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03GMCYukonXL replied to the thread 2007 running rich on bank 2.Well today I got a tighten fuel cap warning and a code for it. The fuel cap didn't seem loose at all but taking it off and putting it... -
03GMCYukonXL replied to the thread 2007 running rich on bank 2.It's a hp tuners file not a video.
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03GMCYukonXL replied to the thread 2007 running rich on bank 2.You may be correct except for one thing. I don't have variable cam timing but I do have an oil pressure issue that has been present...
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03GMCYukonXL replied to the thread 2007 running rich on bank 2.Funny thing is, I have a popped exhaust manifold bolt on bank one. Bank 2 bolts are fine. If it was a bad 02, wouldn't it throw a code...
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03GMCYukonXL replied to the thread 2007 running rich on bank 2.So update. This issue went away with warmer weather. I thought maybe the problem fixed itself lol. However, now with the cooling...
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