Chevrolet 2007 Avalanche Navigation Manual page 54

The camera uses a special lens. The distance of
the image that appears on the screen differs
from the actual distance. The area displayed by
the camera is limited. The camera does not display
objects which are close to either corner of the
bumper or under the bumper. The area displayed
on the screen may vary according to vehicle
orientation or road conditions.
The following illustration shows the field of view
that the camera provides.
Yukon XL Denali shown; Yukon, Yukon XL,
Yukon Denali, Tahoe, Suburban, Avalanche similar
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