Hummer H2 2010 Owner's Manual page 172

When the System Does Not Seem To
Work Properly
The rear vision camera system might not work properly
or display a clear image if:
The RVC is turned off. See Turning the Rear
Camera System On or Off earlier in this section.
It is dark.
The sun or the beam of headlights is shining
directly into the camera lens.
Ice, snow, mud, or anything else builds up on the
camera lens. Clean the lens, rinse it with water,
and wipe it with a soft cloth.
The back of the vehicle is in an accident, the
position and mounting angle of the camera can
change or the camera can be affected. Be sure to
have the camera and its position and mounting
angle checked at your dealer.
There are extreme temperature changes.
3-54
The rear vision camera system display in the rearview
mirror may turn off or not appear as expected due to a
loss of video signal, or no video signal present during
the reverse cycle. The display will be blank and the left
indicator light will slowly flash as long as the vehicle is
in R (Reverse) or until the condition returns to normal.
z
Pressing and holding
flashing will turn off the video display along with the left
indicator light.
Universal Home Remote
System
See Radio Frequency Statement on page 8 18 for
information regarding Part 15 of the Federal
Communications Commission (FCC) Rules and
RSS-210/211 of Industry Canada.
The FCC Grant of Equipment Authorization Certificate
number is KOBFTE05A.
The Canadian Registration ID number is
3521A-FTE05A.
when the left indicator light is