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Hey everyone, I dont usually hang out in the diesel forums, as I have a gasser, but just a few minutes ago, my brother may have shelled his '05 6.0
I need to know where to look for a replacement engine. No, were not SURE it needs a new engine, but I want the information on hand as were looking further into this.
Here is what I can tell you about the problem. Last weekend, he was out tooling around town (may have been into the gas pedal, if I had to guess) and the truck started running rough and shutting off. A few minutes of waiting and it would restart, run rough, then smooth out but be under-powered. The coolant reservoir began spitting out huge amounts of fluid.
He parked it and we put a heating element on the oil sump, as the temps here have been been below zero.
Today, he started it up and let it run for about 30 minutes, it never heated up, so he began driving it around. I followed in my Ex, just in case. His exhaust never smelled right, and even blew some blue smoke for a bit. Then it smelled sweet for about a mile. We returned home and he said it ran ok, but not great. He put in nearly a gallon of coolant, and it still never warmed up. We dropped my truck off at the house and both went for a ride, at which point the engine began running extremely rough, which is when the chugging and deep knocking began. Oh the horrible sounds coming from under that hood!
The truck has less than 44k miles, and was bought used this summer. Any help would be greatly appreciated. Needless to say, my brother isnt in such a great mood at the moment.
If its using coolant, head gaskets or EGR cooler is a good start. I just did an EGR delete on an 04 6.0L because the EGR cooler was using more than a gallon of coolant in 5 minutes. Tons of white smoke, and after letting it run for 5-10 minutes the motor started sounding real bad, knocking sounds and things of that sort. I believe this was due to coolant basically being dumped into the cylinders to the point of almost hydrolocking. Headgaskets and EGR cooler are the first 2 things I would look at.
i wouldn't run that truck until you figure out what's wrong..if it's an EGR cooler, you can change that out...if you run it, and it's hydro'd, you can kill the motor..
There was a truck up the street in my new town that was spewing white smoke.It was an 05, I walked up the street smelled the smoke and told the owner not to run it until he got the EGR cooler replaced.I watched him drive it for two days then on the third morning he hydrolocked it.The dealer is a 1200 dollar tow from here and that was only the begining of his costs.I haven't seen that truck in town since.If you want to kill the motor keep driving it until the intake is full of coolant.