Cheapest Way To Replace A Mercedes Key? (3 Easy Methods)

Owning a Mercedes is one of the best things in the world. But losing a Mercedes key means that you might need to spend a hefty price to get a new key. 

Mercedes-Benz is among the most abundant automobile brands available on the market and repairing or replacing a Mercedes item is not a low-cost proposition. But there are various options available if you want to save money for your Mercedes-Benz key replacement. 

The “Garage” on Amazon is one of the cheapest ways to replace a Mercedes key. It is quickly followed by the services of a locksmith then by the coding of one’s key. The most expensive method of changing a Mercedes-Benz key is to get it done via a Mercedes-Benz dealer.

There are a few advantages and disadvantages with every option. You must be careful not to make mistakes. You might end up paying more than required for your vehicle.

Cheapest Way To Replace A Mercedes Key [Best Way]

To replace a Mercedes key in the most cost-effective manner, you can try purchasing a replacement key online or at a salvage yard and having it programmed by a professional locksmith or dealership.

Mercedes Keys: Why is it expensive to replace them?

It is necessary to be familiar with the Mercedes electronic system to replace a lost Mercedes key. The Mercedes electronic system is one of the most advanced systems in the vehicle market. Each key is a “smart key” programmed with electronic codes. They allow you to start and control the functions of the vehicle. 

It will not work when you try to unlock your car using a previously programmed key; it will not work since the electronic codes are meant to be updated regularly every time you use your vehicle. The keys to an automobile are unique towards the vehicle for which they are produced, and they contain information like the vehicle’s mileage, VIN, and individual comfort settings. 

It is necessary to customize your vehicle to prevent thieves or unauthorized users from entering your vehicle. However, changing a Mercedes key is more difficult than for other automobiles because of this customization.

Cheapest Ways to Replace a Mercedes Key

Losing your car keys is not an uncommon incident. However, having your Mercedes keys replaced by the vehicle’s dealership will be an expensive affair. So, we understand if you don’t want to spend so much money and instead are looking for cheap options. Given below are the three cheapest ways to replace your Mercedes key:

Why is misplacing or losing your Mercedes key a big deal? It is not the end of civilization as some may have predicted. In the worst-case situation, it is possible to get a replacement key from the Mercedes dealership. But that may be expensive! No worries because we might have found the solution for you. 

Mercedes key
Source: reddit@USPS

Consider that you don’t have to pay too much money to get a replacement Mercedes key because less expensive options exist. We’ll go over a few low-cost options that will help us replace our Mercedes key. Depending on your budget, you may make your pick for the most cost-effective option.

If you were wondering what is the cheapest way to replace a Mercedes key, then this article is for you. Some of the cheapest ways to replace a Mercedes key are by buying a spare key online, visiting an auto locksmith, or coding a new spare key on your own.

Method #1: Get A Spare Key Online

Spare Key

Nowadays, it is almost impossible to find any car accessories on e-commerce platforms. You might need to buy a remote for locking and unlocking your car doors. However, the modern Mercedes cars use keys that have remote and key combined in a single device. This could be a cost-effective way to replace the car key, but it will consume more time than others.

Doing this on their own might not be everyone’s cup of tea. In such a situation, you have the option to call for an experienced locksmith. Otherwise, you will have to take it to a local mechanic, which is a costly option.

The e-commerce platform ‘Amazon’ has grown so much over the previous several years that everything is available on the site.

Accessories for automobiles are also easily available. Amazon even has a section specifically dedicated to automobiles, referred to as ‘My garage.’ Most of the items you are looking for in your vehicle are likely to be found here.

You will no longer find the Mercedes key in the search field. Log into Amazon with your account credentials to find it. Navigate to the ‘My Garage area. Search for blank keys that have been unprogrammed and uncut in the area where you are staying. 

Consider refining your search by selecting a different filter from the drop-down menu above since it may be difficult to get the exact keys you are searching for, 

You might also need to purchase a remote for locking and unlocking the autos. Some of the most recent Mercedes automobiles have integrated the remote control besides the key into a single gadget for convenience. 

Ensure that you have located the proper keys for your vehicle; if you are still doubtful, look it up on Google or any Mercedes forum for more clarity.

However, this approach has two disadvantages: 

  • It takes a long time for the key to get delivered.
  • It requires you to code the key for your automobile, which is not an easy task.

Method #2: Call A Locksmith

Well, if you do not have much time and can afford to spend a little more money, then this would be the best way for you to replace your car’s key. Generally, Auto locksmiths come with all the required tools and equipment to replace different key types for almost every car model.

You can also ask them to visit your place by offering them a convenience fee. The locksmiths have expertise in replacing almost all types of car keys so that you can trust them with the job. Moreover, locksmiths also have key programming equipment used for key replacement, but it is really expensive. 

Compared to garage service, this will cost you very little money as the experts at the garage ask for additional money for programming your key using diagnostic software. Additionally, your keys would be changed and programmed in a single meeting, and they would be able to erase any old keys that are no longer functional.

Some locksmiths are skilled enough to provide you with the keys and cut and code them for you. If you are fortunate enough to come across such a mobile locksmith, he will be able to solve your problem quickly. 

It is preferable to discuss your situation with the locksmith in advance because if he believes that it could be done, the job will take no more than a few hours at the most. 

Mercedes was one of the first few businesses to incorporate electronic locks in their vehicles, making them safer and a little difficult to develop. As a result, it is critical to ensure that your locksmith is properly prepared to tackle the work at hand.

Mercedes Benz Car Key
Source: reddit@aryabaroncom

Method #3: Code The Key

It is one of the most challenging options for a misplaced Mercedes key at the moment. The reason for this is that the Mercedes key is equipped with several security procedures and coding them might be difficult for someone unfamiliar with the process. It is necessary to be proficient in some technical software operations to code your Mercedes key.

