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22009TahoeLT replied to the thread Chasing a rough idle?.Replaced the bank 2 upstream o2 today. No change. Cats are not clogged. Still misfiring on every cylinder over 1100 rpm and a rough...
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22009TahoeLT replied to the thread Chasing a rough idle?.I had thought about that but I bought them from rockauto. Not that they might not have counterfeit stuff come through but I’ve been very...
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22009TahoeLT replied to the thread Chasing a rough idle?.Ok so also found the fscm fuse had a weird like burned grease film on it. Looks like previous owner put some sort of grease in it and it...
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22009TahoeLT replied to the thread Chasing a rough idle?.So small update. Here are the compression numbers. Now throwing codes for cylinder 5 misfire and also a p0300, bank 1 lean, oil pressure...
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