GMC Denali 2023, Owner'S Manual, Page: 209 / 432

GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-16417394) - 2023 - CRC - 5/16/22
208 Driving and Operating
Drive Systems
Four-Wheel Drive
If equipped, four-wheel drive engages the
front axle for extra traction.
Read the appropriate section for transfer
case operation before using.
Caution
Do not drive on clean, dry pavement in
4
m
and 4
n
(if equipped) for an extended
period of time. These conditions may
cause premature wear on the vehicle
’ s
powertrain.
Driving on clean, dry pavement in 4
m
or
4
n
may:
.
Cause a vibration to be felt in the
steering system.
. Cause tires to wear faster.
{
Warning
If equipped with four-wheel drive, the
vehicle will be free to roll if the transfer
case is in N (Neutral), even when the
transmission is in P (Park). You or
(Continued)
Warning (Continued)
someone else could be seriously injured.
Be sure the transfer case is in a drive
gear
— 2
m
, 4
m
, or 4
n
— or set the
parking brake before placing the transfer
case in N (Neutral). See
Shifting Into Park
0 201 .
Caution
Extended high-speed operation in 4
n
may damage or shorten the life of the
drivetrain.
An engagement noise and bump is normal
when shifting between 4
n
and 4
m
or
N (Neutral), with the engine running.
Shifting into 4
n
will turn Traction Control
and StabiliTrak/Electronic Stability Control
(ESC) off. See
Traction Control/Electronic
Stability Control 0 214 .
Automatic Transfer Case
Two-Speed Transfer Case
If equipped, the transfer case controls are
used to shift into and out of four-wheel
drive.
To shift the transfer case, press the desired
button. The graphic in the instrument
cluster will flash while a shift is in progress.
The graphic displayed will change to indicate
the setting requested.
When the shift is complete the graphic will
stop flashing. The DIC message turns off
once the shift is complete. If the transfer
case cannot complete a shift request, it will
go back to its last chosen setting.