The 45RFE with the tranny cooler runs very cold. In 30-40 deg temps the
torque converter will not lock up until driven a few miles. I cancel OD
because of that, I run about 2300 rpm @ 50 mph until she warms up. 3.55grs
----- Original Message -----
From: "Josh Stolarz" <josh@stolarz.org>
To: <dakota-truck-moderator@bent.twistedbits.net>
Sent: Friday, January 18, 2002 7:34 PM
Subject: DML: Re: Synthetic in the 45rfe Multispeed
> The 45RFE will not shift out of OD until it is completly up to operating
> tempratures.
>
> Josh
> "Chris Rininger" <crininger@rlstark.com> wrote in message
> news:3C48A02E.91BFE696@rlstark.com...
> > I keep reading the Amsoil's tranny fluid meets the ATF +4 criteria, but
> > still don't know if it would require any type of friction modifier.
> >
> > Does anybody have some hard evidence as to the stability of this tranny
> > with the synthetic?
> >
> > I know Chrysler trannys are notoriously fickle when it comes to fluid,
> > but in the ohio winters, it shifts really hard and erratic until it gets
> > up to temp.
> >
> > Thanks for the help
> >
> > Chris
> >
> > 01 SLT+, 4x4, 4.7 auto, 3.55, HD cooling
> >
>
>
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