Security Light; Fog Lamp Light; Cruise Control Light; Highbeam On Light - GMC Sierra Denali 2009 Owner's Manual

If the light comes on and stays on, it means that oil is
not flowing through the engine properly. The vehicle
could be low on oil and it might have some other system
problem.

Security Light

Fog Lamp Light

The light goes out when the fog lamps are turned off.
See Fog Lamps on page 3-16 for more information.
3-46
This light flashes when the
vehicle security system is
activated.
The fog lamp light comes
on when the fog lamps are
in use.

Cruise Control Light

The light goes out when the cruise control is turned off.
See Cruise Control on page 3-10 for more information.

Highbeam On Light

See Headlamp High/Low-Beam Changer on page 3-8
for more information.
The cruise control light
comes on whenever the
cruise control is set.
This light comes on when
the high-beam headlamps
are in use.