How to Replace the Replacement Key Battery For the Saab 9-3
Saab owners have to follow a series of steps that are unique to add a second ignition key. This requires the use of a handheld computer, known as Tech-2 that is operated by the dealer. Then a new car key and transponder must be purchased and programmed to the car.
Make sure to rotate your keys in order to prevent one from wearing out faster than the other. This will keep your keys in good condition.
Replacement Case

The new key fobs are not like the older Saab keys. They have electronics that make it difficult to duplicate. This has made stealing cars significantly more complicated than it was 20 years ago. It also makes it more expensive to replace lost keys.
Saab 9-3 owners should have two working keys. It is expensive to replace a lost key, as it requires replacing the CIM module, and programming the locking cylinders. Dealers charge between $100 and $200 to do this.
There are ways to reduce these costly. Certain parts suppliers will utilize the code of an old key to cut a new metal blade at a fraction that of a dealer. The key must, however, be the same as the original in order to function in your car.
Follow these steps to replace the case. You'll need a flathead screwdriver as well as some patience. With the screwdriver, you can pry apart the plastic, and then take off the emergency key. Once the case is open, take the electronics out and place them inside the new case. Be sure to put the correct badge and key back into the case, as well.
Replacement Battery
The Saab 9-3 replacement battery is a low-cost part that can be quickly and easily replaced. This YouTube tutorial for DIY Cyclone Cyd, a user on YouTube, explains how to replace the remote key fob battery in just four steps. This tutorial is suitable for any modern-day saab key fob however, the procedure may differ slightly.
The button is normally located next to the Saab logo on the back of the fob. This button is usually located close to the Saab logo on the back of the fob. Use a flathead screwdriver to insert the screwdriver in the small hole on this button. This should be enough to open the case so that you can replace the battery.
Once the new CR1632 battery is in place, you can reassemble the remote key fob, and then program it to your car. The whole process should not take more than an hour. saab 93 key fob replacement 's a very easy process that does not require any special tools.
If you lose a key the process will be a bit more involved however, it can be done. The dealer has to determine the VIN of the car and then request a replacement key blade and TWICE module with the exact unique code. After that, they will have to cut the replacement key and then program it using an innovative software tool called MDI.
Replacement Key Fob
The key fob contains an internal battery that is used to lock and unlock your car. Batteries have a limited lifespan and will eventually fail. This is a problem that occurs with all vehicles, and the good news is that you can replace the batteries in most key fobs without having to replace the entire case. Amazon sells replacement fobs with all the electronic components in place. It is easy to remove the case and replace the batteries. You will need to remove the emergency key before you replace the batteries. To accomplish this, simply insert a small screwdriver that is flat into the slot in the middle of the. The case should split when you turn the screwdriver around it.
If you are about to replace the keys, ensure you have a spare as this can reduce your total cost by a substantial amount. If you have spare keys, 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 one, you can add an additional key to your car, but this requires a lot of research and effort. It will cost you a few hundred dollars to add a second car key. The computer in the car must also be programmed. Professionals can do this however it's a costly option.
Replacement Ignition
The modern SAAB 9-3 has a more sophisticated alarm system built on a keycode. This means that should you lose only one working key, replacing it with another key can be extremely costly since the car needs to have a specific computer module fitted and also needs to be specifically programmed to accept an extra key. Most locksmiths cannot do this, and even a dealer will charge several hundred dollars to program the new key!
If you've lost your sole working key, a dealer will repair 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. We can reprogramme the existing EEPROM inside your car's computer so that it's ready for an extra key. This will save you more than 50% of the cost you would spend at the dealer.
If you've been an owner of an 03-11 SAAB 9-3, then you likely realize that the ignition key isn't the most durable. They can get extremely sticky and the buttons can fall off at times and you should think about getting a replacement if yours isn't performing as it should. Luckily, replacing the ignition key isn't as difficult as it seems, and it can be done in a short time with the right tools.