Dolly Towing - GMC 2008 Envoy Denali Owner's Manual

4. Securely attach the vehicle being towed to the tow
vehicle.
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 (N). See
Four-Wheel Drive on page 2-29 for the proper
procedure to select the NEUTRAL (N) position
for your vehicle.
6. Release the parking brake only after the vehicle
being towed is firmly attached to the towing
vehicle.
7. Turn the ignition off.
After towing, see "Shifting Out of Neutral" under
Four-Wheel Drive on page 2-29.
4-42

Dolly Towing

Front Towing (Front Wheels Off
the Ground)
Two-Wheel-Drive Vehicles
Notice: If you tow a two-wheel-drive vehicle with
the rear wheels on the ground, the transmission
could be damaged. The repairs would not be
covered by your warranty. Never tow your vehicle
with the rear wheels on the ground.
Four-Wheel-Drive Vehicles
Four-wheel-drive vehicles can be dolly towed with the
rear wheels on the ground.
Use the following procedure to tow your vehicle:
1. Drive the vehicle onto the tow dolly.
2. Shift the automatic transmission to PARK (P).
3. Turn the engine off, but leave the ignition on.
4. Firmly set the parking brake.
5. Securely attach the vehicle being towed to
the dolly.