Mercedes-Benz GLS 2020 Operator's Manual page 113

Fold corresponding seat backrest
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until it engages.
Left and right seat backrests: if the seat
backrest is not engaged and locked, this will
be shown on the multifunction display on the
instrument cluster.
A warning tone will also sound.
Center seat backrest: if the seat backrest is
not engaged and locked, red lock verification
indicator 2 will be visible.
Locking the release catch of the center rear
seat backrest
Requirements:
The left and center seat backrests are
R
engaged and joined together.
Lock the center seat backrest release catch if
you want to secure the cargo compartment
against unauthorized access. The center seat
backrest can then be folded forwards only
together with the left seat backrest.
1 back
Seats and stowing 111
Fold the center and left seat backrests for‐
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wards.
To lock: slide catch 1 upwards.
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The release catch of the center seat backrest
will be locked.
To unlock: slide catch 1 downwards.
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