How to Replace the Replacement Key Battery For the Saab 9-3
Saab owners have a distinct set of steps to take to add an additional key. This requires a handheld computer, called Tech-2 which is to be used by the dealer. Then the transponder is replaced and a key need to be purchased.
It is a good idea to rotate your keys so that one doesn't get worn out more quickly than the other. This will also help to keep your keys in good condition.
Replacement Case
The new key fobs for keys are not like the older Saab keys. They're equipped with electronic devices that make it difficult to copy. This has made car theft 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 is expensive to replace a lost or damaged key since it requires replacing the CIM module, as well as changing the locking cylinders. Dealers usually charge between $100 and $200 for this.
There are ways to reduce these high costs. Some parts dealers will use the code of an extra key to cut a new metal blade for less than the price of the dealer. The key must be exactly the same as the original in order for it to function in your vehicle.
Follow these steps to replace the case. You will need a flathead screwdriver and some patience. Using the screwdriver, slowly tear the plastic away and separate the emergency key from the case. Once you have the case open, take the electronics out 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 an affordable component that can be replaced easily and quickly. This video tutorial on DIY from YouTube Cyclone Cyd, a user on YouTube, explains how to replace the battery for the remote key fob in just four steps. This tutorial is compatible with any modern Saab key fob. However, the procedure may differ slightly.
saab 9 3 key replacement is to find the button that lets off the backup key within the fob. The button is usually found on the back of your fob right next to the Saab Logo. Use a flathead screwdriver to insert the screwdriver into the tiny hole on this button. This should be enough to unlock the fob's case to allow you to replace the battery.
After the new battery CR1632 is installed it is possible to reassemble the remote key fob, and then program it to your car. The entire process shouldn't take more than an hour. This is a very easy procedure that doesn't require special tools.
The process is more complex if you lose the key, but it's possible. The dealer will have to determine the VIN of the car and then purchase a replacement key blade and TWICE module, both with the correct unique code. After that, they'll need to cut the replacement key and then program it using an innovative software tool called MDI.
Replacement Key Fob
The key fob comes with an internal battery that is used to lock and unlock your car. The batteries have a lifespan, and they will eventually die. This is a typical issue that happens with all cars and the good thing is that you can change the batteries on most key fobs and not have to replace the whole case. Amazon sells replacement fobs that already have all the electronics in place. You can simply remove the case and replace the batteries. It is important to keep in mind that you'll need take out the emergency key first. you can do this by putting an incredibly small screwdriver with a flat head into the slot that is located in the middle of the case. The case will split when you turn the screwdriver around it.
If you're ready to change your keys, keep a spare available. This can save you a lot of money. If you have an additional key, you can request the dealer to cut it and program it for your vehicle. This is much cheaper than purchasing a brand new key fob.
If you don't have a spare you can add a second key to your car, but this 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 however it's a costly option.
Replacement Ignition
In contrast to earlier Saab automobiles, the new SAAB 9-3 models have an advanced alarm system that is built on a key code. If you lose only one key, it can be expensive to add another one because the car must have a special computer added and also be programmed to accept a brand new key. Most locksmiths can't do this, and even dealers will charge hundreds of dollars just to program the new key!
Dealers will charge you the highest price to replace your car computer (also known as the CIM or SAAB twice) in the event that you lose the only working key. We can reprogram the EEPROM in your car computer to be ready to accept an additional key. This will save you more than 50% of the cost you have to pay an auto dealer.
If you've been a long-time owner of an 03-11 SAAB 9-3, then you probably realize that the ignition key isn't the most durable. They can be extremely sticky, and the buttons are known to be removed from them every now and then It is recommended that you consider replacing your ignition key if it isn't working as it should. Luckily, replacing the ignition key isn't as complicated as it seems and can be done in a short time with the proper tools.