Thread: Whiring & Whining sound on my 2003 Envoy 170KM
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Old 02-17-2010, 09:22 AM
maxwedge maxwedge is offline
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Re: Whiring & Whining sound on my 2003 Envoy 170KM
Ok, try turning the ac pulley and water pump to se if you can feel a bad bearing, if not listen to these units belt on using a mechanics stethoscope.
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