Add Duplicate Key (Requires two working keys):
1. Insert an existing key into the ignition cylinder.
2. Turn the ignition cylinder to ON (RUN) and back to OFF.
3. Remove the existing key and, within five seconds, insert a second key and turn it to ON (RUN) then back OFF.
4. Insert the new key before ten seconds have elapsed and turn it to ON (RUN). Leave it on for one second and turn back to OFF
5. The security light will light up for three seconds to indicate that the new key has been successfully programmed.

Step by Step How to Program Instructions:

1. Turn the ignition from OFF to RUN 4 times within 6 seconds.
2. Turn the ignition OFF. The system will chime to confirm programming mode.
3. Within 20 seconds, press any button on first keyless remote. The system will chime once to confirm programming.
4. Within 20 seconds, press any button on second keyless remote. System will chime once to confirm programming.
5. Turn ignition to RUN to exit programming mode.