GMC Sierra Classic 2007 Owner's Manual page 156

Shifting In or Out of NEUTRAL
1. With the vehicle running and the engine at an
idle set the parking brake and apply the
regular brake.
2. Place the transmission into NEUTRAL (N).
Shift the transfer case in one continuous motion
into or out of the NEUTRAL position.
Automatic Transfer Case
Use these switches to shift into and out of
four-wheel drive.
156
The transfer case
buttons are located to
the left of the instrument
panel cluster.
Recommended Transfer Case Settings
Driving
Conditions m
2
Normal YES
Variable
Severe
Extreme
Vehicle
in Tow*
*See Recreational Vehicle Towing on page 418 for
further information.
You can choose among five driving settings:
Notice: Driving on clean, dry pavement in
Four-Wheel-Drive High or Four-Wheel-Drive
Low for an extended period of time may cause
premature wear on your vehicle's powertrain.
Do not drive on clean, dry pavement in
Four-Wheel-Drive High or Four-Wheel-Drive
Low for extended periods of time.
Transfer Case Settings
AUTO
m n
4 4
4WD
YES
YES
YES
N
YES