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A key fob that suddenly stops working can be frustrating, especially when you are trying to unlock your vehicle, start the car, or get somewhere quickly. Sometimes the problem is simple, such as a weak battery inside the key fob. In other cases, the vehicle may no longer recognize the fob, the remote may need reprogramming, or there may be a problem with the vehicle itself. If your key fob…

A transponder key is a car key containing a small electronic chip that communicates with the vehicle's immobilizer system. When you try to start the vehicle, the car checks for the correct programmed signal from the transponder chip. If the vehicle recognizes it, the engine can start. Transponder keys became common as an anti-theft feature because simply copying the physical shape of the key may not be enough to start…

Losing your car keys can leave you stranded, but the next step depends on whether the keys are simply misplaced, locked inside the vehicle, or possibly stolen. If you cannot find your keys, start by checking the places they are most likely to be and confirming that they are not locked inside the vehicle. If you have a spare key, use it rather than trying to force your way into…

Losing a car key can quickly turn into a stressful situation. Maybe your only key is missing, your key fob stopped working, your transponder key is damaged, or you need a spare before something goes wrong. When that happens, many drivers wonder whether they should call a dealership or an automotive locksmith for car key replacement. Both options may be able to help, but they are not always the same…