https://zenwriting.net/jeansturkey17/think-youre-ready-to-start-doing-car-key-programming-near-me-check-this-quiz Why Get Your Car Key Programmed? Many people need to get their car keys programmed. You may have to reprogram your remote in the event that your children use the button too often or if you've lost the keys. Certain auto locksmiths and dealerships have special equipment to do this. They also can clone your existing key if it's possible. Transponder Keys Transponder keys are also referred to as chip keys or smart key. Transponder keys are equipped with an embedded microchip that can store and transmit data. This helps to prevent your vehicle being stolen. transmits an unique identification code every time the key is turned in the ignition. When the ID code matches that in your car's computers the immobilizer is removed and your engine will start to run. This is a better security measure than a non-transponder keys, which do not have a chip and is not compatible with the anti-theft systems of most modern cars. Transponder chips have been introduced to reduce car thefts. They have been hugely successful. When the key is put into an ignition, a small antenna called an inductive coil on the transponder of your car key will turn on. The transponder then transmits an radio frequency signal that contains an unique "password". This is sent to the anti-theft device of your vehicle. If the password is correct, your car will deactivate the immobilizer and allow you to start your vehicle. If the password is not correct, the immobilizer remains active and the engine won't begin. This is a great method to deter thieves from taking your car because even if a duplicate key can be made, the thief will not have the code to fool your vehicle into running. The only drawback to a transponder key is that it's not compatible with mechanical non-transponder keys. These kinds of keys for cars work by physically moving the locks on doors or the cylinder of ignition like GM's VATS (