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Old 10-03-2003, 04:21 PM
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G-Benz G-Benz is offline
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Join Date: Apr 2001
Location: Dallas/Fort-Worth
Posts: 5,711
Make and model would be pertinent in knowing what to diagnose with your vehicle.

The hissing in the rear is the sound of your fuel pump(s). This is normal. When they go bad, they start buzzing.
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