https://posteezy.com/5-reasons-be-online-car-key-battery-replacement-and-5-reasons-why-you-shouldnt How to Get a Key Replacement For Cars You know the frustration of having a friend that can't keep the keys to their car in their pockets. There are options available to help. The most affordable alternative is to go to an auto locksmith. However, this may take longer than going to the dealership. What is the Key? A key is small, notched and grooved metal piece that fits into the lock and moves its bolt when it is turned. It can be used to unlock a door or to activate devices like an alarm clock. The word can also be used to refer to anything that gives access to or mastery of something else, such as a "key to happiness", a "key to success at work or at school", or an "key to the mysteries" of the universe. Certain keys can be used to turn on the vehicle. Newer car models are often equipped with transponders that contain code information to stop unauthorized ignition. In these cases the replacement key must be programmed by the manufacturer to match the vehicle's code before it can be used. Older models may have master keys that should be taken care of carefully but is unlikely to be required in the future since manufacturers have all but gone off of them in favor of remote key fobs and transponders. There are people who prefer traditional keys, despite the convenience that keyless entry systems can provide. Keys that are traditional are usually less expensive than smart keys and don't require the same maintenance as smart keys, like opening and cleaning the chip board or charging the batteries. They are also simpler to use, particularly when you're carrying children or groceries. A spare car key is important to have in the event that the original one you have is stolen or lost. You'll be required to pay a premium for a replacement key from an auto locksmith or dealer if you do not have a spare. A spare key can be useful if your key gets stuck in the lock or gets jamme