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Old 05-30-2010, 04:13 PM
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Gage2502
Gage2502 is offline
Fleet Mechanic
Join Date: Feb 2004
Location: Northern IL
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Hissing sound when A/C is on

Hello everyone I have a problem with my 2000 Expedition 4x4 XLT. When I have the A/C on theres this hissing sound comming from the rear, I think on the drivers side. Any ideas?
Also my truck have rear air.
Thanks ~Gage~