Re: Vacuum problem, y2k Dak

From: steve preston (steve239dak@yahoo.com)
Date: Sun Jul 29 2001 - 02:01:11 EDT


You might want to check Fritz`s Ram page in the
TSBs.The vacuum problem sounds familiar,and that would
be where I saw it.(The TSBs cover a lot of Daks too.)
--- Jim Miller <jim76712@swbell.net> wrote:
> You probably have a vacuum leak or a check valve in
> or near the reservoir that
> is bad. Also deceleration is limited for a few
> seconds when you release the
> throttle. this is part of the emission control
> system and normal.
>
> Curt Coulter wrote:
>
> > Hi all,
> >
> > I am wondering if anyone else has experienced this
> problem:
> >
> > With the speed control set, as it needs to add
> throttle to maintain speed on
> > a hill, it seems like there is a loss of vacuum
> and the air control for the
> > heat-A/C blower seems to switch to defrost.. as
> the speed is attained, and
> > throttle is backed off, the blower switches back
> to whatever setting it was
> > on before..
> >
> > Recently it's also started acting funny when
> engine breaking. After about 5
> > seconds of engine breaking, it will suddenly
> become much more efficient,
> > almost like I've kicked on a jake brake. I'm
> guessing this to be a vacuum
> > problem as well, thinking perhaps there is a
> vacuum controlled diaphragm or
> > something that's taking a while to close..
> >
> > This is a y2k QC 4.7 5spd 4x4 slt+
> >
> > Getting ready to take it in to the dealer for the
> seat belt bolt recall, the
> > above issues, backup lights that sometimes refuse
> to come on, and an issue
> > where occasionally neither remote transmitter will
> lock/unlock the truck,
> > and then 10 minutes later they work fine. Thought
> maybe if someone had been
> > through these vacuum issues I could point them in
> the right direction...
> >
> > /Curt
> > Chelsea, MI
>

=====
Steve Preston 1999 Dakota Sport 3.9V6,4x4,3.92 Anti-spin,42RE auto,Intense Blue,regular cab.



This archive was generated by hypermail 2b29 : Fri Jun 20 2003 - 12:02:14 EDT