Hot Rod Forum : Hotrodders Bulletin Board - View Single Post - slight humming noise at idle and knocking? noise on slow acceleration
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Old 05-12-2011, 03:53 AM
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sqzbox sqzbox is offline
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I had a problem like that once. Turned out to be a bunch of junk in the fan housing in the heater blower that constantly runs unless the knob is turned to the off position.
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