2004 5.3 vortech

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Jun 23, 2007 | 5:42 AM

mcc

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2004 5.3 vortech

Does any one know where the idle adjustment is on the 5.3 engine ?

thx

Jun 23, 2007 | 6:02 PM

RonH

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Joined: Jan 2007

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RE: 2004 5.3 vortech

There is not a mechanical adjustment, like a screw, for the idle speed. What's it doing?

Jun 24, 2007 | 9:30 AM

95Z

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RE: 2004 5.3 vortech

besides you never want to adjust the idle that way from what i was told, i would check the mass air flow sensor

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