Replacement Smart Keyless Key Blade Fob Case Shell For Cadillac CTS XTS STS DTS Key Case Fob No Chip ( Only Key Shell and Key Blade) The key is uncut and needs be brought to a locksmith or a dealer to be cut to match your car. This item isn't a remote key, it's just a remote key shell. NO interior (remote/electronics/ignition or transponder chips) unit inside. Take the internal electronics (include immobilizer/transponder chip) from original remote and place them to our key shell, then it is OK! We will use air bubbles to wrap the items carefully. Items will be checked carefully before sent out.