Ford Key Fix

SummaryUPDATE: if u do try to do this, becareful if u decide to sand on the plastic section of the key that has the transponder cause u can damage it. mine was doing great until i revisted it to try to shorten the key so an i sanded the top of the plastic piece flat an for some reason now it has to be held side ways at the ignition to get it to start everytime, with it in the case with the key its hit an miss an at times it works an others it want so ive got a appointment tomorrow to have a new