How To Put New Battery In Car Key. Note that you should avoid touching the key fob circuit and mind the batterys positive and negative orientation while replacing it. Turn the ignition key or press the ignition button of the car with the dead battery.
I assumed that other GM vehicles would have the same type of equipment. Check the fobs plastic for a diagram showing how to install the battery. Start with the negative terminal and disconnect the negative battery cable.
Check the fobs plastic for a diagram showing how to install the battery.
When the screw head is rounded off it cannot be removed and therefore the only way to change the battery is to break the key open and replace the case. Replace the batteries inside the key fobs. Uses a CR2032 Battery. The key fob is verified to see if it needs a battery replacement.
