Power Mirrors - GMC SIERRA 2020 Owner's Manual

Power Extend : If equipped, press
the power extend button to fully
extend the mirror. Press again to
retract.
Resetting the Power Extend
Mirrors
Reset the power extend mirrors if:
The mirrors are accidentally
obstructed while extending/
retracting.
The mirrors are accidentally
manually extended/retracted.
The mirrors vibrate at normal
driving speeds.
If a popping noise from the mirror is
heard, this sound is normal as the
manual detents are aligning after a
manual extend/retract operation has
occurred.
Auxiliary Cargo Mirror Lamps
If equipped, cargo mirror lamps face
rearward to provide more light on
the sides of the vehicle, if needed.
See Exterior Cargo Lamps 0 171.
Advanced Trailering Vision
System Side Cameras
If equipped, the Advanced Trailering
Vision System side cameras are on
the bottom of the outside mirrors.
See Surround Vision (360
Degrees) under Assistance
Systems for Parking or Backing
0 257.
Keys, Doors, and Windows

Power Mirrors

To adjust each mirror:
1. Press or
driver or passenger side mirror.
The indicator light will
illuminate.
2. Press the arrows on the control
pad to move the mirror in the
desired direction.
3. Adjust each outside mirror so
that a little of the vehicle and
the area behind it can be seen.
4. Press or
deselect the mirror.
41
to select the
again to