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How to Replace the Replacement Key Battery For the Saab 9-3 Saab owners must follow a set of special steps to install an additional ignition key. This requires the use of a handheld computer, known as Tech-2 that is operated by the dealer. A new key and transponder have to be purchased and then programmed to the car. Change your keys regularly to prevent one from wearing out quicker than the next. This will keep your keys in top condition. Replacement Case The new key fobs do not look like the old Saab keys. They are equipped with electronics that make them difficult to duplicate. This has made stealing cars significantly more difficult than 20 years ago. However, it has also made the replacement of lost keys a comparatively expensive task. Every owner of a 9-3 Saab should have at minimum two working keys. It is expensive to replace a lost key, as it requires replacing the CIM module, as well as reprogramming the locking cylinders. Dealers charge between $100 and $200 for this. There are ways to reduce these costly. Some parts retailers can look up the code from an extra key (usually the same one that opens the doors and switches the ignition) and cut a new key blade out of metal for just a fraction of dealer cost. The key, however, must be identical to the original one in order to function in your car. Follow these steps to replace the case. You will need a flathead screwdriver along with some patience. With the screwdriver slowly break the plastic and separate the emergency keys from the case. Once the case is opened, take out the electronics and put them in your new case. Make sure you put the correct badge and key back into the case as well. Replacement Battery The replacement battery for the Saab 9-3 is an inexpensive component that can be replaced quickly and easily. This DIY video from YouTube Cyclone Cyd will show you how to replace the remote key fob battery in just four steps. This tutorial should work for any modern saab key fob however, the procedure may differ slightly. The first step is to locate the button that will release the backup key within the fob. It's usually next to the Saab logo on the back of the fob. Use a flathead to insert the screwdriver into the small hole on this button. This should be sufficient to let the fob case open so that you can change the battery. After the new battery CR1632 is in place You can then reassemble the remote key fob and program it to your car. The entire process should take no more than an hour or less. It is a very simple process that does not require any special equipment. The process is more complicated in the event that you lose your key, but it is possible. The dealer will first need to read the VIN of the vehicle before requesting an alternative TWICE module, as well as a key blade with the correct unique code. The dealer will then need to program the key using MDI, a new software tool. Replacement Key Fob The key fob has a battery that is used to lock and unlock your car. The batteries are able to last for and will eventually die. This is a common problem that affects all cars and the good thing is that you can replace the batteries on most key fobs without having to replace the entire case. Amazon sells replacement fobs that already have all the electronic components installed. You can simply remove the case and replace the batteries. You'll need to remove the emergency key before you can replace the batteries. To do this, you need to insert a small flathead screwsdriver into the slot in the middle. saab replacement key will split when you work the screwdriver all around it. When you are ready to replace your keys, make sure you have spare keys, as this will reduce your total cost by a substantial amount. 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 much cheaper than replacing the whole key fob. If you don't have a spare car key, you can add another key to your car, however it requires a lot of research and effort. A second key can cost several hundred dollars and it requires programming of the car's computer. Professionals can do this but it's not a cheap option. Replacement Ignition Unlike the earlier Saab cars, the modern SAAB 9-3 models have an advanced alarm system that is dependent on a coded keys. If you lose only one key, it could be costly to get another one because the car must include a computer and also be programmed to accept a brand new key. Locksmiths typically aren't able to program this or even dealers will charge hundreds of dollars just to program the new key! Dealers will charge you top dollar to replace your car computer (also known as the CIM or SAAB twice) if you lose your only working key. We can reprogram the existing EEPROM of your car's computer so that it is ready for an additional key. This will save you more than 50% of what you would spend at a dealer. If you've been a long-time owner of an 03-11 SAAB 9-3, then you probably know that the ignition key isn't the most durable. They can become incredibly sticky, and the buttons can fall off of them at times It is recommended that you consider getting a replacement if yours isn't functioning properly. It's not as difficult as it seems to replace the ignition key. With the right tools, it can be done quickly.