Other information:
Programming a MyKey
You can program any remote control to
become a restricted MyKey, but you must
leave one unmodified as an admin key.
Switch the ignition on using an admin
key.
Press Settings on the touchscreen.
Press Vehicle Settings.
Press MyKey...
DISASSEMBLY
Remove the rear bumper cover.
Refer to: Rear Bumper Cover (501-19 Bumpers, Removal and Installation).
Disconnect the hands-free liftgate module electrical connector.
Disconnect the rear park aid sensor electrical connectors...