uote=Cissy]So, this would work on those keys that sell on Ebay for Crossfires?[/quote] No ebay keys do not wk. Keys can be programmed only 1 time must be by dealer using your vin # You can program to open doors etc but not to start car. Need key programmed and cut see forum member sowardcustoms Key about 114.00 + shipping . I got one! Ebay keys are only good if you need to replace outer case. See post 20% off parts for key.