What does key-fob 2 battery low on your 2005 Chevy Avalanche?

When you see a "key-fob 2 battery low" warning on your 2005 Chevy Avalanche, it indicates that the battery in the second key fob is running low and may need to be replaced soon. This could result in decreased functionality, such as difficulty locking or unlocking the doors or starting the vehicle. It's advisable to replace the battery promptly to ensure the key fob works properly. You can usually replace the battery yourself by opening the fob and swapping in a new one, typically a CR2032 or similar type.