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How to Replace the Replacement Key Battery For the Saab 9-3 Saab owners have a distinct procedure to add a second key. It requires dealer assistance using a handheld computer called Tech-2. Then it is necessary to purchase a new transponder. key are required to be purchased. Rotate your keys to stop one from wearing out more than the next. This will help keep your keys in pristine condition. Replacement Case Contrary to the classic Saab keys of old keys, the modern key fobs contain electronics that make it difficult to duplicate. That has made car theft much more complicated than it was 20 years ago. It has also made it more costly to replace keys that were lost. Saab 9-3 owners must have two keys that work. It's expensive to replace a lost key as it requires replacing the CIM module, and reconfiguring the locking cylinders. Dealers usually charge between $100-$200 to do this. There are ways to reduce these high cost. Some parts dealers will look up the code from an old key (usually the same one that opens the doors and turns off the ignition) and cut a new metal key blade at a fraction of the dealer's cost. The key must, however, be the same as the original one to function properly in your car. Follow these steps to replace the case. You'll require a flathead and a lot of patience. With the screwdriver, slowly break the plastic and remove the emergency key from the case. After the case is open, remove all electronics and put them back in your new case. Put the correct key and badge inside the case. Replacement Battery The replacement battery for the Saab 9-3 is a low-cost component that can be replaced easily and quickly. This YouTube tutorial for DIY Cyclone Cyd shows how to replace the battery for the remote key fob in only four steps. This tutorial should work with any modern Saab key fob. However, the process may differ slightly. This button is usually located near the Saab logo on the back of the fob. This button is usually on the back of the fob right next to the Saab Logo. Use a flathead to insert the screwdriver through the small hole on this button. This should be enough to open the fob's case so that you can replace the battery. After you have installed the batteries CR1632, you can rebuild your remote key fob. You can then program it into your car. The entire process should not take more than an hour. It's a simple procedure that doesn't require any special equipment. The process is more complicated if you've lost the key, but it's possible. The dealer has to determine the VIN of the car and then order a replacement key blade and a TWICE module with the proper unique code. After that, they will have to cut the replacement key and then program it using the latest software tool known as MDI. Replacement Key Fob The key fob is a device that locks and unlocks your car. saab keys has a battery inside. The batteries last for a period of and eventually go out of service. This is a problem that happens to all cars and the good news is that you can change the batteries in most key fobs and not have to replace the whole case. You can buy replacement fobs from Amazon that come with all the electronics already installed, so you can just pop open the case and replace the old batteries. It is necessary to remove the emergency key before you can replace the batteries. To do this, insert an small screwdriver with a flat head into the slot in the middle of the. The case should split when you rotate the screwdriver around it. If you're planning to replace your keys, keep a spare on hand. This will save you a significant amount of money. If you have a spare, you can ask the dealer cut an additional key and program it to your car, which is cheaper than replacing the whole key fob. If you don't have a spare car key, you can add an additional key to your car, however this will require a lot of research and effort. It can cost a few hundred bucks to add a second car key. The computer of the car also needs to be programmed. This can be accomplished by a professional, however it is an expensive option for the majority of owners. Replacement Ignition Contrary to earlier Saab automobiles, the current SAAB 9-3 models use an upgraded alarm system that is based on a coded key. This means that in the event that you lose your only working key, adding another key can be extremely expensive as the car has to have a computer module installed, and it also needs to be specifically programmed to accept a new key. Most locksmiths cannot do this, and even dealers can charge several hundred dollars just to program the new key! Dealers will charge you top dollar to replace your car computer (also called the CIM or SAAB twice) If you lose your only working key. Instead, we can reprogram the EEPROM on your existing car computer to prepare it for an additional key, which will save you more than 50% of the price you be charged at a dealership. If you've owned a SAAB 9-3 an extended period of time and you're aware of the ignition keys aren't very durable. If the ignition key you have isn't functioning properly, you must look into 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 appropriate tools, it could be accomplished quickly.