Keyless entry programmming
as long as you already have an existing remote you can follow these steps to program additional units
Up to 4 transmitters can be programmed to your vehicle. To program a transmitter perform the following procedure:
1: with the vehicle in Park, turn the ignition switch to the ON position
2: Using a previously programmed transmitter, press the Unlock button on the transmitter. Continue to hold the button for at least 4 seconds but no longer than 10 seconds, then press and hold the Panic button for at least one second. Release both buttons simultaneously. You will hear a chime to signal that you can proceed with programming the new transmitter.
3: Press and release ANY button on the new transmitter to be programmed as well as the previously programmed transmitter. You will hear a chime when a transmitter has been successfully programmed. You will have 30 seconds to finish programming all new transmitters. A chime will sound when 30 seconds is over or the ignition switch is turned to the LOCK position.