2010 Mercedes GL-Class Owner's Manual - Page 206

204 Loading and storing i It is only possible to fold the third-row seats down when the tailgate is open. Returning seats to their original position G Warning! Example, button for the right third-row seats : Button for returning third-row seats to upright position ; Button for folding the third-row seats X Lower the head restraints of the third-row seats completely (Y page 88). X Remove cargo compartment cover blind (Y page 205). X Press button ; for each side until the third-row seats are fully folded. The cargo compartment is fully extended. Make sure all seats are properly locked in position before driving off. Do not drive with seats not properly locked. Never ride in a moving vehicle with the seat not properly locked as this can be dangerous. The seat could move forward and the seat backrest could fold. You could slide under the seat belt during braking, vehicle maneuvers, or in an accident. If you slide under it, the seat belt would apply force at the abdomen or neck. That could cause serious or even fatal injuries. Never ride in a moving vehicle with the seat not properly locked as this can be dangerous. The seat could move forward and the seat backrest could fold. You could slide under the seat belt during braking, vehicle maneuvers, or in an accident. If you slide under it, the seat belt would apply force at the abdomen or neck. That could cause serious or even fatal injuries. The seat backrest and seat belt provide the best restraint when the wearer is in a nearly upright position and the seat belt is properly positioned on the body. X Controls in detail Step 1: Return third-row seats to its original position (Y page 203). If a third-row seat is not engaged properly, for example, the message 3rd Row Of SeatsRight Not Locked appears in the multifunction display (Y page 125). X Press button ; again, until the message disappears.