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NI’m going to say you need a new computer..When you have done all that, with slight changes, you need to consider it..I just went through...
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NCheck the actual fuel pressure. A plugged CAT can throw lean codes, stalling, misfire…
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NDid you look at the fuel pressure while the engine acts up? Go around the fuel injectors and see if one is loose. There is a video about...
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Nother than that, I am thinking the intake gasket is leaking. Take a bottle of water while engine running and give it a good squirt of...
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NHave you changed the coil packs and plugs?
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NMy 5.4 was running/idling rough but no error codes. Someone suggested a smoke test and I found several vacuum leaks, especially around...
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NNick from NE replied to the thread My last hope on my rough idle.Good call on the CATs I'll take a look tomorrow, fuel pressure came to 35 at idle and 35 at 2000rpm in park, it seems to me it should...
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NNick from NE replied to the thread My last hope on my rough idle.That's ominous, how would I confirm it?
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NHello everyone, as the title states this forum is my last resort before I fork over the cash to a real mechanic. (video link at the...
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