hey , how u guys doing , i just bought a superchip 1855 flashpaq , i went to a shop and they said that they intalled the step3 , but i dont really see that my truck is much more quicker now , i have a 2002 f350 7.3 , i installed myself the superchip today and it said it is in a level 1 but doesnt let me change levels, can anyone help me plzz , thankx