I don't remember if my pump (replaced ten years ago) was leaking or
squealing, but for the price of a seal kit I would give it a try as a spare.
I would settle for the seals if anyone has a link to that.

John, authohausaz.com has $125.00 rebuilds, they are very trustworthy:

<
http://www.autohausaz.com/search/product.aspx?sid=4zeepx55ljnfhubxvf2w5355&makeid=800026@VW&modelid=1286580@VANAGON%20&year=1990&cid=26@Steering%20System&gid=7380@Power%20Steering%20Pump
>

Jim

On Sat, Aug 13, 2011 at 12:29 AM, John Rodgers <inua@charter.net> wrote:

>  Whine, groan, whatever one wants to call it. I have had numerous
> people - including a professional mechanic - check this noise, an all
> conclude it is the pump, and all agree the noise is not normal. I can
> remember when I had my '85 van and the pump went bad. Sounded just like
> these. When I put in a new pump, it was quiet again, except at the
> extreme range of steering motion - as it should be.
>
> I am really puzzled by this.Surely these companies are not doing such
> sloppy work - or are they? Is their work so much less than Mavel or ZF
> rebuilds? Mavel and ZF rebuilds cost $100 more than all the pump names I
> mentioned. Is there that much difference in the quality of the work?
> These little  pumps are pretty simple. You would think you could rebuild
> them in the field, but there are no parts kits other than seals.
>
> Frustrating!
>
>
> John
>
> John Rodgers
> Clayartist and Moldmaker
> 88'GL VW Bus Driver
> Chelsea, AL
> Http://www.moldhaus.com
>
>
> On 8/12/2011 11:50 PM, Alistair Bell wrote:
>
>> John, 3 pumps all with same noise? The noise really is from the pumps? A
>> whine rather than a groan?
>>
>> alistair
>> On 2011-08-12, at 7:53 PM, John Rodgers wrote:
>>
>>  No, but I would like to blow a whole box of used pumps to kingdom
>>> come, and several new ones along with them.
>>>
>>> I just installed the third rebuilt pump, and it's crap. All three worked
>>> - pumped the luid round and round, helped with steering as they should,
>>> but my stars they are loud. Whine, whine, whine. The minute you turn the
>>> wheel to increase the load, they wold start to whine  - LOUDLY!!!  Is it
>>> just me, or is it crummy rebuilds. One from my FLAPS (rebuilder
>>> unknown), one Beck-Arnley, and now one through NAPA rebuilt by Cardone.
>>> I know good and well these pumps are not supposed to whine this way.
>>> They should whine when the wheel is turned to the stops - but not from
>>> neutral to the stops. There ain't no way! These pumps should be quiet
>>> until the wheel nears or reaches the turn limit.
>>>
>>> Anyone have any ideas or comments?
>>>
>>> Thanks,
>>>
>>> Yours in frustration,
>>>
>>> John
>>>
>>> John Rodgers
>>> Clayartist and Moldmaker
>>> 88'GL VW Bus Driver
>>> Chelsea, AL
>>> Http://www.moldhaus.com
>>>
>>>
>>> On 8/12/2011 8:24 PM, Jim Felder wrote:
>>>
>>>> Anybody have a link to a power steering pump rebuild kit?
>>>>
>>>> Thanks,
>>>>
>>>> Jim
>>>>
>>>>
>>>>
>>