How to Replace a Lost Car Key
It can be a major trouble to lose your car keys. Calling your local dealer or locksmith is usually the best option to start. They'll need proof of ownership as well as the key from before in order to create a new key.
This isn't always the most cost-effective method to travel.
Traditional Keys
Traditional car keys made of steel were once the most common kind of car key. They have grooves on either side that fit into a matching set of slots in the ignition. The key is then put into the ignition and turned to start the car. If you lose a traditional ignition key, it can cost less than other keys to obtain a replacement.
You can have a traditional key made by an automotive locksmith while you wait. The locksmith will need the year, model, and make of your vehicle. The locksmith might also require to have proof of ownership to verify that you're authorized to purchase a new key.

If you own a more recent vehicle, it's likely to have a transponder key. car keys lost are a little more expensive to replace than conventional keys, however they are more secure from theft. key car lost of the transponder keys has an electronic chip which communicates with the computer system in your vehicle to ensure that it is only started by the correct key.
When a car is sold, the transponder keys' chips will be programmed using a code. Some use rolling codes, that send a new code each time the key is used. This makes it difficult for thieves to copy them. If you have a modern car with a transponder key, you should always keep it in a safe location.
Transponder keys last longer than conventional metal ones, but are more expensive to replace in the event of a loss. You'll need to contact your dealer to request an alternative transponder key in the event that you lose one. You'll need to provide your VIN which is a 17-digit number that tells the dealer which vehicle it is compatible with.
You will also need to provide your car's serial number. The serial number is usually found on a label that's located on the driver's door or on a card in the owner's manual. It's important to have these numbers in your car because they will help you locate your car in the event that it is stolen or lost.
Transponder Keys
Your key could contain a transponder if your car was manufactured within the past 20 years. These small pieces of technology are programmed to your specific vehicle so that only the owner is able to start it. Your transmission will lock your car if it detects the key isn't matching the code. This is to ensure that only the owner can start the car.
These keys are a great feature for your vehicle as they discourage car theft. Traditionally, car thieves could simply connect two wires together and use them to start the car, in an operation called hot wiring. When cars started using transponder chips, it became more difficult to steal your car because the thief needed the right key to send the signal to start the vehicle.
If you have an old-fashioned key and lose it, a locksmith in your area can cut you a new one right away and delete your old one from your vehicle's system. If you own a transponder or a fob, you'll need visit the dealership to purchase a new one. The dealer will require your VIN (Vehicle ID Number) to purchase the correct key for your vehicle.
This is because they be required to verify that the key that they are ordering for you is paired with your specific vehicle in order to start it and open your doors. To obtain the replacement key, you'll need to provide proof of ownership, such as your registration or title. This could make this kind of replacement a little more expensive, but in the end, it is worth it when you consider that your vehicle's key could have been stolen. If you're concerned about the cost of replacing your lost car key, check to see if it is covered by your car insurance or warranty. If not, you'll need to bring your car to a dealer to have it towed. You can also purchase the key from the manufacturer.
Fob Keys
The most modern type of car key is designed to function as an electronic remote, allowing motorists to open doors and start engines without needing to insert traditional keys into the ignition. These keys are also referred to as keyless entry keys or remote control keys. They are typically less expensive to replace than older, more traditional varieties. But, like all pieces of technology used in the modern world they're not a guarantee of durability. They're also easy to lose and can stop working over time as they are lost in your pocket or purse.
Fobs emit an electronic code that allows the driver to unlock and start the car. When they are pressed against a sensor inside the car, it reads the code and allows the doors to open and the engine to begin. Some fobs come with additional features like a button to summon the car (similar in function to the Tesla summon feature).
If you lose your key fob check to make sure your keys aren't in bags or purses that is locked. If they aren't there and you don't have them, then look through your day to find where you might have lost them. You can also look in your pockets, in any bags you might have or on surfaces like counters and other surfaces. You may be able find your keys in a spot where you dropped them or placed them on the floor briefly when you were attempting to pick something up.
You can purchase replacement keys on the internet, however they need to be programmed to match your vehicle. Some key fobs, like those used by Audi or Subaru, need to be programmed at the dealership. The good news is that roadside assistance organizations such as AAA will often assist with this, too.
If you do decide to purchase a new key fob, comparison shop. Some stores will cut and program a fob that was purchased elsewhere for less than they would charge to complete similar work at the dealer. Some key fobs can be replaced with just the outer shell, leaving the electronics in good order. Check your car-insurance policy or auto club membership to determine whether you have insurance that covers this.
Keys that are chipped Keys
Cars have become more technologically advanced over time and this has led to more sophisticated keys for cars. These keys aren't able to be duplicated by locksmiths. They require a special machine. This means it will be more expensive to replace lost car keys when they're equipped with chips in the keys.
You'll need to contact the local dealership in the event that you lose or get it stolen. They can do this because they keep an archive of your security details and can pair the new chip to your car without much hassle. The process can take a few days, however, since the dealer will need to order the key from the manufacturer and it may take a bit of time to receive it.
A professional locksmith can make an exact duplicate of your transponder key. It's a bit more complicated than taking your car to a dealer, but you will save money in the end. In order to get a duplicate key you will require the VIN number of your vehicle. This number can be found on your insurance policy or on the sticker on the driver's side door jamb.
You'll also need an original copy of your old key to take to the locksmith. This way the locksmith will be able to match the key cuts. If you can't find your old key, try looking in the trunk and other places where it might be hidden. You can also check your pockets and bags. You don't know if you put your keys somewhere, or if they fell out of your bag while trying to find something else.
You should immediately begin looking for your car keys if they aren't there. locate them. To begin with, check to make sure you haven't left keys at home or in the office. Next, carefully review your day to determine if they may have been misplaced. After you've cleaned all your pockets and inspected all of your bags, it is time to move on to more sophisticated search methods.