[s-cars] rear Diff is leaking

[Rich Assarabowski]

Don't know about pulling it, but if you do drain the fluid, the drain
plug is likely to be frozen (there are two of them), probably have to
drill them out.  I tried some heat on mine but didn't work.

-- Rich A.
   '92 & '93 S4

>was installing HRSB w/ Elijah yesterday and we noticed that there is a
bunch of fluid all the rear differential, is there 
>a way of checking the fluid in there or anything.  I have access to
another one, how difficult is it to remove and
>reinstall, how do I do it. thanks for helping