LLY and LBZ
Been reading a lot of posts, still trying to figure out the difference's between the two engines. I have an 04 2500 D/M LT with 99,600 miles. Bought the truck when it had only 73,000 miles on it.
Forum Discussion
If your truck is an 04, it could be either an LB7 or LLY....it would not be the LBZ.
