The scope and nature of technology has done great advancements and the GPS tracking system is one of them. The tracking device is touted to be the best, most driver-oriented automated device and fascinating, containing the electronic detailed road map, turning out as a boon for all of them who are on roads, especially when they are uncertain of a particular terrain as the GPS system is filled with accurate and essential information about the land marks, speed limits, alternate routes, distance readings, road routes, memory back-tracking and many other features to let the automobile owner how to get anywhere.Suppose that for some reasons you want to get rid of the GPS system which is installed in your vehicle to track your movements. The GPS device is designed and installed in the vehicle which could be a car, truck or motorcycle to keep a track record of your position in space in spite of your actual location. The process takes only few minutes to show the current and actual existing location. Thus, mostly people prefer to get relieve from it.Unfortunately, it is extremely difficult to disable the GPS system of a vehicle. It is needed to be completely removed from the vehicle; it is a magnetic device box which is located elsewhere in the vehicle and is exceptionally complicated to find.Now, the vehicle manufacturers are making such vehicles which have an in-built GPS system. This helps to retain the owner with a peace of mind that their car is secure and safe, and they can keep a check through the track record in a time of less than few minutes. The GPS system is useful in providing the information regarding the vehicle's whereabouts to the owner who is sitting elsewhere.Once you get to locate the GPS device which is installed in your vehicle, you can simply diffuse it by pulling out the fuse from the vehicle, but the device is mostly installed at an unknown place in the vehicle and is not easy to locate. Sometime the device is hidden and cannot be shutoff.To disable the GPS device in the vehicle, you can get a GPS device signal tracking jammer. It is a small gadget which emits signal that jams any of the GPS devices with a radius of 5meters. This will be preventing the unit from transmitting the data, making you disappeared to those who are observing you.You may need to purchase the GPS defense device to disable the tracking. The name of device is GPS Tracker Defense. Even though, it is extremely hard to find the device in United States, but it is easily available in United Kingdom. By year 2009, it was priced approx $200 and was available from spywarehouse.co.uk.You only need to install the device in your vehicle. It will start working immediately to prevent any of the GPS tracking units attached to your cell phone or vehicle from transmitting the signals to the satellite. This will help you become invisible effectively. The navigation system in the vehicle will also be disabled.