nothing works and I replaced the battery. to the fob
You have a failure with the key or the computer that senses the chip in the key.
Check ebay. A quick search there using "pacifica key" turns up a lot of results including complete new keys and key shells w/blade.
You do not have to reset the key fob when changing the battery.
To reprogram a 2005 Chrysler Pacifica key fob, first, insert the key into the ignition and turn it to the "On" position without starting the engine. Press and hold the "Unlock" button on the key fob while turning the ignition back to the "Off" position, then back to "On" again. Release the "Unlock" button and press the "Lock" button on the fob within 5 seconds. Repeat this process for any additional fobs you wish to program, as the system can program up to four fobs.
how do i reset key fob for a vw golf 2001 how do i reset key fob for a vw golf 2001
Use the key fob. Lock then unlock
how to reset remote key fob for Mercedes SL 320
The Chrysler 300 key FOB must initially be programmed at the Chrysler dealership. You can use the Chrysler dealership FOB code to change the initial code to your personal code.
how do you reset the fob for a mitsubishi magna
how do you reset key fob on citreoun c2
The factory alarm can not be disabled. It is reset by unlocking the car with the remote or with the key in the door.
The key fob doesn't get reset... the keyless entry module gets programmed to accept commands from that key fob. If your key fob suddenly stops working and it's not a battery issue, then you either have a problem with your key fob itself, or the keyless entry module, and it'll need to be diagnosed and repaired accordingly.