Dennis is spot on as usual.  I had this happen to me several years ago.  I
was convinced that my AT was self-destructing.  Admittedly, I have old ears,
but somehow I was convinced that the noise was coming from my tranny.

Turned out to be the water pump.

Now I have hearing aids.

Bob Trousdale
'90 Westy

> -----Original Message-----
> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com]
> On Behalf Of Dennis Haynes
> Sent: Sunday, November 22, 2009 5:06 AM
> To: vanagon@GERRY.VANAGON.COM
> Subject: Re: Auto Trans Rumbling
>
> Is the engine maintaining good idle speed when in drive or
> reverse? The only
> parts that should be moving when stopped is the torque
> converter and pump.
> If either are damaged or misaligned they will soon let you
> know. Look for
> other sources of noise such as the mounts or a bad water pump
> or alternator.
>
>
> Dennis
>
>
> -----Original Message-----
> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com]
> On Behalf Of
> Jeff Lincoln
> Sent: Saturday, November 21, 2009 9:00 AM
> To: vanagon@GERRY.VANAGON.COM
> Subject: Auto Trans Rumbling
>
> OK gang -
>
> I've noticed that when in drive but stopped at a light or
> stop sign things
> get very "rumbly". Low rumbling and vibration. It does not do this in
> Neutral or park.
>
> What gives? My brother says torque converter - but as much as
> I love him
> he's a dork so I am asking you.
>
> Things have been fine. So did I line something up wrong when
> I mated the new
> engine to the trans? Low fluid (I haven't checked yet but
> will) - the fluid
> shouldn't be low - I changed the filter and seal on the pan
> when while we
> had it out.
>
> Ok, I anxiously await your wisdom and reports of impending doom!!!!
>
> --
> Thanks,
>
> Jeff
> '90 Carat (Grover)
> '86 (We call this one Parts)
> '78 Bus (Melissa) Patty's Bus
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