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How to Replace the Replacement Key Battery For the Saab 9-3 Saab owners have a unique set of steps to take to add the second key. This requires the use of a handheld computer, known as Tech-2 which is to be used by the dealer. Then it is necessary to purchase a new transponder. key need to be purchased. Change your keys regularly to prevent one from wearing out quicker than the other. This will also help keep your keys in good condition. Replacement Case The new key fobs aren't like the old Saab keys. They are equipped with electronics that make them difficult to copy. This has made stealing car keys much more difficult than it was twenty years ago. It also makes it more expensive to replace lost keys. Saab 9-3 owners must have two keys working. It costs a fortune to replace a lost key as it requires replacing the CIM module, as well as programming the locking cylinders. Dealers charge between $100 and $200 for this. There are ways to reduce these costly. Some parts providers will use the code of the spare key to cut a new metal blade at a fraction the price of the dealer. The key must be exactly the same as the original in order for it to work in your vehicle. Follow these steps to replace the case. You will need an flathead screwdriver and patience. With the screwdriver, slowly tear the plastic away and separate the emergency keys from the case. Once the case is open take the electronics out and put them back in your new case. Insert the correct key and badge into the case. Replacement Battery The replacement battery for the Saab 9-3 is a low-cost part that can be replaced quickly and easily. see more of Cyclone Cyd demonstrates the procedure for replacing the remote fob battery in just four easy steps. This tutorial should work for any modern saab-type key fob, however, the procedure may differ slightly. The first step is to locate the button that releases the backup key inside the fob. It's usually near the Saab logo on the back of the fob. Use a flathead screwdriver to insert the screwdriver through the small hole on this button. This should be enough to unlock the case of the fob so that you can replace the battery. Once the new CR1632 battery is in place, you can reassemble the remote key fob and program it to your car. The whole process should not take more than an hour. This is a straightforward procedure that doesn't require special tools. If you lose your key, the process is a bit more involved however, it can be accomplished. The dealer has to first verify the VIN of the vehicle and order an additional TWICE module and key blade that has the correct unique code. The dealer will then have to program the key using MDI which is a new software tool. Replacement Key Fob The key fob is the part that locks and unlocks your car. It has an internal battery. They have a limited life span and eventually will die. It is a common problem with all cars. The good thing is that you can change the batteries in most key fobs, without having to replace the entire case. Amazon sells replacement fobs with all the electronics in place. You can simply remove the case and replace the batteries. It is important to note that you'll have to take out the emergency key first. you can do this by putting an incredibly small screwdriver with a flat head into the slot found in the middle of the case. Move the screwdriver around the case, and it will split open, making it simple to remove. If you're ready to change your keys, make sure you have a spare on hand. This can save you a lot of money. If you have an additional key, you can request the dealer to cut it in half and program it to your vehicle. This is a lot less expensive than purchasing a new key fob. It is possible to add another key to your car if you don't already have one, but it takes some research and effort. It can cost a few hundred dollars to purchase an additional car key. The computer of the vehicle must also be programmed. This can be accomplished by a professional, however it's a costly choice for most owners. Replacement Ignition Contrary to the earlier Saab cars, the modern SAAB 9-3 models are equipped with a much more sophisticated alarm system that is dependent on a coded keys. If you lose your only key, it could be costly to purchase a new one because the car must be equipped with a specific computer and also be programmed to accept a new key. Even dealers can charge hundreds of dollars to program an additional key when they are not able to complete the task. Dealers will charge you a premium to replace your car computer (also called the CIM or SAAB twice) in the event that you lose your only working key. We can reprogram the EEPROM on your car's computer so that it's prepared for a new key. This will save you more than 50% off the cost you would have to pay the dealer. If you have owned a car like the SAAB 9-3 for quite a while and you're aware of the ignition keys are not very durable. They can become incredibly sticky, and the buttons can fall off occasionally It is recommended that you consider replacing your ignition key if it isn't working as it should. It's not so difficult as it may seem to replace the ignition key. With the proper tools, it can be accomplished quickly.