There are certain limitations to this method of recreating your misplaced Mercedes key. You could only code a spare Mercedes key, for starters, not a master Mercedes key. In that case, it will be difficult to code the most recent Mercedes automobile keys.

If you misplace your master Mercedes keys or your keys to one of the most recent Mercedes vehicles, you will need to visit your local Mercedes store to resolve the problem.

If you don’t have to deal with any of the other concerns and you are technologically adept, you may program a new key into your computer. Remember replacement keysreplacement keys for more than one vehicle. However, you may program it as many times as you need for the same automobile as long as it is the same model.

The first thing you need to do is purchase a replacement key from the market. Now you have to program the key you have purchased on your own. If you are familiar with the technical aspects of the automobile key software, you will have a distinct advantage over the competition. Here is a couple of points you need to remember while programming a Mercedes key:

  • Once you program the spare key, you will never be able to reprogram it again for some other car. But, you can keep reprogramming it as many times as you need to program it correctly for the same car.
  • You might not be able to program the replacement key if you don’t have the master key.
  • The older flip Mercedes keys can be self-programmed but if you use the modern Smart keys, then you’ll have to go to a dealer.
Key coding

However, it would be ideal if you left the coding aspect of your Mercedes key to the professionals that provide Mercedes key programming services.

Finally, if everything else fails and you cannot locate a locksmith, obtain the appropriate keys, or program the vehicle yourself. You must take your vehicle to the Mercedes dealership, where they will issue you with the necessary master key. 

It is not the cheapest choice, but it is the most secure. The three choices listed above are the most cost-effective methods of replacing a Mercedes key. 

To avoid spending a significant amount of money at the dealership, consider the alternatives listed above to change the keys quickly.

You can also checkout our article on programming Toyota key without master key.

The Advantages of Having a Spare Mercedes Key

Having a spare Mercedes key can be a good idea if you require it for practical reasons or as a replacement key. The following are some of the advantages of having an additional key:

  • Saves money: Keeping a spare key will help you save money in the long run. Having said that, if you are forced to visit a dealership, you will be required to pay for the replacement key.
  • Saves Time: Keeping a spare key will save you time. When you lose or misplace your original key, you might suffer delays in reaching your workplace, to events, or other important work commitments. And on top of that, you might not want to waste time getting a replacement key. Furthermore, it may make it difficult for you to access your vehicle.
  • Convenience: Having a backup key can spare you the trouble of having to take your vehicle to a dealership garage. Additionally, you will not be required to wait for a locksmith to arrive.
  • The use of automobiles: Another issue to consider is the amount of time you spend in your automobile. If you share your car with your family, one of them may misplace the keys. There are fewer risks of misplacing the keys if each driver has a spare key.

Other (Costlier) Methods of Replacing a Mercedes Key

  • Visit a Garage: If none of the options listed above are successful for you, your final option is to contact a local mechanic and get a replacement Mercedes key made.
  • Car Insurance Provider: Your keys could fall under the insurance given by the provider. In this scenario, you must obtain auto insurance that includes coverage for your car keys, or you must get a separate plan that only covers your car keys. Your auto insurance company will refund your Mercedes key if lost or stolen when you have coverage. 
  • Visit The Dealer: The more expensive option for getting your car keys replaced would be to go to the dealership where you purchased the vehicle. Furthermore, this will take a significant amount of time.


How do I get a replacement key for my Mercedes?

Contact your local Mercedes-Benz dealership with your vehicle identification number (VIN) and proof of ownership. They can order and program a new key for you. Be prepared to pay a fee for the replacement key and service.

What is the cheapest way to get a new key fob?

Check online retailers or aftermarket key fob providers for lower-priced options. You can also try locksmiths, who may offer cheaper alternatives. However, remember that programming the key fob may still require professional service.

Is It Possible to Follow My Mercedes Key’s Whereabouts Online?

You will not be able to locate your Mercedes key by any means; however, the authorized Mercedes-Benz dealer will. They can also deactivate it and replace it with a new electronic remote control. It will permanently erase all traces of any previous information.
Changing the mechanical locks is also recommended if your key is stolen; however, the mechanical key’s robbery attempt would set off the alarm.
It is preferable to replace both the mechanical locks and the electronic key simultaneously. This may be accomplished by visiting a Mercedes dealership in your region.

Can A Locksmith Program A Mercedes Key? 

If you can locate your local car locksmith, they may assist you by programming your Mercedes key.
Most auto locksmiths provide an emergency mobile roadside service for those who require immediate assistance with vehicle key programming or remote key fob repair.
An auto locksmith specializing in automobile key programming is your best choice for getting the job done.

How Much Does It Cost to Replace a Mercedes Key in The United States?

To determine the cost of changing your Mercedes key, consider the following factors: When it comes to cost, Amazon “Garage” is the most affordable option, so you will pay less than $200 to replace your key. A locksmith will charge you between $200 and $300, but a Mercedes dealer would charge you at least $400 for the same service.

Can A Locksmith Make a Key for A Mercedes?

The majority of locksmiths must be capable of replacing or even creating duplicate keys for your Mercedes. However, the cost will be cheaper than going to a dealership. The auto locksmith will have all the equipment and skills required to make your Mercedes replacement key.

Final Words

If you can’t find the right replacement keys for your Mercedes, cannot program it on your own, or can’t find an auto locksmith to program it for you, you need to go to a dealership. They will hand you a master key which is quite an expensive option, but this is the most secure way. But, if you don’t wish to spend a lot of money on replacing a Mercedes key, then check out the above three methods to cut back on expenses.

Leave a Comment

Your email address will not be published. Required fields are marked *

Scroll to Top