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International Automotive Technicians Network
Re: 1990 Sunbird rich at idle
Posted to Technical Discussion Forum on 9/17/1999

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I've got a 90 optima 2.0L that runs pretty good at idle integrator at 121 but switching nice (confirmed to be correct by gas analizer) but any thing off idle is rich, so rich it floods out at about 35... Login to read more.