See also:

Flash Lights With Lock
The feature will cause the turn signal lights to flash when the doors are locked or unlocked with the RKE transmitter. This feature can be turned on or turned off. To change the current setting, ...

Lights-On Reminder
If the headlights or parking lights are on after the ignition is turned to the LOCK position, a chime will sound to alert the driver when the driver’s door is opened. ...

To Lock The Doors And Liftgate
Press and release the LOCK button on the RKE transmitter to lock all doors and the liftgate. The turn signal lights will flash and the horn will chirp to acknowledge the lock signal. ...