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Elec motor noise under dash

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Old November 20th, 2010, 2:54 PM
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Default Elec motor noise under dash

Hello all...new to this forum, but have found useful tips here in the past and hope I'm not duplicating a thread. My problem is that I have a continuous electrical motor of some sort (cooling?) coming from under the dash on driver's side. It's definately not in the area of the stereo....I can't pinpoint it exactly, but sticking my fat head down there, it sounds like it's coming from under the dash, somewhere above teh steering wheel column and below the instrument panel. Any thoughts? I'm familiar with the failing stepper motors as I've already replaced 2 of them in other '05 Chevy models and they never made that sort of noise...guages just failed. Thanks in advance.
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Old November 20th, 2010, 11:54 PM
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If you have the DVD NAV system your probably hearing the disc working mine does it all the time when your first ebetr the vehicle.
Old November 21st, 2010, 8:38 AM
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Originally Posted by Gunnywaldo
If you have the DVD NAV system your probably hearing the disc working mine does it all the time when your first ebetr the vehicle.
No nav.....
Old November 21st, 2010, 11:39 AM
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You might try an automotive stethoscope to help narrow down / isolate the item
Old November 21st, 2010, 12:02 PM
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I hear that same noice in my 07 Tahoe, but i stops as soon as I open my door. I was thinking this was some sort of fan also but im not sure what it is either. Does anyone else know what it is? I sure would like to know also
Old November 30th, 2010, 4:38 PM
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blower motor?
Old December 1st, 2010, 5:04 PM
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Originally Posted by wetz19
blower motor?
I don't believe so...it's coming from right behind the instrument panel cluster and sounds like a small electric motor. Besides, the sound continues when the heating and A/C system are completely off and only goes off when you open the door or turn the ignition switch to the off postion. Anyone?
Old December 1st, 2010, 5:17 PM
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Does it stay on as long as the door is open or KO?
Old December 1st, 2010, 11:30 PM
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My 2008 Sub makes an odd "whirring" noise that I can best describe as like a faint robotic move type sound. It does if for a few seconds when I get into the vehicle then stops?
Old December 2nd, 2010, 5:53 PM
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If you have Nav, then it's the drive powering up.


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