GMC Terrain 2018 Owner's Manual page 333

332 Vehicle Care
Here are some important things to
consider before recreational vehicle
towing:
The towing capacity of the
towing vehicle. Be sure to read
the tow vehicle manufacturer's
recommendations.
How far the vehicle will be
towed. Some vehicles have
restrictions on how far and how
long they can tow.
The proper towing equipment.
See your dealer or trailering
professional for additional advice
and equipment
recommendations.
If the vehicle is ready to be
towed. Just as preparing the
vehicle for a long trip, make sure
the vehicle is prepared to be
towed.
Dinghy Towing
Caution
If the vehicle is towed with all four
wheels on the ground, the
drivetrain components could be
damaged. The repairs would not
be covered by the vehicle
warranty. Do not tow the vehicle
with all four wheels on the
ground.
The vehicle was not designed to be
towed with all four wheels on the
ground. The vehicle may be towed
using a platform trailer with all four
wheels off the ground. Some
vehicles may be dolly towed. See
the following information on dolly
towing.
Dolly Towing (All-Wheel-Drive
Vehicles)
All-wheel-drive vehicles cannot be
towed with two wheels on the
ground. To properly tow these
vehicles, they should be placed on
a platform trailer with all four wheels
off of the ground.
Dolly Towing
(Front-Wheel-Drive Vehicles)