Chevrolet Silverado 2007 Owner's Manual page 448

Four-Wheel-Drive Vehicles
Use the following procedure to tow your vehicle
from the rear:
1. Drive the vehicle onto the dolly.
2. Firmly set the parking brake. See Parking
Brake on page 169.
3. Put the transmission in PARK (P).
4. Follow the dolly manufacturer's instructions to
attach and secure the vehicle being towed to
the dolly and then the loaded dolly to the
tow vehicle.
Use an adequate clamping device to ensure
that the front wheels are locked into the
straight position.
448
CAUTION:
{
Shifting a four-wheel-drive vehicle's
transfer case into NEUTRAL can cause
your vehicle to roll even if the
transmission is in PARK (P). You or
others could be injured. Make sure the
parking brake is firmly set before you shift
the transfer case to NEUTRAL.
5. Shift the transfer case to NEUTRAL. See
Four-Wheel Drive on page 154.
6. Release the parking brake only after the
vehicle being towed is firmly attached to
the tow vehicle.
7. Turn the ignition to LOCK.