High-Beam On Light; Front Fog Lamp Light; Lamps On Reminder; Cruise Control Light - GMC CHEVROLET Silverado 1500 2021 Owner's Manual

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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 32.

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 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

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.
See Cruise Control 0 254.
Adaptive Cruise Control Light
If equipped, this light is white when the
Adaptive Cruise Control (ACC) is on and
ready, and turns green when the ACC is set
and active. When ACC is engaged and the
driver accelerates, the indicator will turn
blue. See Adaptive Cruise Control (Camera)
0 256.
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