90+ caddy 4.9 Idle control

[Jason Haines]

It is an odd system but it seems to work. I think they used this type of
system up until about 1994 or 1995 on the Northstar engines.



Jason



----- Original Message -----
From: "terryk" <terryk at foothill.net>
To: <gmecm at diy-efi.org>
Sent: Tuesday, June 26, 2001 9:51 PM
Subject: 90+ caddy 4.9 Idle control


> Anyone familiar with the Caddy PFI 4.9L idle controller? It's only two
wire
> control with a ground and switch (four wires total).More like it's an idle
> kicker rather than a servo to me.
>
> The ECM is a 2240. Is this some odd beast?
>
> Terry
>
>
>
>
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