1998 4.3 iac counts

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keithchevy

10-30-2007, 07:03 AM

what should i see for iac counts when hot in neutral i am seeing 48 and it runs and idles fine thank you

MT-2500

10-30-2007, 09:43 AM

what should i see for iac counts when hot in neutral i am seeing 48 and it runs and idles fine thank you

IAC counts is how much the IAC valve is opening to control the right idle speed.

It should change for in gear and AC on and so on.

If the RPM is holding the right idle speed at all times it is OK.

From 25 to 50 range hot in neutral or park with no ac on is good.
MT

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