Date:         Wed, 25 Mar 2020 17:29:10 -0700
Reply-To:     David McNeely <davmcneely40@GMAIL.COM>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         David McNeely <davmcneely40@GMAIL.COM>
Subject:      Re: Auto trans not upshifting not getting original questions!
Comments: To: Dennis Haynes <d23haynes57@hotmail.com>
In-Reply-To:  <SN6PR10MB2894255DCB8AD62A7CB59AC1A0CE0@SN6PR10MB2894.namprd10.prod.outlook.com>
Content-Type: text/plain; charset="UTF-8"

Thanks Dennis.  Pretty strange, though.

On Wed, Mar 25, 2020 at 3:32 PM Dennis Haynes <d23haynes57@hotmail.com>
wrote:

> I think the problem is the way the list adds the "on behalf of" I find
> that I only original e-mails from folks I have responded to in the past. So
> what I try now is when I see one I look up the original sender and then
> copy them on a reply. Then I get their stuff going forward, usually.
>
> Dennis
>
>
> -----Original Message-----
> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf
> Of David McNeely
> Sent: Wednesday, March 25, 2020 6:26 PM
> To: vanagon@GERRY.VANAGON.COM
> Subject: Re: Auto trans not upshifting
>
> Lots of messages come to me only after one or more replies.  I don't know
> what is going on with that.
>
> mcneely
>
> On Wed, Mar 25, 2020 at 3:19 PM Eric Caron <ericcaron96@comcast.net>
> wrote:
>
> > I’m glad Dennis answered as the original question didn’t come to my
> > inbox or junk mail.
> >
> > And, I follow AT transmission discussions!
> >
> > Eric Caron
> >
> >
> >
> > > On Mar 25, 2020, at 6:08 PM, Dennis Haynes <d23haynes57@HOTMAIL.COM>
> > wrote:
> > >
> > > From a design perspective  I find it amazing that this simple
> > > automatic
> > transmission works as well as it does regardless of fluid temperature
> > and related viscosity.  Since it works well cold this is not an
> > adjustment issue. As shift points and the inner working rely on
> > pressure what is most likely happening is that you have an internal
> > leak or the pump is worn-damaged and once the fluid is warm you don't
> > have sufficient pressure for the valve body to do what is needed or
> > you can't lock up the direct clutch.
> > >
> > > You can do some diagnosing with a pressure gauge. The Bentley has
> > > the
> > details. You can also drop the valve body and using an air gun with
> > rubber tip operate each of the clutches and 2nd gear brake band.  Were
> > you the person that had the shafts come out with the torque converter?
> > Could be the seal rings on the turbine shaft are broken.
> > >
> > > Drop the pan and check that the filter is clear. A restricted filter
> > > can
> > also cuase shift propblems. If it is clogged enough to be a problem an
> > overhaul is inevitable anyway.
> > >
> > > Dennis
> > >
> > >
> > > -----Original Message-----
> > > From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On
> > > Behalf
> > Of Bill Marshall
> > > Sent: Wednesday, March 25, 2020 12:42 PM
> > > To: vanagon@GERRY.VANAGON.COM
> > > Subject: Auto trans not upshifting
> > >
> > > Hi folks, my AT is acting up.  It shifts fine when cold, but when
> > > warm
> > will not upshift to 3rd at all.  I recently removed and installed it,
> > but did nothing to it as far as adjustments go.
> > > Could it be the shifter cable shifted?  Kickdown too tight/loose?
> > > Any
> > ideas would be appreciated.  Thaknks.
> > >
> > > Bill Marshall
> > > 88 GL auto
> >
>