This keyless remote programming instruction works on this remote with part # 56045497AA, 56045497AB, 56045497AC, and FCC id GQ43VT9T
Then wait for chimes to stop.
2. Press the UNLOCK button for 4 to 10 seconds keep on pressing the existing (working) remote.
3. Within that 4 to 10 seconds from step 2, continue pressing the UNLOCK then press PANIC for 1 second and release both buttons. A chime will sound indicating that you're now in programming mode.
4. Within 30 seconds press any button on all remotes to be programmed
including existing (programmed) remotes. A chime sounds for each remotes you're programming.
5. Turn the ignition OFF position to end the programming mode.