2010 Mercedes GL-Class Owner's Manual - Page 92
2010 Mercedes GL-Class Manual
Page 92 highlights
90 Seats Multicontour seats The multicontour seat has a movable seat cushion and inflatable air cushions built into the seat backrest to provide additional lumbar and side support. The blue indicator lamps ; in seat ventilation switch : come on to show which ventilation level you have selected. i The seat ventilation for the driver's seat can be activated using the summer opening feature (Y page 107). X X X X Switch on the ignition. Seat cushion depth: Adjust the seat cushion depth to the length of your upper leg using switch :. X Seat backrest contour: Adjust the contour of the seat backrest to the desired position using W or X. X Move the seat backrest support cushion to the bottom with button ? or to the center with button =. X Seat backrest side bolsters: Adjust the side bolsters so that they provide good lateral support using switch ;. Switch on the ignition. Switching on: Press respective seat ventilation switch :. Three blue indicator lamps ; in seat ventilation switch : come on. X Press seat ventilation switch : repeatedly until the desired ventilation level is set. X Switching off: Press seat ventilation switch : repeatedly until all indicator lamps ; go out. If there is insufficient voltage the seat ventilating switches off automatically. Controls in detail Seat heating Seat ventilation Front seat heating switches The switches for the outboard second-row seat heating are located in the rear center console.