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My '84 gets a high whine this time of year when the engine is cold. It is from the Ambient Air Valve. It goes away when I step on the gas a bit and then after the car is warmed up. In the summer you never hear it. Must be an air bleed somewhere otherwise.
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'84 M491 '07 Silverado
'75 Suzuki GT550 2-stroke triple
'02 Aprilia Mille R '07 Ducati S4Rs '08 Night Train
Last edited by Bill in OKC; 10-30-2006 at 01:24 PM..
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