CHEVROLET C/K replacement remotes! If you need to replace your key fob for your Chevy Truck CK1500, CK2500, CK3500 you must check out the website. Those key fobs are very easy to program with free instructions included with your purchase. Chevy transmitters for C/K full-size trucks are simple 2 button, lock and unlock key fobs. Free do it yourself programming instructions and tech support with every order.