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22009TahoeLT replied to the thread Chasing a rough idle?.Yeah I had a huge vacuum leak and found the line to the charcoal canister was loose. Pushed it on tighter and smoke tested the system...
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22009TahoeLT replied to the thread Chasing a rough idle?.Also plugs are white which usually means it’s running lean correct? But then trims show its adding fuel. So I’m lost haha
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22009TahoeLT replied to the thread Chasing a rough idle?.My buddy recommended copper as they are better but just have to switch them out more frequently
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22009TahoeLT replied to the thread Chasing a rough idle?.Y pipe is completely rusted. Bolts will snap without a doubt
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22009TahoeLT replied to the thread Chasing a rough idle?.Yeah it doesn’t throw codes but it’s adding fuel and misfiring on every cylinder but cylinder 6, but only at 1100-1600rpm. I may try and...
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22009TahoeLT replied to the thread Chasing a rough idle?.Copper ac delco plugs, ac delco wires. Gap was confirmed before install. I’m not 100 percent sure on injector connectors tbh but could...
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22009TahoeLT replied to the thread Chasing a rough idle?.Found another evap leak at the charcoal canister. Fixed that. No changes. O2 sensor readings look ok. Still adding fuel and misfiring...
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22009TahoeLT replied to the thread Chasing a rough idle?.Anything else I can do or check in the meantime?
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22009TahoeLT replied to the thread Chasing a rough idle?.O2 sensor is stuck on there pretty good. And it’s getting ALOT colder here. Might have to wait till a decent day to do it.
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22009TahoeLT replied to the thread Chasing a rough idle?.Found this online I can pickup tomorrow. Looks like it has the o2 adapter. If this won’t work I’ll have to order off Amazon
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22009TahoeLT replied to the thread Chasing a rough idle?.Also I noticed earlier when revving it to the 1100-1600rpm range to check misfires. I was getting some popping sounds from the exhaust...
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22009TahoeLT replied to the thread Chasing a rough idle?.I’d have to go buy a gauge to test it. I can try and get one tomorrow
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22009TahoeLT replied to the thread Chasing a rough idle?.Honestly no idea. It could have been replaced or could be oe. I have no records on it sadly
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22009TahoeLT replied to the thread Chasing a rough idle?.It was still running a little rough but was a little better but it was also idling at 675-715rpms at that time. Once it settled down to...
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22009TahoeLT replied to the thread Chasing a rough idle?.Yeah I reset the o2s before but I didn’t reset when I unplugged them
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