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How to Replace the Replacement Key Battery For the Saab 9-3 Saab owners must follow a set of steps that are unique to add a second ignition key. It requires dealer support using a handheld computer called Tech-2. Then the transponder is replaced and a key need to be purchased. It is a good idea to rotate your keys so that one does not wear out more quickly than the other. This will also help keep your keys in top condition. Replacement Case Unlike the classic Saab keys of old keys, the latest key fobs have electronics inside which makes it difficult to make a copy. This has made theft of cars much more difficult than it was twenty years ago. However, it has also made replacing lost keys an incredibly expensive task. Every owner of a Saab 9-3 needs to have at least two functioning keys. If one is lost, it costs a fortune to get another one for the car since it requires replacing the CIM module and reprogramming the locking cylinders. Dealers charge between $100-$200 for this. There are some ways around these costly. Some parts suppliers will search for the code from a spare key (usually the same one that opens the doors and turns off the ignition) and cut a brand new metal key blade at less than the dealer's cost. The key must be the exact same as the original to allow it to work in your vehicle. Follow these steps to replace the case. You'll require an open-faced screwdriver and a lot of patience. With the screwdriver, break off the plastic and then remove the emergency key. Once the case is open, remove the electronics and place them into the new case. Put the correct key and badge inside the case. Replacement Battery The Saab 9-3 replacement battery is a low-cost component that can be easily and quickly replaced. This YouTube DIY video Cyclone Cyd, a user on YouTube, explains how to replace the battery of the remote key fob in just four steps. This tutorial can be used for any modern saab-type key fob, however the procedure might differ slightly. The first step is to find the button that opens the backup key within the fob. This is usually located just below the Saab logo on the back of the fob. Use a flathead to insert the screwdriver in the small hole on this button. This should be sufficient to allow you to open the fob case so that you can replace the battery. After you have installed the CR1632 batteries, you can put back together the remote key fob. Then, you can program it into your car. The whole process should not take more than one hour. This is a simple procedure that doesn't require special tools. If you lose a key, the process will be more complicated but it is still able to be completed. The dealer needs to first determine the VIN of the vehicle, and then purchase a replacement TWICE module and key blade that has the correct unique code. The dealer will then need to program the key using MDI, a new software tool. Key Replacement Fob The key fob comes with batteries that are used to lock and unlock your car. The batteries have a lifespan and eventually expire. replacement saab key is a frequent issue with all cars. The good news is that you can change the batteries in most key fobs, without having to replace the entire case. Amazon sells replacement fobs that have all the electronic components in place. It is easy to pop the case open and replace the batteries. It's important to note that you will need to take out the emergency key first, and you can accomplish this by inserting an incredibly small screwdriver with a flat head into the slot located in the middle of the case. The case will split once you work the screwdriver all around it. If you are about to replace the keys, make sure you have spare keys, as this will reduce the total cost by a significant amount. If you do have a spare, you can request that the dealer cut an entirely new key and then program it to the car, which is cheaper than replacing the whole key fob. If you don't have a spare you can add an additional key to your car, but this will require a lot of research and effort. It will cost you a few hundred bucks to add an additional car key. The computer of the car must also be programmed. This can be accomplished by a professional, however it's a costly option for the majority of owners. Replacement Ignition As opposed to the earlier Saab automobiles, the new SAAB 9-3 models feature a much more sophisticated alarm system that is dependent on a coded keys. This means that when you lose your sole functioning key, getting another key can be extremely expensive as the car has to have a specific computer module added and it must also be designed to accept a different key. Even dealers can charge hundreds of dollars to program an entirely new key, even if they're unable to do it. Dealers will charge you the highest price to replace your car computer (also known as the CIM or SAAB twice) If you lose your only working key. We can reprogramme the existing EEPROM on your car's computer so that it's prepared for a new key. This will save you more than 50% on what you would pay at the dealer. If you've been an owner of an 03-11 SAAB 9-3, you likely know that the ignition key isn't the most robust. If the ignition key you have isn't working properly, you should look into replacing it. They can become very sticky and the buttons have been known to fall off. Fortunately, replacing the ignition key isn't as complicated as it seems, and it can be done fairly quickly using the proper tools.