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2007 Pontiac Grand Prix

Question: why does engine make a grinding noise

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Visitor, 3.8L V6, Santa Fe, NM, February 11, 2011, 14:18

When the gas is pressed down th eengine makes a grinding niose

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    Car Care Center ASA, Inc (403 Answers) , Chicago, IL - (773) 588-3200
    carcarecenterasa February 12, 2011, 10:12
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     Technician

    Your engine mounts may be broken. Without functioning engine mounts, the engine will rest onto the frame of the vehicle causing the grinding noise whenever you accelerate because of the engine shaking around on the frame.

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