Chevrolet Silverado: Warning Lights, Gauges, and Indicators / Security Light

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.
This light is near the fuel gauge and comes on briefly when the ignition is turned
on as a check to show it is working.
It also comes on when the fuel tank is low on fuel...
This light comes on when the high-beam headlamps are in use. See Headlamp High/Low-Beam
Changer.
IntelliBeam Light
This light comes on when the IntelliBeam system, if equipped, is enabled...
Other information:
If equipped, the message REAR SEAT REMINDER LOOK IN REAR SEAT displays under
certain conditions indicating there may be an item or passenger in the rear seat.
Check before exiting the vehicle.
This feature will activate when a second row door is opened while the vehicle
is on or up to 10 minutes before the vehicle is turned on...
Warning
If temperature change or pain to the skin cannot be felt, the seat heater
may cause burns. To reduce the risk of burns, use care when using the seat heater,
especially for long periods of time. Do not place anything on the seat that insulates
against heat, such as a blanket, cushion, cover, or similar item...
Categories
Warning
Never leave a child, a helpless adult, or a pet alone in a vehicle, especially
with the windows closed in warm or hot weather. They can be overcome by the extreme
heat and suffer permanent injuries or even death from heat stroke.

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