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Saab 9-3 Key Replacement 101: The Ultimate Guide For Beginners
How to Replace the Replacement Key Battery For the Saab 9-3

Saab owners have a distinct set of steps to add the second key. This requires an electronic handheld computer, referred to as Tech-2 which is used by the dealer. A new key and transponder have to be purchased and then programmed into the car.

Change your keys regularly to prevent one from wearing out more than another. This will also ensure that your keys remain in top condition.

Replacement Case

Contrary to the classic Saab keys of old, the new key fobs are equipped with electronics which makes it difficult to create a duplicate. That has made car theft a lot more difficult than it was twenty years ago. However, it also has made the replacement of lost keys a comparatively expensive endeavor.

Every owner of a Saab 9-3 needs to have at minimum two working keys. It's expensive to replace a lost or damaged key since it requires replacing the CIM module, and reprogramming the locking cylinders. Dealers typically charge between $100 and $200 for this.

There are a few ways to avoid these expensive. Certain parts suppliers will utilize the code of an old key to cut a brand new metal blade for less than the price of the dealer. The key, however, must be the same as the original in order to function in your vehicle.

You can also change the case yourself by following these steps. You'll require a flathead screwdriver as well as some patience. Using the screwdriver, slowly pull the plastic apart and separate the emergency keys from the case. Once the case has been opened remove all electronics and put them in your new case. Put the correct key and badge inside the case.

Replacement Battery

The Saab 9-3 replacement battery is an inexpensive part that can be quickly and easily replaced. This YouTube video from Cyclone Cyd shows how to replace the battery of the remote fob with just four easy steps. This tutorial should work with any modern Saab key fob. However, the procedure could differ slightly.

The first step is to find the button that opens the backup key on the fob. This button is usually located on the back of your fob just below the Saab Logo. Then take a flathead screwdriver to insert into the small hole in this button. This will be enough to allow you to open the case of the fob to allow you to replace the battery.

After the new battery CR1632 is in place, you can reassemble the remote key fob and then program it to your car. The whole process should take more than an hour, if not less. It is a very simple process that does not require any special equipment.

If you lose your key, the process is more complicated, but it can still be completed. The dealer needs to first determine the VIN of the vehicle before requesting the replacement TWICE module as well as key blade that has the correct unique code. After that, they will have to cut the new key and then program it using a new software tool called MDI.

Replacement Key Fob

The key fob has a battery that is used to lock and unlock your vehicle. saab 9-3 key fob programming have a lifespan that is a long time, and they eventually die. This is a regular issue that happens to all cars, and the good news is that you can change the batteries in most key fobs without replacing the entire case. You can buy fobs replacements on Amazon that come with all the electronic components already installed, so you'll be able to just pop open the case and replace the old batteries. It is important to note that you'll need remove the emergency key first, and you can do this by inserting the small screwdriver flathead into the slot that is located in the middle of the case. The case should split when you work the screwdriver all around it.

When you're ready to replace your keys, ensure that you have a spare since this will cut down the total cost by a significant amount. If you have an extra key, ask the dealer to cut it and program it for your car. This is much less expensive than purchasing a brand new key fob.


It is possible to add a second key to your vehicle if you don't already have one, however it requires a great deal of research and effort. It costs around a hundred dollars to add an additional car key. The computer of the car must also be programmed. Professionals can do this but it's not a cheap option.

Replacement Ignition

As opposed to the earlier Saab automobiles, the new SAAB 9-3 models are equipped with an extremely sophisticated alarm system that is based on a coded key. If you lose only one key, it may be expensive to add another one, as the car has to have a specific computer installed and also be programmed to accept a new key. Most locksmiths can't do this and dealers can charge several hundred dollars to program the new key!

Dealers will charge you the highest price to replace your car computer (also called the CIM or SAAB twice) if you lose the only working key. Instead we can reprogram the EEPROM of your current car computer, preparing it to accept a second key, and save you over 50% of the amount you pay at a dealership.

If you have owned a car like the SAAB 9-3 for a long time, you know that the ignition keys are not very durable. They can become incredibly sticky and the buttons can be ripped off at times, so you should consider purchasing a new one if yours isn't performing as it should. It's not as difficult as it seems to replace the ignition key. With the proper tools, it can be accomplished in a short time.