Lt1 idle problem

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#11

05-02-2016, 11:23 AM

94z28chevy

1st Gear Member

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Join Date: Sep 2007

Location: just NW of Greenbay WI

Posts: 252

Quote:

Originally Posted by GaryDoug

Have you replaced the IAC valve? I know that the target idle is about 3100 when the throttle is opened and it looks like it's sticking there at times. A sticky IAC valve would not usually set a trouble code.

Yeah that was the first thing I replaced and also tried other ones from the other throttle bodys I have lying around

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