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02 Thottle Body Question

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Old 01-29-2003, 01:12 PM
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Default Re: 02 Thottle Body Question

It's under where the throttle cam is. You use a Torx 15 to adjust it.

Why do you want to raise your idle?
Old 01-29-2003, 01:17 PM
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Default Re: 02 Thottle Body Question

Idle speed is controlled by the PCM, not by a set-screw adjustment.
Old 01-29-2003, 01:26 PM
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Default Re: 02 Thottle Body Question

I want to raise it just a bit so when I tap the gas the the car doesn't do a nose dive in rpm and sometimes stall on me. I am running a stock LS1 computer with a LS6 crate engine. The car runs great and idles at 500 rpm with no tell tell signs that I have an LS6. The car sounds stock but when i am stopped and I tap the gas the rpm goes up then it goes way down and will comeback up but sometimes it dies like I said.
Old 01-29-2003, 06:46 PM
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Default Re: 02 Thottle Body Question

Actually on a F-body idle still can be changed a few hunder rpm with the throttle stop. Yeah so just turn the screw clockwise a little bit until you get it right.

Or send me your TB and I'll port it and I'll raise the idle for you.

Bret
Old 01-29-2003, 07:07 PM
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Default Re: 02 Thottle Body Question

hey Bret I am sending you a PM to discus $$. I know Steve Frank in Houston who is a close friend and I have seen him install cams and help him change the idle by the screw but it wans't a 02 model. I just want to make sure that it can be done. He is off at reserve training right now and I hope he don't get shipped off! I know I can call Thunder Racing and get a ported TB from them for a bill. Let's discuss this issue further. Any references?
Old 01-29-2003, 07:39 PM
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Default Re: 02 Thottle Body Question

Idle speed is controlled by IAC, not a set screw. The PCM is in control now. You have to change your idle speed with a keyboard not a torx wrench.
Old 01-30-2003, 12:12 AM
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Default 02 Thottle Body Question

Is there a Idle screw on the TB? Is it on the back side of it where you need to pull the TB off the car? I want to raise my idle only a few hundred rpm.
Old 01-30-2003, 01:41 AM
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Default Re: 02 Thottle Body Question

</font><blockquote><font size="1" face="Verdana, Helvetica, sans-serif">quote:</font><hr /><font size="2" face="Verdana, Helvetica, sans-serif">Originally posted by eallanboggs:
<strong> Idle speed is controlled by IAC, not a set screw. The PCM is in control now. You have to change your idle speed with a keyboard not a torx wrench. </strong></font><hr /></blockquote><font size="2" face="Verdana, Helvetica, sans-serif">I get that, but go out to your car and do this, it will change the idle speed. It's just like drilling a hole in the TB blade. It also gives the TPS a high reading so it will raise the idle speed.

Bret




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