[Gmecm] 7747 stumbling acceleration when cold

Charles McDowell charles
Tue Nov 30 21:27:58 UTC 2010


I assume that doesn't matter if I have no EGR?  I don't, and I disabled it
in my bin (I hope) by setting the "min temp for EGR enable" to 300+
degrees.  Let me know if that sounds wrong.

On Tue, Nov 30, 2010 at 1:29 PM, Bob Hughes <rwhughe at oplink.net> wrote:

> gmecm-request at diy-efi.org wrote:
> > Does anyone know for sure what things need to be changed when using a
> larger
> > injector size?  All I changed was the BPW to account for "cop car"
> > injectors.  Are there other things too?
>
> There is also a table called Base Pulse Constant vs EGR Duty Cycle ( at
> least that is what Tuner Cat calls it) which must have every value
> changed proportionally to the BPW change
> --
> Robert W. Hughes (Bob)
> BackYard Engineering
> 29:40.237N, 95:28.726W or perhaps 30:55.265N, 95:20.590W
> Houston, Texas "The city with too much Oxygen"
> rwhughe at oplink.net
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>
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