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mechanical noise

  1. 1999 C5 Fuel Pump Noise After Ingnition Shut Down

    C5 Tech & Performance
    I am having a strange issue. After engine shut down and ignition turn off i am hearing mechanical noise from the right side of the car fuel pump noise. The noise is extremely louad and continues until what i assume is when the spray rack regains fuel pressure. after that the noise goes away. I...