How do you change battery 2004 avalanche remote control?

To change the battery in a 2004 Avalanche remote control, first, locate the small slot on the side of the remote. Use a flathead screwdriver or a coin to gently pry it open. Remove the old battery, noting its orientation, and replace it with a new CR2032 battery, ensuring the positive (+) side is facing up. Finally, snap the remote back together and test its functionality.