High-Beam On Light; Front Fog Lamp Light; Lamps On Reminder; Cruise Control Light - GMC Sierra 2500 HD2022 Owner's Manual

The security light should come on briefly as
the engine is started. If it does not come on,
have the vehicle serviced by your dealer.
If the system is working normally, the
indicator light turns off.
If the light stays on and the engine does
not start, there could be a problem with the
theft-deterrent system. See Immobilizer
Operation 0 33.

High-Beam On Light

This light comes on when the high-beam
headlamps are in use. See Headlamp High/
Low-Beam Changer 0 141.
IntelliBeam Light
This light comes on when the IntelliBeam
system, if equipped, is enabled. See Exterior
Lamp Controls 0 139.

Front Fog Lamp Light

For vehicles with fog lamps, this light comes
on when the fog lamps are turned on.
The light goes out when the fog lamps are
turned off. See Fog Lamps 0 143.

Lamps On Reminder

This light comes on when the exterior lamps
are in use, except when only the Daytime
Running Lamps (DRL) are active. See Exterior
Lamp Controls 0 139.
Instruments and Controls

Cruise Control Light

For vehicles with cruise control, the cruise
control light is white when the cruise
control is on and ready, and turns green
when the cruise control is set and active.
The light turns off when the cruise control is
turned off. See Cruise Control 0 250.

Door Ajar Light

This light comes on when a door is open or
not securely latched. Before driving, check
that all doors are properly closed.
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