I'll test the cts and see if is faulty. And is there a way to test the map sensor? The truck still has plenty of power. I use it to haul about 5,000 pounds of recreational vehicles and it takes it like a champ. But I'm still wanting to clear up the rich issue because you can't keep gas in the...
Could that sensor be causing it to run really rich?? It has a random miss at idle but its not terrible like a dead miss or anything. But when you "pat" the gas or rev it pretty quick then let off from an idle it starts missing pretty bad and sounds like it has a big cam in it for about 5 seconds...
I just went out and checked and it does have another near the thermostat housing. I feel like a dumba$$! Anyone have a clue on the stutter between shifts??
The one I located was between the first two cylinders on the driver side head. Is that not it? Like I said, I really don't know much about these rigs. :P
I have a 93 GMC K1500 5.7 that is running very rich to the point of black smoking when you rev it. It also has a random misfire at idle and the engine stutters as its shifting between 2nd and 3rd occasionally. I changed the plugs and made sure they were correctly gapped. my next thought on the...
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