https://blogfreely.net/cameraj....umbo48/how-truck-key
How to Use Automotive Keys Properly Automotive keys come in a variety of styles. Certain keys have transponder chips in their heads. Others are flat and operate mechanically by means of grooves on the bottoms and tops. The first car keys were simple to copy, but manufacturers later introduced a chip that stored a unique"password" for your car. This provides an additional layer of security against theft. Transponder key A chip key or transponder is a unique key for cars with an embedded micro