Four-Wheel-Drive Light; Tow/Haul Mode Light; Stabilitrak ® Off Light - GMC 2013 Sierra Owner's Manual

If the vehicle is a hybrid, see the
hybrid supplement for more
information.

Four-Wheel-Drive Light

For vehicles equipped with the
four-wheel-drive light, it comes on
when a vehicle with a manual
transfer case is shifted into
four-wheel drive and the front axle
engages.
Some delay between the shifting
and the light coming on is normal.
See
for more information.

Tow/Haul Mode Light

For vehicles with the Tow/Haul
Mode feature, this light comes on
when the Tow/Haul Mode has been
activated.
For more information, see
.
®
StabiliTrak OFF Light
This light comes on briefly while
starting the engine.
Instruments and Controls
If it does not, have the vehicle
serviced by your dealer. If the
system is working normally, the
indicator light then goes off.
Press and release the Traction
Control System (TCS)/StabiliTrak
button to turn off TCS, and a
message displays in the DIC.
Press and briefly hold the TCS/
StabiliTrak button to turn off the
StabiliTrak system; the StabiliTrak
Off light comes on and a message
appears in the Driver Information
Center (DIC).
If the StabiliTrak/TCS system is off,
the system does not assist in
controlling the vehicle. Turn on the
StabiliTrak/TCS system and the
indicator light turns off.
See
, and
information.
5-25
for more