How To Replace My Battery In My Key Fob. Listen for a Lock Sound. Battery and door key inside the key fob.
Once the voltage gets to a certain point the warning light will illuminate on the dash to let you know to replace the batteries. Turn on the Ignition. Press and hold the Unlock button on your key fob for about 10 seconds.
I tried that once.
Sync your other key fobs to your RAM by pressing any of their buttons. Listen for a Lock Sound. If this is happening to your key fob you should seek out a key fob battery replacement immediately. Sync your other key fobs to your RAM by pressing any of their buttons.
