[Gmecm] ? about pre-efi gm ecm]

[Jared Ryan]

Painless sells add-on harnesses for the AIR valves and the EGR purge 
solenoid.  The '746 uses a purge solenoid while the '747 does not, that 
I have seen.

  ---> Jared Ryan <---
jryan at caminofx.org | http://www.caminofx.org

On Aug 27, 2006, at 7:39 PM, Jay Vessels wrote:

> AIR is a strange one -- it depends largely on the donor vehicle as much
> as anything, as GM appears to have tried different strategies on
> different vehicles.  The Painless harness (if it's like mine) will not
> have any wiring for the AIR system.  Depending on how the AIR system is
> designed on your car, you may be able to just keep what you have.