Other information:
The system becomes ready to start searching for lane markings when all the
following conditions are met:
The vehicle is traveling between about 45 and 90 mph (72 and 145 km/h).
The vehicle is on a straight or slightly curved road.
The turn signals are off...
Press the power tailgate button for more than
one second to operate when the power mode
is in VEHICLE OFF (LOCK).
Some exterior lights flash and the beeper sounds.
If you press the button again while the power
tailgate is moving, it will stop...