Do you know transponder keys are more secure than traditional ignition keys? Why does car transponder key replacement cost so much? How can I get a copy of a transponder key at much lower price than car dealerships charge? Read this on and you’ll find more. Transponder devices use microchips, which are programmed by the manufacturer with a unique serial number. When the key is inserted, the signal is sent to the receiver located near the ignition. If the digital S/N in the transponder matches the one programmed in the car, it will start when you turns the key. If the car doesn’t detect the key’s microchip or the correct serial number, then it won’t start. So a transponder key’s digital ID is virtually unique, which is why makes it more secure than traditional ignition key, which only has a few standard cut combination. But microchips are quite expensive, and getting a key with a microchip copied costs much more than traditional re-keying. What’s more, car dealerships
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