Most key fobs have a little slot you can use to pop them open with a small flatheaded screwdriver, a butter knife or another ...

To replace the battery: Open the fob using the same release method you used to access the mechanical key. Look for a notch or seam to pry the fob open gently with a small screwdriver or coin.

These modern key fobs add conveniences, but replacing them if they get lost or broken can be expensive. To better understand the steps needed to replace ... including a Chrysler/Jeep/Dodge ...