Mercedes-Benz GLS Owner's Manual page 175

172 Light and sight
Press the wiper blade onto the wiper arm in
#
the direction of arrow 3 beyond the point of
resistance.
The wiper blade will engage with a noticeable
click and move freely again.
Fold the wiper arm back onto the wind‐
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screen.
Replacing the rear window wiper blade
& WARNING Risk of becoming trapped if
the windscreen wipers are switched on
while wiper blades are being replaced
If the windscreen wipers begin to move while
you are changing the wiper blades, you can
be trapped by the wiper arm.
Always switch off the windscreen wip‐
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ers and ignition before changing the
wiper blades.
Removing the wiper blade
switch the ignition off.
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Fold wiper arm 2 away from the rear win‐
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dow until it engages in the replacement posi‐
tion.
Unclip wiper blade 1 from wiper arm
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and remove it in the direction of arrow 3.
Fitting the wiper blade
Position wiper blade
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holder 2 on the wiper arm.
2
Push wiper blade
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4 until it engages in holder 2.
Make sure that wiper blade
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rectly.
1 with both lugs 3 on
1 in the direction of arrow
1 is seated cor‐