Tow/Haul Mode Light; Stabilitrak ® Off Light - GMC 2012 Yukon/Yukon XL Owner's Manual

If the regular brake system warning
light is not on, the vehicle still has
brakes, but not antilock brakes.
If the regular brake system warning
light is also on, the vehicle does not
have antilock brakes and there is a
problem with the regular brakes.
See Brake System Warning Light on
page 5 23.
For vehicles with a Driver
Information Center (DIC), see Brake
System Messages on page 5 38 for
all brake related DIC messages.
If the vehicle is a hybrid, see the
hybrid supplement 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 Tow/Haul
Mode on page 9 36.
®
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 StabiliTrak
page 9 46, and Ride Control System
Messages on page 5 43 for more
information.
5-25
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System on