Cadillac 2015 ATS Owner's Manual page 135

5-30 Instruments and Controls
Navigation View: This display
includes the information in speed
view along with Turn-by-Turn
Navigation information. The
compass heading is displayed when
navigation routing is not active.
Navigation Turn-by-Turn Alerts
shown in the instrument cluster may
also be displayed in any HUD view.
Performance View: This display
gives the speedometer reading (in
English or metric units), rpm
reading, transmission positions, and
gear shift indicator.
Care of the HUD
Clean the inside of the windscreen
to remove any dirt or film that could
reduce the sharpness or clarity of
the HUD image.
Clean the HUD lens with a soft cloth
sprayed with glass cleaner. Wipe
the lens gently, then dry it.
HUD Troubleshooting
Check that:
Nothing is covering the
HUD lens.
HUD brightness setting is not
too dim or too bright.
HUD is adjusted to the proper
height.
Polarised sunglasses are
not worn.
Windscreen and HUD lens are
clean.
If the HUD image is not correct,
contact your dealer.
The windscreen is part of the HUD
system. See Windscreen
Replacement on page 10-22.