How to Replace the Replacement Key Battery For the Saab 9-3Saab owners have to follow a series of special steps to install a second ignition key. This requires the use of a handheld computer called Tech-2 that is operated by the dealer. Then it is necessary to purchase a new transponder. key must be purchased.Rotate your keys to stop one from wearing out quicker than another. This will also ensure that your keys remain in top condition.Replacement CaseThe new key fobs are not like the older Saab keys. They feature electronic components that make them difficult to copy. This has made car theft much more complicated than it was 20 years ago. However, it also has made the replacement of lost keys an incredibly expensive task.Every owner of a Saab 9-3 needs to have at least two functioning keys. If one gets lost, it costs a lot to purchase a new one for the car since it requires replacing the CIM module and programming the locking cylinders. Dealers will typically charge $100-$200 to complete this.There are ways to avoid the high cost. Some parts providers will search for the code from a spare key (usually the same one that opens the doors and turns on the ignition) and cut a new metal key blade for just a fraction of dealer cost. The key must be the exact same as the original to allow it to function in your vehicle.You can also replace the case yourself by following these steps. You'll need a flathead screwdriver along with some patience. Utilizing the screwdriver, slowly tear the plastic away and remove the emergency key from the case. After the case is open, remove all electronics and place them into your new case. Insert the correct key and badge inside the case.Replacement BatteryThe Saab 9-3 replacement battery is a cheap component that can be quickly and easily replaced. saab key replacement cost on DIY from YouTube user Cyclone Cyd explains 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.The button is normally located just below the Saab logo on the back of the fob. This button is usually on the back of your fob right next to the Saab Logo. Use a flathead to insert the screwdriver through the small hole in this button. This should be enough to open the case to allow you to change the battery.After you have installed the new batteries CR1632, you can restore the remote key fob. Then, you can program it into your car. The entire process should not be more than an hour. It is a very simple process that does not require any special equipment.If you lose your key, the process will be a bit more involved however it can be accomplished. The dealer needs to first determine the VIN of the vehicle and order a replacement TWICE module and key blade with the proper unique code. After that, they will be required to cut the replacement key and then program it using the latest software tool known as MDI.Replacement Key FobThe key fob is a device that locks and unlocks your car, it's got batteries inside. Batteries have a finite lifespan and eventually die. This is a common problem that occurs with all vehicles and the good news is that you can change the batteries in most fobs, without replacing the entire case. Amazon sells fobs for replacement that already have all the electronic components in place. It is easy to open the case and replace the batteries. It is important to keep in mind that you will need to take out the emergency key first, and you can do this by inserting an incredibly small screwdriver with a flat head into the slot that is located in the middle of the case. The case will split as you move the screwdriver around it.When you're ready to replace the keys, ensure that you have a spare because this can cut down the total cost by a substantial amount. If you have an extra key, you can request the dealer to cut it and program it to your car. This is less expensive than buying a new key fob.It is possible to add a second key to your car If you don't already have one, but it takes some research and work. The cost for adding a second key is a few hundred dollars, and it requires programming of the car's computer. This can be done by a professional, but it's a costly option for the majority of owners.Replacement IgnitionThe current SAAB 9-3 features a more sophisticated alarm system built around a key code. 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 new key. Most locksmiths can't do this and dealers will charge hundreds of dollars just to program the new key!If you've lost only one working key, a dealer will repair the computer in your car (known as the CIM or SAAB TWICE) to create an exchange, and they will charge a premium for it. Instead we can reprogram the EEPROM of your current car computer to allow it to be programmed to accept a second key, and save you over 50% of the price you pay at a dealership.If you've owned a 9-3 from SAAB for quite a while you are aware that the ignition keys are not very durable. If your ignition key isn't functioning properly, you must think about replacing it. They can become sticky and the buttons have been known to fall off. It's not as difficult as it seems to replace the ignition key. With the proper tools, it can be accomplished in a short time.