GMC 2010 Terrain Owner's Manual page 113

This light comes on if the Traction
Control System (TCS) either has
a problem or is turned off. DIC
messages appear in the DIC display
to help explain. See
for more information.
See
and
for more
information.
This light comes on when the
StabiliTrak system is turned off.
If the Traction Control System (TCS)
is off, wheel spin is not limited. If the
StabiliTrak system is off, the system
does not assist in controlling the
vehicle. Turn on the TCS and the
StabiliTrak system and the warning
light turns off.
Check the DIC for applicable
messages. See
for more information.
See
and
for more
information.
®
The StabiliTrak system or the
Traction Control System (TCS)
indicator/warning light comes on
briefly while starting the engine.
If it does not, have the vehicle
serviced by your dealer/retailer.
If the system is working normally
the indicator light then goes off.