See below for answers. 

> On Apr 9, 2016, at 1:57 PM, Larry Alofs <lalofs@GMAIL.COM> wrote:
> 
> Questions:
> 
> Did the oil come gushing out of the drain plug or out of the fill plug on
> the side?  I don't think there is a drain plug on an AT differential. 

On my 88 there is a 17mm hex bolt that acts as the dill and somewhat of a drain. The real way is to take the pan off which I had previously done. Oil came gushing out of that 17mm hole, fill hole. 
> 
> When you say the engine oil is half gone, do you mean half way down from
> "full" to "low"?

Yes
>  Did you top it up carefully, after running it to fill the
> oil filter?

No
> 
> How do you think that engine oil would get into the differential?   Doesn't
> seem possible to me.
> 
I don't have enough knowledge to make that call. I'm kind of learning as I go. There was just soooo much of it that came out....
> Larry A.
> 
> 
>> On Sat, Apr 9, 2016 at 1:35 PM, Michael <mikewelldon@icloud.com> wrote:
>> 
>> Many of you have replied with your expertise on the matter of a blown
>> tranny on an 88 auto. Or at least those kind of symptoms.
>> 
>> Now here is a new development. I wanted to check to see if I could tell if
>> ATF was mixing with the differential so I unscrewed the drain plug and oil
>> literally came gushing out. When I closed it after filling a couple weeks
>> ago,it was a trickle which I believe means it was filled with close to the
>> 1.3 quarts that is recommended.
>> 
>> Now, I also changed out the engine oil (it's an ej22 Subaru) and filled
>> that up right. Well, the engine oil is half gone and I believe that's what
>> was in the differential section. No visible leaks anywhere.
>> 
>> Hard to tell if ATF was mixed in based on the Amberness of synthetic
>> engine oil and the purple color of the diff oil. Plus, it's quite
>> surprising when oil comes flying at your face while under the van.
>> 
>> I don't really know what this could mean other than probably a good deal
>> of money to fix it.
>> 
>> Any ideas on the matter?
>> 
>> Mike