GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-17942154) - 2025
Keys, Doors, and Windows 31
Troubleshooting
See your dealer for service if ablue screen and
3 a
re displayed in the mirror, and the
display shuts off. Also, push the tab as indicated
to return to the automatic dimming mode.
The Rear Camera Mirror may not work properly
or display aclear image if:
•
There is glare from the sun or headlamps.
This may obstruct objects from view. If
needed, push the tab to turn off the display.
•
Dirt, snow, or other debris blocks the
camera lens. Clean the lens with a soft damp
cloth, or, if equipped, with the Rear Camera
Washer. See Rear Window Wiper/Washer
3103.
•
Th
e camera’s mounting on the vehicle has
been damaged, and/or the position or the
mounting angle of the camera has changed.
Windows
{ Warning
N
ever leave achild, ahelpless adult, or
a
pet alone in avehicle, especially with the
windows closed in warm or hot weather.
They can be overcome by the extreme heat
and suffer permanent injuries or even death
from heat stroke.
The vehicle aerodynamics are designed to
i
m
prove fuel economy performance. This may
result in apulsing sound when either rear
window is down and the front windows are
up. To reduce the sound, open either afront
window or the sunroof, if equipped.
Power Windows
{ W
arning
C
hildren could be seriously injured or
ki
lled if caught in the path of aclosing
window. Never leave theremote keyin
(Continued)