Cost of Car Key Replacement
The loss of your car keys is a huge hassle and can be expensive to replace. Depending on the kind of keys you have, the costs will differ.
A locksmith or dealer to provide an estimate is the best method to determine the cost to replace the key. Below is a list of a few of the elements that could impact the cost.
Transponder Keys
Transponder keys, sometimes called chip keys, have an electronic microchip that is embedded in the keyhead. The chip transmits an encrypted signal to the immobilizer of the car when it is placed inside the ignition lock cylinder. The code is matched to an ID number attached to the vehicle. This makes it extremely difficult to steal a vehicle since it cannot be started without the correct code.
This kind of key was developed to make it more difficult for thieves to heat-wire a vehicle. Transponder keys require a distinct code to be activated. These unique codes are difficult to duplicate with regular tools and must be copied by an auto locksmith.
Transponder keys are more expensive than traditional bladed keys. This cost is worth it when you take into consideration the security advantages of this type of key.
Think about how important security is for you before you decide to get a transponder. Consider your budget and lifestyle to decide whether or not the cost is worth it to you.
Dealerships are charged a premium to replace car keys. This is due to the fact that they are the only dealers of certain models of cars and have high costs of operation. There are numerous professional car locksmiths that offer the same service but at lower costs.
If you're not sure if your car has a transponder chip, you can inquire with your local dealer or an auto locksmith. They will be able to tell you whether your car is equipped with a transponder chip, and give you an estimate of the cost for an entirely new key. Whichever you choose, less expensive non-transponder keys or the more expensive transponder key it is essential to find a reputable auto locksmith who has expertise working with your particular model of car.
Laser-Cut Keys
Some newer cars use keys with more advanced designs, known as a laser cut key or sidewinder key. These keys require an auto dealer or locksmith to cut them, and then program an electronic chip into the key. While these keys are more expensive than traditional keys, they do come with higher security features. This is why they're a better investment for those looking to avoid car theft.
In contrast to regular two-sided keys laser-cut keys have cuts in the middle of the key only. These cuts are much more precise and a lot harder to duplicate than the standard notches that are found on standard key blades. They are also harder to pick and therefore more effective in deterring thieves.
A locksmith or dealer will use a milling machine to make a laser-cutted key. The machines utilize a bit that looks like a drill to slowly remove the key's metal. They can remove precisely the amount of metal required for a particular key, which gives them an extremely high level of accuracy which makes it harder for a thief to make their own copy.
Laser-cut keys are also more secure than traditional keys because they can't be used to open other cars with the same lock. When a regular key is put into a car, it transmits a signal that allows the vehicle to recognize it. This is why the engine won't start when it detects an unidentified key. Laser-cut keys, however, have a built in transponder, which is tied to a specific vehicle. This means that if someone is able to program and cut a laser-cutted key, the engine won't start.
Technicians will require the Vehicle Identification Number (VIN), of the vehicle, in order to retrieve the CNC machine's specifications to cut a laser-cutkey. The process can take between 15 minutes to a few days, depending on the make and model of the vehicle. Once the correct specifications are entered, a laser-cut keys is ready to be programmed by the locksmith or dealership.
Dealerships
Getting your car key replacement through the dealership can be the most expensive option however, it is usually necessary. The positive side is that a lot of times, it will be covered by insurance or your warranty. It is advisable to check with your auto insurance provider to determine if key replacements are covered under the policy. It's also recommended to have any stolen, lost or damaged keys deprogrammed by the dealership, since this will ensure that no one else will be able to use them again in the future.
If you have a standard key fob, replacing it by a dealership could be the least costly option. However, if your fob has a chip built in and cannot be duplicated, it will likely cost more to have it replaced at the dealership or by an locksmith. The cost of a key fob may differ greatly based on the model and make of your car, so it's best to consult with local dealers, locksmiths or mechanics to get an accurate price estimate.
Another option to save money is to take your spare key with you to the dealer and having it cloned there. This is cheaper than having it cloned by a locksmith, however you'll want to ensure that your spare key is compatible with your car.

It's important that you note down your VIN whether you're getting your car key replaced at a dealership or by locksmith. This will ensure that the new key is of the correct size and can be paired with your vehicle. You can locate your VIN in the owner's manual, on your dashboard, in the corner of your windshield or on the front of your engine block.
In the past, losing a car key was not a big issue. However, the advanced technology of modern vehicles has made it more difficult to replace them, and this can be very expensive. Always keep key replacements car at hand or know your options in the event that your keys get lost or stolen.