Mercedes-Benz 2013 GLS Class - Manual (Page 238)

R
Maintain a greater distance from the vehi-
cle in front than when driving without a
trailer.
R
Avoid braking abruptly. If possible, brake
gently at first to allow the trailer to run on.
Then, increase the braking force rapidly.
R
The values given for gradient-climbing
capabilities from a standstill refer to sea
level. When driving in mountainous areas,
note that the power output of the engine,
and consequently the vehicle's gradient-
climbing capability, decrease with increas-
ing altitude.
Folding out the ball coupling
G
WARNING
If the ball coupling is not correctly engaged,
the trailer can detach. There is a risk of an
accident.
Always engage the ball coupling as described.
G
WARNING
If you release the ball coupling or it does not
engage correctly when folding in, it will swing
out. Within pivoting range of the ball coupling,
there is an increased risk of an accident and
injury.
Only release the ball coupling if the pivoting
range is unobstructed. Always make sure that
the ball coupling engages when folding in.
CLS Shooting Brake
Before you can tow a trailer with your vehicle,
you must fold out the ball coupling.
The release wheel is located behind the left-
hand side trim panel in the boot/luggage
compartment.
To open the cover:
X Turn handle : anti-clockwise and fold
down cover ;.
CLS Shooting Brake
To unlock and fold out the ball coupling:
X Grip release wheel ? so that your thumb
lies on the thumb rest.
X Turn release wheel ? anti-clockwise until
the ball coupling releases and folds out
from under the rear bumper. Indicator lamp
= flashes.
X Pull the ball coupling in the direction of the
arrow until it engages in a vertical position.
Indicator lamp = goes out.
236
Towing a trailer
Driving and parking