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by dmcchaser
Wed Sep 07, 2005 11:26 am
Forum: OEM EFI Hardware
Topic: EGR/EVAP/(A/C) control
Replies: 7
Views: 860

My best thought would be to get a good understanding of how the EGR system on that car operates now, assuming the stock ECU is still controlling it.
On this car vacuum opens the valve, so I would tee in a vacuum gauge at the EGR valve and go drive. Watch for when the vacuum is allowed and removed ...