How to Replace the Replacement Key Battery For the Saab 9-3 Saab owners must follow a set of specific steps to add an additional ignition key This requires a handheld computer, called Tech-2, to be used by the dealer A new key and transponder have to be purchased and then programmed to the car Make sure to rotate your keys in order to prevent one from deteriorating faster than the other This will keep your keys in top condition Replacement Case Unlike the classic Saab keys of old, the new key fobs contain electronics which makes it difficult to copy This has made stealing cars significantly more difficult than it was twenty years ago However, it has also made replacing lost keys an incredibly costly endeavor Saab 9-3 owners should have two keys that work It is expensive to replace a lost key, as it requires replacing the CIM module, and reconfiguring the locking cylinders Dealers charge between 100 and 200 to do this There are a few ways to avoid these high cost Some parts retailers can look up the code on an extra key usually the same one that opens the doors and turns the ignition and cut a brand new metal key blade at just a fraction of dealer cost The key, however, must be the same as the original one to function properly in your vehicle You can also replace the case yourself by following these steps You'll require an open-faced screwdriver and a lot of patience With the screwdriver, pry off the plastic and then remove the emergency key Once the case is open, remove the electronic components and place them inside your new case Make sure you insert the correct key and badge back into the case, as well Replacement Battery The replacement battery for the Saab 9-3 is a low-cost part that can be replaced quickly and easily This video tutorial on DIY from YouTube Cyclone Cyd shows how to replace the battery in the remote key fob in just four steps This tutorial is suitable for any modern saab key fob however, the procedure may differ slightly The button is normally located near the Saab logo on the back of the fob The button is usually found on the back of the fob just below the Saab Logo Use https//wwwthekeylabcouk/saab-car-keys/ to insert the screwdriver through the small hole on this button This will be enough to allow you to open the fob's case so that you can replace the battery Once 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 or less It is a very simple process that does not require any special equipment The process can be a bit more complicated if you've lost the key, but it's possible The dealer has to find the VIN number of the car and then order a replacement key blade and TWICE module that has the proper unique code The dealer will then need to program the key using MDI, a brand new software tool Key Replacement Fob The key fob comes with batteries that are used to lock and unlock your car Batteries have a limited lifespan and will eventually die This is a regular issue that affects all cars and the good thing is that you can change the batteries on most key fobs and not have to replace the entire case You can purchase fobs replacements on Amazon that have all the electronics already in place, so you'll simply open the case and replace the batteries that were in the case It is important to remember that you'll have to remove the emergency key first you can do this by inserting a small flathead screwdriver into the slot in the middle of the case The case will split when you move the screwdriver around it If you're ready to change your keys, be sure to have a spare available This can save you a lot of money If you have a spare you can ask the dealer to cut an entirely new key and then program it into your car, which is cheaper than replacing the entire key fob If you don't have a spare you can add a second key to your car, but this requires a lot of research and effort It can cost a few hundred bucks to add an additional car key The computer in the vehicle must also be programmed Professionals can do this but it's not a cheap option Replacement Ignition The modern SAAB 9-3 features an advanced alarm system built around a key code This means that in the event that you lose your only working key, replacing it with another one can be very expensive as the car has to have a unique computer module installed and it must also be programmed to accept an extra key Dealers can charge hundreds of dollars to program a new key when they are not able to complete the task If you've lost your sole working key the dealer will replace the computer in your car known as the CIM or SAAB TWICE in order to make a replacement, and will charge you a premium price for it Instead we can reprogramme the EEPROM on your existing car computer, preparing it for a replacement key, which will save you more than 50 of what you'll pay at a dealership If you've been a long-time owner of a 03-11 SAAB 9-3, then you probably realize that the ignition key isn't the most robust If the ignition key you have isn't working correctly, you should think about replacing it They can become very sticky and the buttons can fall off It's not as difficult as it seems to replace the ignition key With the right tools, it is able to be done quickly