The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - 89 S10 4.3 Need help troubleshooting TBI/IAC Idle issue

76C10Stepside · 08-14-2014, 07:10 PM

The new Idle Air Control Valve did the trick. Runs great now! The idle settled down to 750 before I made it to the freeway, but I took on the freeway anyway just in case. Thanks for all the help!

08-14-2014, 07:10 PM	#34
76C10Stepside Registered User Join Date: Feb 2012 Location: Olympia, WA Posts: 300	Re: 89 S10 4.3 Need help troubleshooting TBI/IAC Idle issue The new Idle Air Control Valve did the trick. Runs great now! The idle settled down to 750 before I made it to the freeway, but I took on the freeway anyway just in case. Thanks for all the help!