Another idle surge problem! Need help bad!!!!

BRASCO

New member
* When i plug the black and tan wire together when im done doing the timing within a minute or so the truck start to hunt or surge, disconnect the wire idles fine maybe a little high with the rpm but thats it. Connect it again starts to act up. I did a leak down on it earlier this month and found out i had a bad pass head gasket so i thought that was the problem replaced both gaskets with cometics decked the heads and reassembled the motor, on my way through i changed the IAC and IGN module and Vacuum lines, all gaskets for the upper and tb.I tried different chips no good. Im stumped and im about to loose it cause im just about at my wits end here. The only thing i can think of now is changing the ECU. Im totally out of ideas and dont want to take it to a guy to try to get it right. If anybody has any ideas or knows were i can find a ECU or borrow one just to see if thats the prob i would really really appreciate it. My number is 631-697-6125 ** Thanks again Donny :rant:
 
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