Chevrolet/GMC Silverado 1500 / Sierra/Sierra Denali 1500 Owner Manual
(GMNA-Localizing-MidEast-16515122) - 2023 - CRC - 8/12/22
Driving and Operating
229
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 shift
lever is in P (Park). You or 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 (Mechanical Shifter)
or
Shifting Into Park (Electronic
.
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
Automatic Transfer Case
Two-Speed Transfer Case
Work Truck and Custom
Uplevel Shown, Base Level Similar
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 Driver Information Center
(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.