EGR Correction Question

Tue Feb 23 00:14:39 GMT 1999

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Virtually all GM calibration's have both fuel and spark tables for EGR, the
answer is YES.

remember you are applying inert gas during EGR so the effective cyl vol is
reduced, This is a source of better fuel mileage during part throttle op's.
Ward

> -----Original Message-----
> From: owner-diy_efi at efi332.eng.ohio-state.edu
> [mailto:owner-diy_efi at efi332.eng.ohio-state.edu]On Behalf Of Bruce
> Plecan
> Sent: Monday, February 22, 1999 3:03 PM
> To: DIY_EFI
> Subject: EGR Correction Question
>
>
> Does anyone know of a GM calibration that takes timing out, or reduces
> the amount of fuel during EGR apply.
>
> As it apprears to me it's always, add timing, and add fuel.
>
> Please no quessing......
> Thanks
> Bruce
>

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<P><FONT size=3D2>Virtually all GM calibration's have both fuel and =
spark tables=20
for EGR, the answer is YES.<BR><BR>remember you are applying inert gas =
during=20
EGR so the effective cyl vol is reduced, This is a source of better fuel =
mileage=20
during part throttle op's.<BR>Ward<BR><BR><BR><BR>&gt; -----Original=20
Message-----<BR>&gt; From: =
owner-diy_efi at efi332.eng.ohio-state.edu<BR>&gt; [<A=20
href=3D"mailto:owner-diy_efi at efi332.eng.ohio-state.edu"=20
target=3D_blank>mailto:owner-diy_efi at efi332.eng.ohio-state.edu</A>]On =
Behalf Of=20
Bruce<BR>&gt; Plecan<BR>&gt; Sent: Monday, February 22, 1999 3:03 =
PM<BR>&gt; To:=20
DIY_EFI<BR>&gt; Subject: EGR Correction Question<BR>&gt;<BR>&gt;<BR>&gt; =
Does=20
anyone know of a GM calibration that takes timing out, or =
reduces<BR>&gt; the=20
amount of fuel during EGR apply.<BR>&gt;<BR>&gt; As it apprears to me =
it's=20
always, add timing, and add fuel.<BR>&gt;<BR>&gt; Please no=20
quessing......<BR>&gt; Thanks<BR>&gt; Bruce<BR>&gt; =
</FONT></P></BODY></HTML>

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