Enlarging the cargo compartment

Important safety notes

WARNING When expanding the cargo volume, always 
When expanding the cargo volume, always fully fold the corresponding seats and, if so equipped, always use the cargo net when transporting cargo.
Unless you are transporting cargo, the seat backrests must remain properly locked in the upright position.
In an accident, during hard braking or sudden maneuvers, loose items will be thrown around inside the vehicle. This can cause injury to vehicle occupants unless the items are securely fastened in the vehicle.
Always use the cargo tie-down rings.

WARNING Never drive a vehicle with the tailgate open. 
Never drive a vehicle with the tailgate open.
Deadly carbon monoxide (CO) gases may enter vehicle interior resulting in unconsciousness and death.

upwards before folding the rear bench seat Release and fold the seat cushion upwards before folding the rear bench seat forward. Otherwise, the backrests may be damaged.

When the backrest is folded forwards, the front seats cannot be moved to their rearmost position. Otherwise, the front seats and the rear bench seat could be damaged.

The left-hand and right-hand backrests in the second row of seats can be folded forwards separately to increase the cargo compartment capacity. On vehicles with a third row of seats, you must fold down the third row of seats beforehand to obtain maximum cargo compartment enlargement.

See also:

Storing wheels
Store wheels that are not being used in a cool, dry and preferably dark place. Protect the tires from oil, grease, gasoline and diesel. ...

4MATIC (permanent four-wheel drive)
4MATIC ensures that all four wheels are permanently driven. Together with ESP®, it improves the traction of your vehicle whenever a drive wheel spins due to insufficient grip. WARNING If a ...

Vehicle tool kit
The vehicle tool kit can be found in the stowage well under the trunk floor. Lift the trunk floor up. 1 Folding wheel chock 2 Vehicle tool kit tray cover 3 Vehicle tool kit 4 Jack ...