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a6 2.5 2003 tdi multitronic
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  1. A6 (C5)
    Hi All Can anyone help me please? My car has developed a whistling/bearing type noise that only happens between 30-50 and is louder when foot off the accelerator. It does not change pitch with speed. It happens whether I am in gear or neutral, whether the heater is on or off and is louder...
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