i need some help please i have owned dodge befor but it was a 1995 dodge ram 1500

i trade in for a 2000 dodge ram 2500 4x4 i bought this truck from a BS car dealership the last owner decided to put 315 on the front and 415 on the back and the previous own had some deep dish aftermarket rims with 7 locks per tire and of course he kept the key..in order for the shop to do the front end tie rod ends all 4 and front brakes, all 4 ball joints and 1 hub assembly i had to get the locks off and buy 32 new deep lug nuts...i have bought some used factory chrome rims to the same truck i cant get the center cap to stay on....i have went to orielly auto parts and bought 32 lug nuts for my truck did i get the wrong lug nuts??????