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  1. Noise coming from rear, under cargo area.

    Problems, Driver Warnings or DTCs - Chevy Volt
    I have a Opel Ampera and few months ago I change my 12v battery and until then my car has a constant noise coming from 12v battery area, more exactly from a fan next to the 12v battery.That fan produces a vibration that transmit to the body of the car and make a constant noise, like a old...
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