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Old 03-24-2004, 07:47 PM
Lumina95 Lumina95 is offline
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Re: 96 Lumina 3.1 rough idle ONLY WHEN WARM

Just another thought: The Idle Air Control Valve is operated by the computer. There are 4 terminals in the valve. ABCD, the resistance between A and B and C and D should be between 40 and 80 ohms.
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