gps vehicle tracking installation can be done if you don't have built in system in your vehicle's dashboard by manufacturer. gps vehicle tracking system installation should be done by qualified and experienced person in relevant field because gps vehicle tracking installation system. whatever gps vehicle tracking system you buy always ask for installation guide. as different gps tracking system are made by different producers each one have some or all different procedure for installation. gps vehicle tracking installation include approaching electrical system of vehicle which is dangerous for a lay man. That is why It is always recommended that gps tracking should be installed by a professional.