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Black plate (56,1)
GMC Sierra Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
5853626) - 2014 - CRC - 6/6/14
9-56
Driving and Operating
Turning the Systems Off
and On
The button for TCS and StabiliTrak
is on the center stack.
{
Caution
Do not repeatedly brake or
accelerate heavily when TCS is
off. The vehicle driveline could be
damaged.
To turn off only TCS, press and
release the
g
button. The traction
off light
i
displays in the instrument
cluster. The appropriate message
will display in the DIC. See
Control System Messages on
page 5-40
. To turn TCS on again,
press and release the
g
button. The
traction off light
i
displayed in the
instrument cluster will turn off.
If TCS is limiting wheel spin when
the
g
button is pressed, the system
will not turn off until the wheels stop
spinning.
To turn off both TCS and StabiliTrak,
press and hold the
g
button until
the traction off light
i
and the
StabiliTrak OFF light
g
come on
and stay on in the instrument
cluster, then release. The
appropriate message will display in
the DIC. See
To turn TCS and StabiliTrak on
again, press and release the
g
button. The traction off light
i
and
the StabiliTrak OFF light
g
in the
instrument cluster turn off.
StabiliTrak will automatically turn on
if the vehicle exceeds 56 km/h
(35 mph). Traction control will
remain off.
The vehicle has a Trailer Sway
Control (TSC) feature and a Hill
Start Assist (HSA) feature. See
Trailer Sway Control (TSC) on
page 9-98
or
.
Adding accessories can affect the
vehicle performance. See
Accessories and Modifications on
page 10-3
.
Hill Descent
Control (HDC)
If equipped, HDC can be used when
driving downhill. It sets and
maintains vehicle speed while
descending a very steep incline in a
forward or reverse gear.
The HDC switch is on the center
stack, below the climate controls.