If it was run with out fluid for one hour, the yes the pump is bad.
I have the same problem with my '91 Dodge Caravan -- it is probably the transmission.
Power Steering fluid helps to keep the steering of a car running smoothly. A Dodge Caravan uses Mopar ATF +4 for power steering fluid.
The fuel pump on my 2005 Grand Caravan SXT made a whining sound on long trips in hot weather. I had it replaced and haven't heard it since.
It is the electrical connection between the items on the steering wheel and the steering column.
Low power steering fluid, improper drivebelt function, defective power steering pump or steering gear.
Is a screen built into the power steering reservoir.
Regular power steering fluid.
It sounds like you are having rack and pinion problems. I have had two Grand Caravans and had to have them replaced on both. One was still under warranty. They are pretty common to have replaced, but it has to be done a certified technician. Good Luck.
On the steering wheel!
you need to replace the clockspring in the steering column
I am wanting a diagram of the power steering hose and how to take things apart
Automatic transmission fluid is used for the power steering system.