Can I reprogram a transporter key that previously been programmed to my car?

Yes, you can reprogram a transporter key that was previously programmed to your car, but the process may vary depending on the car's make and model. Typically, you'll need access to the vehicle and may require specific tools or software to reset the key. It's advisable to consult your vehicle's manual or a professional locksmith/dealer for the correct procedure. Keep in mind that some cars may have security features that limit reprogramming.