Originally Posted by jopizz
...As far as the leak from the steering gear it's most likely the pitman shaft seal. The seal is not expensive but it's more involved to replace. There are places that will rebuild your steering gear but it's not cheap. If you have some mechanical ability it's worth trying yourself...
The DIY cost will include purchasing a serious puller. Once the arm is off, the seal isn't too bad to change.
One thing you get from having a mechanic do the work, is a warranty. So, consider that in your estimate. - Dave