How to Program a BMW Key BMWs come with a sophisticated security system that confirms that the identifying signal from the key fob before granting access to the vehicle. However, some criminals still make use of a signal amplifier to clone the key fob to gain entry to your car. https://g28-car-key-solutions17993.activoblog.com/31851904/the-reasons-bmw-1-series-key-is-more-tougher-than-you-think