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:
The cargo lamps provide more light in the cargo area or on the sides of the vehicle,
if needed. The lamps inside the pickup box, in the tailgate handle, for the hitch,
and/or the cargo mirror lamps also turn on, if equipped.
If the vehicle is in P (Park), R (Reverse), or N (Neutral) the Cargo Lamp Switch
causes the lights to cycle through the following states for each button press:
- Initial Press:
- CHMSL/Cargo Bed Lights - On
- Cargo Mirror Lights - On
- Cargo Switch Indicator (if equipped) - On
- Next Press: (if with in 5 seconds of the previous button press):
- CHMSL/Cargo Bed Lights - On
- Cargo Mirror Lights - Off
- Cargo Switch Indicator (if equipped) - On
- Next Press:
- CHMSL/Cargo Bed Lights - Off
- Cargo Mirror Lights - Off
- Cargo Switch Indicator (if equipped) - Off
Become familiar with and follow all state and local laws that apply to cargo
lamp operation...
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...