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High Rev at Start then stall!

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Sicotic

10+ Year Contributor
278
0
May 26, 2009
fairbanks, Alaska
I searched and read like 3 treads but none helped me, when i start my car it revs to 1500 Rpms for like 5-10 mins then goes to about 750, when i give it gas it alomost stalls but doesnt, then if i hold in the clutch and rev it will just die, need help i just got done with the car it is a 92 laser with a 2g head, could it be my vaccuum leak here is pics of what i plugged let me know if it is correct or i need to fix something and my EGR is not blocked i have 1 hose running to itis that bad and could cause this?
 
so should i buy an ecu ir what? im going to check the ISS i guess real quick, also i just put it alll together and i have white smoke coming out now.
 
Will the car idle at all, can you keep it running if you don't lift off the throttle when you push in the clutch.
 
It will only idle when i start it up at 1500 rpms after 10 mins idle drops and then stalls right when i push the clutch in or brake.
 
if you start the car up and let it run will it idle...... not pushing in the clutch brake or throttle....just letting it run...... will it idle?..or does it eventually die? if it does i would try the BISS adjustment(adjusting the idle screw on the throttlebody) but if it will idle fine untill you touch the throttle/brake/clutch i would check the ISC, IAC, MAF, and lastly the ECU.....i doubt its a boost leak but you could also perform a boost leak teast very cheap,,, hope this helps
 
Is this good? bc i plugged it but i looked at the diagram it is not plugged but has a boost controller hooked up.
 
I got a black ISC but i start it and it just stalls and barley revs any thought need help hurry.
 
this is a total different thread, y does it matter?

But it's not a different problem. It's part of the same problem you have been posting about in all those threads. Creating yet another just makes it less likely you'll solve it.

I assume that you do want to solve it, correct. That's why it matters.

Of course if you just want to argue with me about it, go ahead.
 
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