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odd noise

  1. 2009 Mustang GT: Odd Noise After Start

    2005-2010 Mustang GT Tech
    I'm not really sure how to describe this, but my car has been doing this since day one. I don't know if this plays into it at all but I have a manual transmission. Sometimes (not every time) I start the car and let it idle, about 10-30 seconds after the vehicle is started it makes a thunk...
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