The only way to really get help is by reading over the wiki and playing around with the programs. Learn from failing or making crap things. We all did that at one point.
Vehicles : CLICK HERE
Terrains : CLICK HERE
Hello Busdriver10,
My suggestion is to use the THIS which was posted by CuriousMike. Use that program to set up the input map to your liking. You may have to fiddle with it.