Chevrolet Silverado: Warning Lights, Gauges, and Indicators / Traction Control System (TCS)/Electronic Stability Control Light

If equipped, the Electronic Stability Control (ESC) or TCS indicator/warning
light comes on briefly when the engine is started.
If the light 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 is on and not flashing, the TCS, and potentially the ESC system
have been disabled.
If the indicator/warning light is on and flashing, the TCS and/or the ESC system
is actively working.
See Traction Control/Electronic Stability Control.
Trailer Sway Control Light (Uplevel Cluster)

This light will flash when Trailer Sway Control is active. See Trailer Sway Control
(TSC).
This light comes on briefly while starting the engine. If it does not, have the
vehicle serviced by your dealer. If the system is working normally, the indicator
light then turns off...
This light comes on briefly while starting the engine. If it does not, have the
vehicle serviced by your dealer.
This light comes on when the ESC system is turned off...
Other information:
If equipped, task lighting projects light from the outside mirrors away from
the vehicle.
While the vehicle is parked, press
to select one of the following options:
Left and Right Task Lights Illuminated
Left Task Light Illuminated
Right Task Light Illuminated
Left and Right Task Lights Off
If the vehicle leaves a parked position, the lights will immediately turn off...
Warning
With head restraints that are not installed and adjusted properly, there
is a greater chance that occupants will suffer a neck/spinal injury in a crash.
Do not drive until the head restraints for all occupants are installed and adjusted
properly...