Weird Popping Sound After Car is Off - Chevy Cobalt Forum / Cobalt Reviews / Cobalt SS / Cobalt Parts
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post #1 of 3 (permalink) Old 01-02-2011, 06:26 PM Thread Starter
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Weird Popping Sound After Car is Off

It sounds like it comes from somewhere in the trunk. Like the metal popping in and out. Its just simply pops twice. Every time I turn off the car after about 1-3 of it being off. Anyone else had this "thing"?

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post #2 of 3 (permalink) Old 01-02-2011, 06:48 PM
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It's normal. Both of the balts we have do it.
It's the evap system pruging.
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post #3 of 3 (permalink) Old 01-02-2011, 07:37 PM
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Happens on my car to. I thought it was something weird till I googled it and found out it was the evap cooler.
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