New Yorker, is located below the power steering pump. The pressure switch is attached to the power steering reservoir mounting bracket.
What have to do replace the belts water pump power steering
A 2013 Chrysler uses power steering fluid +4, or ATF+4.
It uses regular power steering fluid.
You can use power steering fluid or ATF.