I have not done it since I bought it back in March 2012. I am not sure it has ever been done. Could a faulty O2 sensor or 2 cause it to do this?
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Level: Hummer (H3)
Re: Rough Idle ....
I have not done it since I bought it back in March 2012. I am not sure it has ever been done. Could a faulty O2 sensor or 2 cause it to do this?
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