Mercedes-Benz GL-Class: Setting the center air vents - Setting the air vents - Climate control - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Setting the center air vents

1 Center air vent, left

1 Center air vent, left
2 Center air vent, right
3 Center vent thumbwheel, right
4 Center vent thumbwheel, left

To open/close: turn thumbwheels 3 and 4 to the right or left.

    Important safety notes
    WARNING   When operating the climate control, the air that enters the passenger compartment through the air vents can be very hot or very cold (depending on the set temperature). This c ...

    Setting the side air vents
    ► To open/close: turn thumbwheel 3 to the left or right. Side window defroster vent 1 is never completely shut, even if side air vent 2 is shut. ...

    See also:

    Two-Wheel-Drive Vehicles
    Dinghy Towing Notice: If a two-wheel-drive vehicle is towed with all four wheels on the ground, the transmission could be damaged. The repairs would not be covered by the vehicle warranty. Do not ...

    Increasing fuel economy
    ► Accelerate slowly and smoothly. Maintain cruising speeds with a constant accelerator position. ► Drive at moderate speeds on the highway. ► Avoid unnecessary stopping and b ...

    Engine Fan
    The vehicle has electric cooling fans. The fans spinning at low speed during most everyday driving might be heard. The fans can turn off if no cooling is required. Under heavy vehicle loading, trail ...