Heated Mirrors; Automatic Dimming Mirror; Blind Spot Mirrors - GMC SIERRA 2020 Owner's Manual

Remote Mirror Folding
If equipped, press and hold
the RKE transmitter for
approximately one second to
remotely fold the exterior mirrors.
Press and hold on the RKE
transmitter for approximately
one second to unfold. See Remote
Keyless Entry (RKE) System
Operation (Key Access) 0 13 or
Remote Keyless Entry (RKE)
System Operation (Keyless Access)
0 16.
This feature can be turned on or off.
See Vehicle Personalization 0 156.

Heated Mirrors

If equipped with heated mirrors:
1
REAR : Press to heat the
outside mirrors.
See Rear Window Defogger under
Dual Automatic Climate Control
System 0 179.
Automatic Dimming
Mirror
on
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 mirror.
It can show objects that may be in
the vehicle's blind zone.
Keys, Doors, and Windows
Driving with the Blind Spot
Mirror
Actual Mirror View
43