Automotive technology has changed over the last 30 years. The car locking/unlocking system and security is the area where the most significant changes have taken place. Today's cars are equipped with computer technology which, while enhancing your car's protection against theft, requires chip-integrated keys that must be programmed into your vehicle. It's a great way to protect against car thieves. However, where there is a plus, there is sometimes, unfortunately, a minus as well. Because of this new technology, getting you back into your car might be longer and harder even for a professional locksmith. Without the microchip, the car won’t start. The key programming process may be unfamiliar for people who have never dealt with something similar before. In this article, we will answer these questions so that you can better understand what to do with the keys if you need to reprogram them.