How to Replace the Replacement Key Battery For the Saab 9-3
Saab owners have a distinct set of steps to add another key. It requires dealer support using the handheld computer known as Tech-2. Then the transponder must be replaced and a key are required to be purchased.
Rotate your keys to prevent one from deteriorating faster than the other. This will also ensure that your keys remain in good condition.
Replacement Case
Contrary to the classic Saab keys of the past keys, the modern keys have electronic components which makes it more difficult to create a duplicate. This has made stealing cars considerably more difficult than it was just a few years ago. It also makes it more expensive to replace lost keys.
Every owner of a Saab 9-3 must have at least two functioning keys. It costs a fortune to replace a lost key as it requires replacing the CIM module, as well as reconfiguring the locking cylinders. Dealers will typically charge $100-$200 to do this.
There are options to avoid these costs. Certain parts suppliers will utilize the code of an old key to cut a brand new metal blade at a fraction the price of the dealer. The key must be exactly the same as the original for it to work in your vehicle.
You can also replace the case yourself by following these steps. You'll need a flathead and patience. With the screwdriver, break away the plastic and take out the emergency key. Once the case is open, remove the electronic components and place them into your new case. Place the key with the correct badge inside the case.
Replacement Battery
The replacement battery for the Saab 9-3 is a cheap component that can be replaced easily and quickly. This DIY video from YouTube user Cyclone Cyd explains how to replace the battery in the remote key fob in just four steps. This tutorial can be used for any modern saab-type key fob, however the procedure might differ slightly.
The first step is to locate the button that releases the backup key within the fob. The button is usually found on the back of the fob, just below the Saab Logo. Use a flathead to insert the screwdriver into the small hole in this button. This should be sufficient to allow you to open the fob case so that you can replace the battery.
After the new battery CR1632 is in place, you can reassemble the remote key fob, and then program it to your car. The entire process should not take more than an hour. This is a straightforward procedure that doesn't require special tools.
The process is more complicated in the event that you lose your key, but it is possible. The dealer has to first verify the VIN of the vehicle and order a replacement TWICE module and key blade with the correct unique code. The dealer will then have to program the key using MDI, a new software tool.
Key Replacement Fob
The key fob is the piece that locks and unlocks your car, it has a battery within. replacement key for saab 93 have a lifespan and eventually die. This is a problem that occurs with all cars. The good news is you can replace the battery in most key fobs, without having to replace the entire case. Amazon sells replacement fobs that have all the electronics in place. You can simply remove the case and replace the batteries. It's important to note that you will need to remove the emergency key first, and you can accomplish this by inserting an incredibly small screwdriver with a flat head into the slot in the middle of the case. The case should split when you rotate the screwdriver around it.

If you're planning to replace your keys, be sure to have an extra set on hand. This can save you a lot of money. If you have spare keys, you can have the dealer cut the new key and program it to your car, which is much cheaper than replacing the whole key fob.
It is possible to add a second key to your car if you don't already have one, however it requires a great deal of research and work. It costs around a hundred dollars to add a second car key. The computer of the vehicle must also be programmed. This can be accomplished by a professional, however it's a costly option for most owners.
Replacement Ignition
Unlike earlier Saab automobiles, the new SAAB 9-3 models are equipped with an advanced alarm system that is built on a key code. If you lose only one key, it may be costly to purchase a new one since the car must be equipped with a specific computer and be programmed to accept a new key. Locksmiths typically aren't able to program this and dealers will charge hundreds of dollars just to program the new key!
Dealers will charge you the highest price to replace your car's computer (also called the CIM or SAAB twice) If you lose your only functioning key. Instead, we can reprogram the EEPROM of your current car computer to make it ready for an additional key, slashing over 50% of what you'd pay at a dealership.
If you have owned a car like the SAAB 9-3 for quite a while, you know that the ignition keys aren't very durable. If your ignition key isn't working correctly, you should think about replacing it. They can become very sticky and the buttons have been known to fall off. It's good to know that replacing the ignition key isn't as difficult as it sounds and can be done fairly quickly with the proper tools.