How to Replace the Replacement Key Battery For the Saab 9-3
Saab owners must follow a set of steps that are unique to add a second ignition key. It requires dealer support using the handheld computer known as Tech-2. Then a new key as well as transponder must be purchased and programmed to the car.
It is an excellent idea to rotate your keys so that one doesn't wear out faster than the other. This will also ensure that your keys remain in pristine condition.
Replacement Case
Unlike the classic Saab keys of old keys, the new key fobs contain electronics which makes it difficult to duplicate. This has made theft of cars much more difficult than twenty years ago. It also makes it more expensive to replace keys lost.
Saab 9-3 owners should have two keys that work. It's expensive to replace a lost key as it requires replacing the CIM module, and programming the locking cylinders. Dealers will typically charge $100-$200 to do this.
There are a few ways to avoid these high cost. Some parts suppliers will find the code from an old key (usually the same one that opens the doors and turns off the ignition) and cut a new metal key blade at a fraction of the dealer's cost. The key must be exactly the identical to the original one for it to function in your vehicle.
You can also change the case yourself by following these steps. You'll require a flathead and patience. With the screwdriver, pry off the plastic and then remove the emergency key. When the case is opened, remove all electronics and put them in the new case. Make sure you insert the correct key and badge into the case.
Replacement Battery
The replacement battery for the Saab 9-3 is an inexpensive part that can be replaced quickly and easily. This YouTube DIY video Cyclone Cyd shows how to replace the battery in the remote key fob in only four steps. This tutorial can be used with any modern Saab key fob. However, the procedure may differ slightly.
This button is usually located close to the Saab logo on the back of the fob. It is usually located next to the Saab logo on the back of the fob. Use a flathead screwdriver to insert the screwdriver into the tiny hole in this button. This should be sufficient to open the case to allow you to change the battery.
Once you have installed the CR1632 batteries, you can rebuild your remote key fob. You can then program it into your car. The entire process shouldn't exceed an hour. It's a simple procedure that doesn't require special tools.
If you lose a key, the process is more complicated, but it can still be completed. The dealer must verify the VIN of the car, and then order a new key blade and a TWICE module with the correct unique code. After saab keys , they'll have to cut the replacement key and then program it using a brand new tool for programming called MDI.
Key Replacement Fob
The key fob is a device that locks and unlocks your car, it has a battery within. The batteries last for a period of, and they will eventually go out of service. It's a common issue with all cars. The good thing is that you can replace the battery in all key fobs, and not have to replace the entire case. Amazon sells replacement fobs that already have all the electronic components in place. You can simply open the case and replace the batteries. You'll need to remove the emergency key before you can replace the batteries. To accomplish this, simply insert an small screwdriver with a flat head into the slot in the middle. The case will split when you move the screwdriver around it.
If you're looking to replace your keys, have a spare on hand. This will save you a significant amount of money. If you have an extra key, you can ask the dealer to cut the key and program it for your car. This is less expensive than purchasing a new fob.

It is possible to add another key to your car If you don't already have one, but it requires some research and effort. Adding a second key costs around a hundred dollars and it also requires programming of the car's computer. Professionals can accomplish this but it's not a cheap option.
Replacement Ignition
The current SAAB 9-3 is an advanced alarm system built around a key code. This means that in the event that you lose your only working key, acquiring another key can be extremely expensive because the car needs to have a unique computer module installed and it must also be specifically programmed to accept an extra key. Dealers can even charge hundreds of dollars to program the new key even if they're unable to do it.
Dealers will charge you the highest price to replace your car computer (also called the CIM or SAAB twice) in the event that you lose your only working key. Instead we can reprogramme the EEPROM in your current car computer to prepare it for a replacement key, which will save you more than 50% of the price you have to pay at a dealership.
If you've been a long-time owner of an 03-11 SAAB 9-3, then you likely have noticed that the ignition switch isn't the most robust. They can become extremely sticky, and the buttons can fall off of them at times It is recommended that you consider replacing your ignition key if it isn't functioning properly. It's not so difficult as it may seem to replace the ignition key. With the right tools, it can be done quickly.