Is your old car remote broken, lost, or malfunctioning? This article will show you a quick way to replace your old car remote and save you a lot of money in the process. In this method, a key fob is used to program the remote to your car. This process should work for various GM vehicles from 2005-2012, including models such as Aura, Grand Prix Lacrosse, and Malibu. 1 Enter your vehicle. Work will be done on the driver’s side. 2 Locate the OBD2 Port. This port is located underneath the steering wheel. 3 Close the door you entered through. Make sure all the other doors are closed as well before proceeding. 4 Insert car key into the ignition. Turn the key till the odometer lights turn on. Do not start the engine. 5 Insert the key fob into the port. You only have two minutes to complete the following steps; otherwise the session will time out. 6 Wait for a chime or red light. Once you hear or see it, the remote is ready to be programmed