Mercedes-Benz GLS Operator's Manual page 126

Windshield wipers
124
Replacing the rear window wiper blade
Removing a wiper blade
Remove the SmartKey from the ignition lock.
X
Fold wiper arm : away from the rear window
X
until it engages.
Problems with the windshield wipers
Problem
The windshield wipers
are jammed.
The windshield wipers
fail completely.
Possible causes/consequences and M Solutions
Leaves or snow, for example, may be obstructing the windshield wiper
movement. The wiper motor has been deactivated.
For safety reasons, you should remove the SmartKey from the igni-
X
tion lock.
or
Switch off the engine using the Start/Stop button and open the
X
driver's door.
Remove the cause of the obstruction.
X
Switch the windshield wipers back on.
X
The windshield wiper drive is malfunctioning.
Select another wiper speed on the combination switch.
X
Have the windshield wipers checked at a qualified specialist work-
X
shop.
Position wiper blade ; at a right angle to
X
wiper arm :.
Hold wiper arm : and press wiper blade ;
X
in the direction of the arrow until it releases.
Remove wiper blade ;.
X
Installing a wiper blade
Place new wiper blade ; onto wiper arm :.
X
Hold wiper arm : and press wiper blade ;
X
in the opposite direction to the arrow until it
engages.
Make sure that wiper blade ; is seated cor-
X
rectly.
Position wiper blade ; parallel to wiper
X
arm :.
Fold wiper arm : back onto the rear window.
X