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EGR was disconnected w/no codes?

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Old Feb 10, 2003 | 03:43 PM
  #1  
Recluse's Avatar
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EGR was disconnected w/no codes?

Is this possible on a 88TPI? Mine has always been disconnected and I get closed loop operation but no trouble codes. Should I get a code...I mean the solonoid isnt even there but the valve itself is but not connected to a vacuum source. any Ideas?
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Old Feb 10, 2003 | 06:10 PM
  #2  
Ed Maher's Avatar
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From: Manassas VA
Car: 04 GTO
Engine: LS1
Transmission: M12 T56
Could just be dumb luck. 32 only sets under very specific conditions, which is like very steady state cruising in a pretty narrow range of speed (like 45-65 or so IIRC) for a few minutes. So if you don't do long highway drives with the cruise on, you might never even get into a situation where it got checked. Or some other dumb luck.
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Old Feb 10, 2003 | 06:57 PM
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cruise doesnt work either..heh heh.
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Old Feb 10, 2003 | 11:22 PM
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My solenoid was gone and the valve was not functionaland i never had a problem. Now that i rebuilt the motor I am having EGR issues. Guess that is just one more reason to start burning my own chips.
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Old Feb 11, 2003 | 09:27 AM
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I've never had a MAF car set that code with everything disconnected. Doesnt sound so odd to me.
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Old Feb 11, 2003 | 10:05 AM
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From: North Central Indiana
Car: 86 IROC
Engine: 383
Transmission: TKO 600
Axle/Gears: 3.54 Dana 44 IRS
mine will only set the code 32 on long highway jaunts at steady speed. mine is all hooked up and functional, but i think my cam and intake mods may flow enough more air that with teh stock chip the computer cant tell that the egr valve is open, so it sets the code.
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