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How to Replace the Replacement Key Battery For the Saab 9-3 Saab owners have a distinct set of steps to add an additional key. This requires the use of a handheld computer called Tech-2, to be used by the dealer. Then the transponder is replaced and a key are required to be purchased. Change your keys regularly to prevent one from wearing out quicker than another. This will also help keep your keys in top shape. Replacement Case The new key fobs aren't like the older Saab keys. They're equipped with electronic devices which make it hard to duplicate. This has made theft of cars significantly more difficult than 20 years ago. It also makes it more costly to replace keys that were lost. Saab 9-3 owners must have two keys working. It's expensive to replace a lost key because it requires replacing the CIM module, as well as changing the locking cylinders. Dealers usually charge between $100-$200 for this. There are options to avoid these high costs. Some parts providers will look up the code from an extra key (usually the same one that opens the doors and turns off the ignition) and cut a brand new metal key blade for just a fraction of dealer cost. The key must, however, be identical to the original to work correctly in your vehicle. Follow these steps to replace the case. You'll need a flathead and a lot of patience. With the screwdriver slowly pry the plastic apart and separate the emergency keys from the case. Once you have the case open, remove the electronic components and place them inside the new case. Make sure to insert the correct key and badge back into the case as well. Replacement Battery The replacement battery for the Saab 9-3 is a cheap component that can be replaced easily and quickly. Cyclone's YouTube video Cyd demonstrates how to replace the battery of the remote fob with only four steps. This tutorial should work for any modern saab key fob, though the process may vary slightly. The button is typically located close to the Saab logo on the back of the fob. This button is usually on the back of your fob close to the Saab Logo. Then, use an screwdriver with a flat head to insert into the small hole of this button. This should be enough to allow you to open the fob case to allow you to change the battery. After you have installed the new CR1632 batteries, you can restore your remote key fob. You can then program it into your car. The whole process should not take more than an hour. This is a very easy process that doesn't require any special tools. The process can be a bit more complicated if you've lost your key, but it's possible. The dealer has to first verify the VIN of the vehicle and then order a replacement TWICE module and key blade with the proper unique code. The dealer will then have to program the key using MDI, a new software tool. Replacement Key Fob The key fob is equipped with a battery that is used to lock and unlock your car. Batteries have a limited lifespan and eventually will die. This is a common problem that happens with all cars, and the good news is that you can change the batteries in many key fobs without replacing the whole case. You can purchase replacement fobs from Amazon that come with all the electronic components already in place, so you'll just pop open the case and replace the batteries that were in the case. It's important to note that you'll have to take out the emergency key first. you can do this by inserting the small screwdriver flathead into the slot located in the middle of the case. Move the screwdriver around the case, and it will split open, making it much easier to take it out. When you are ready to replace the keys make sure you have spare keys, since this will cut down your total cost by a significant amount. If you have an additional key, you can ask the dealer to cut it in half and program it to your vehicle. This is less expensive than purchasing a new fob. It is possible to add another key to your vehicle if you don't already have one, however it requires some research and effort. It can cost a few hundred dollars to add an additional car key. The computer in the vehicle must also be programmed. Professionals can do this however it's a costly option. Replacement Ignition The new SAAB 9-3 is an alarm system that is more sophisticated built on a keycode. This means that if you lose your only working key, acquiring another one could be very expensive because the car needs to have a unique computer module installed and it also needs to be specifically designed to accept a different key. Locksmiths typically aren't able to program this, and even dealers can charge several hundred dollars to program the new key! Dealers will charge you a high price to replace your car's computer (also called the CIM or SAAB twice) when you lose the only working key. We can reprogramme the existing EEPROM inside your car's computer so that it's ready for an extra key. This will save you more than 50% of what you would have to pay the dealer. If you have owned a 9-3 from SAAB for an extended period of time you're aware that the ignition keys are not very durable. If saab key programming isn't functioning properly, you must think about replacing it. They can become extremely sticky and the buttons are known to fall off. It's not as difficult as it appears to replace the ignition key. With the right tools, it is able to be accomplished quickly.