Heated Mirrors; Automatic Dimming Mirror; Blind Spot Mirrors - GMC 2016 Sierra Owner's Manual

48 Keys, Doors, and Windows
Auto Mirror Folding
If equipped, with the ignition off,
press and hold on the RKE
transmitter for approximately
one second to automatically fold the
exterior mirrors. Press and hold
on the RKE transmitter for
approximately one second to unfold.
See Remote Keyless Entry (RKE)
System Operation 0 35.
This feature is turned on or off
through vehicle personalization. See
Vehicle Personalization 0 163.
Turn Signal Indicator
If equipped, indicator lights on the
mirror flash in the direction of the
turn or lane change.

Heated Mirrors

If equipped with heated mirrors:
1
(Rear Window Defogger) :
Press to heat the mirrors. If the
vehicle has towing mirrors, only the
upper glass of the mirror is heated.
The lower convex part of the towing
mirrors is not heated.
See Rear Window Defogger under
Dual Automatic Climate Control
System 0 250.
Automatic Dimming
Mirror
If equipped, the driver outside mirror
automatically adjusts for the glare of
the headlamps from behind. This
feature comes on when the vehicle
is started.

Blind Spot Mirrors

If equipped, there is a small convex
mirror built into the upper and outer
corner of the driver outside rearview
mirror. It can show objects that may
be in the vehicle's blind zone.
Driving with the Blind Spot
Mirror
Actual Mirror View