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i have a 2002 7.3 powerstroke recently replaced the turbo and pedistal checked all the intercooler hoses for leake and replaced fuel pump and filters truck has a rough idle when you first crank it but when you get on the throttle going down the road it pours iut black smoke with no power what could this be
 

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Does the '02 still have the exhaust backpressure valve like the earlier models? I would look to see if it is stuck shut if it does. This is the wrong part of the forum to ask about that new of a truck. You might try in the correct spot to get a better answer.
 

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Did this start after you did any one of the aforementioned repairs or did you do them trying to fix one of these issues?
 
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