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Thread: Popping Noise
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post #5 of (permalink) Old 03-05-2014, 12:30 PM
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Originally Posted by Easy Rider View Post
Given your description, it is HIGHLY likely that this is just the exhaust manifold, exhaust pipes or the catalytic converter cooling off and "popping" due to the metal expanding and contracting.

On some cars, it gradually goes away as the car ages but on some it continues to do it seemingly forever.
This is correct. A lot of my cars have done this from big luxurious cars to small 4 cylinder commuter cars, it's typical.

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