Thread: Should I gamble $800 on timing chain replacement 2007 Cobalt 2.2 LS
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Old 07-04-2013, 04:37 PM   #6
Tech II
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Re: Should I gamble $800 on timing chain replacement 2007 Cobalt 2.2 LS
I know we are talking about a chain problem here, but could a secondary problem be a restricted exhaust?

By the way, did you ever hear a noise from the timing chain cover when you revved the engine?
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