Mercedes-Benz 2013 GLS Class - Manual (Page 175)

Shift range:
= To use the engine's braking effect
5 To use the braking effect of the
engine on downhill gradients and
for driving:
R
on steep mountain roads
R
in mountainous terrain
R
in arduous conditions
4 To use the braking effect of the
engine on extremely steep downhill
gradients and on long downhill
stretches
Restricting the shift range
X Pull the left-hand steering wheel gearshift
paddle.
The automatic transmission shifts down
one gear and restricts the shift range to the
relevant gear.
i If the engine exceeds the maximum
engine speed when shifting down, the auto-
matic transmission protects against engine
damage by not shifting down.
i If the maximum engine speed for the shift
range is reached and you continue to accel-
erate, the automatic transmission shifts up,
even if the shift range is restricted. This
prevents the engine from overrevving.
Extending the shift range
X Pull the right-hand steering wheel gearshift
paddle.
The shift range is derestricted.
Clearing the shift range restriction
X Pull the right-hand steering wheel gearshift
paddle until the number for the gear disap-
pears from the multifunction display.
or
X Shift the transmission to position D.
The automatic transmission shifts from the
current shift range directly to
D.
Selecting the ideal shift range
X Pull the left-hand steering wheel gearshift
paddle and hold it in position.
The automatic transmission shifts to the
gear which allows optimum acceleration
and deceleration. To do this, the automatic
transmission shifts down one or more
gears.
Manual drive program (AMG vehicles
and vehicles with AMG Sports pack-
age)
Activating the manual drive program
X Press the program selector button
(
Y page 169) repeatedly until M appears in
the multifunction display.
X AMG vehicles: turn the drive program
selector ( Y page 170) until M appears in the
multifunction display.
The indicator
M on the drive program selec-
tor lights up in red.
Manual drive program M can be selected
using the program selector button or the drive
program selector. In manual drive program
M, you can change gear using the steering
wheel gearshift paddles if the transmission is
in position
D.
Shifting up
!
In manual gearshift program M, the auto-
matic transmission does not shift up auto-
matically even when the engine limiting
speed for the current gear is reached.
Automatic transmission
173
Driving and parking
Z