Front Axle Locking Feature - GMC 2000 Yukon XL Owner's Manual

Tow/Haul Mode Selector Switch
Your vehicle is equipped with a tow/haul mode. The
selector switch is located on the end of the column shift
lever. You can use this feature to assist when towing or
hauling a heavy load. See "Tow/Haul Mode" in the
Index for more information.
The Tow/Haul Mode also interacts with the Autoride
feature, if your vehicle is so equipped, to enhance the ride
when trailering or with a loaded vehicle. See "Autoride
in the Index.
2-22
Four Wheel Drive (If Equipped)
-
If your vehicle has four
engine's driving power to all four wheels for extra
traction. To get the most satisfaction out of four
drive, you must be familiar with its operation. Read the
part that follows before using four
appropriate text for the transfer case in your vehicle.
NOTICE:
Driving in the 4
-
4 WHEEL LOW (4L) positions for a long time
on dry or wet pavement could shorten the life
of your vehicle's drivetrain.

Front Axle Locking Feature

The front axle locks and unlocks automatically when
you shift the transfer case. Some delay for the axle to
t
lock or unlock is normal.
t
"
-
wheel drive, you can send your
-
wheel drive. See the
-
WHEEL HIGH (4H) or
-
wheel