Mechanics

I HAVE A 98 3.1 CHEVY , I JUST REPLACED THE STARTER AND BATTERY, AND IAC, WHEN I START ENGINE IT WILL NOT IDLE

1998 Chevrolet Lumina • 156,000 miles

I have a 98 3.1 chevy lumina, I just replaced the starter and battery, and iac, when I start engine it will not idle without me giving it gas, will not rev past 2500 rpm and runs very rough when I do, dont know what to check?
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Baggs1977
October 21, 2011.



Disconnecting the battery causes the computer to lose memories as programmed the computer has to relearn the target idle speed thru the IACV

Rasmataz
Oct 26, 2011.