i got a 03 mc about 7 months ago it doesnt has its original key. i have installed a bypass kit for the security because i got tired of waiting for it to start. But now i have a new problem my car will not crank over my dad has changed the icm and the cranks sensor and another senore and it still wont crank over hes clueless about what the problem is and i refuse to take it to a dealership for them to charge me a arm and leg can some body please help me figure this out i really need my car.......