Mandatory TC Lockup

[Bruce Plecan]

Some one mentioned changing some 6E stuff in the 02Ax area, what again was
it you changed?.
We need to be careful here so we don't get ecm cals crossed up.
BTW, just found 2 tables in eacm cal that might effect this also, more to
follow
Grumpy


> It appears to look like 031D is what your looking for, atta glance anyway.
> The manual cals have all 00s in that area, and there are slight changes
from
> 8D auto to auto cals, there.  The AUJP I have has 4B there and some others
> 4C / D.  Which are all about 75 in Dec, try an entry of say 9B and see
what
> that gets you.
>   Mind you, I'm just talking about TCC apply, and any tranny damage from
> overheating or this none oem function of the TCC is your responsibilty to
> test, for the side effects of this modification.
>    I'd check with the likes of Brian Hartman, or some other tranny guru,
> before a continued WOT was tried with no TCC lockup.
>   BTW, Wolf / B+M made parts to specifically help with the WOT high gear
> 700R4s, for shifting
> Grumpy
>
>
> >do you think you might be able to bench test this image regarding
> > the upper 'mandatory' TC lockup if I get the bin file to you??  It would
> be
> > very cool if we could add this parameter to the 730 ecu file so that we
> > could modify it.
> >
> > Tim
> >
> > >-----Original Message-----
> > >From: owner-gmecm at diy-efi.org [mailto:owner-gmecm at diy-efi.org]On Behalf
> > >Of Bruce Plecan
> > >Sent: Thursday, July 06, 2000 9:21 AM
> > >To: gmecm at diy-efi.org
> > >Subject: Re: Mandatory TC Lockup
> > >
> > >
> > >
> > >
> > >> Mine is 89 TPI code (vette, I think) I use in my 87 IROC w/ 700R4
that
> I
> > >> got from Terry K.
> > >> IIRC, Tim has a 90 IROC with 700R4
> > >> >There are tranny configures that might also explain it.
> > >> >ie overheat switch, as I recall forces a TCC lock up in some stuff.
> > >> I doubt thats the problem...
> > >
> > >ESQQQs me, but I've seen similiar things happen, so I don't rule out
> > >anything til, I know for sure.
> > >
> > >> >What may seem MPH related can be a temperature deal.  (ecm
> > >bench is handy
> > >> >for that stuff)
> > >
> > >Depending on what the application did in fact turn out to be, I
> > >was going to
> > >offer burning a eprom and running it in my test ecm, and do a rewire to
> see
> > >if it was ecm related, or if it was mechanical.
> > >Grumpy
> > >
> > >
> > >
> > >
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