Just push the "D" to go and the "N" to park. Mine is a little older but generally the Engine brake and the tranny work together. Mine will shift up to avoid over Rev on the Engine the newer may be a little different but I doubt if is much.
Get a good idea of how the systems work, Leveling jacks, slides ect, don't leave home with out the operational manuals for all the systems. Get schooled up on hookups when you are in a campground.
No doubt you know this part, but find out how high it is.
Have a good trip. Kind of chilly again in the Capitol district.
