Mercedes-Benz 2007 GL 320 CDI Operator's Manual page 218

1 Driver's door air vent, fixed
2 Left side air vent, adjustable
3 Thumbwheel for air volume control
for left side and door air vent
4 Thumbwheel for air volume control
for left center air vent
5 Left center air vent, adjustable
6 Right center air vent, adjustable
7 Thumbwheel for air volume control
for right center air vent
8 Thumbwheel for air volume control
for right side and door air vent
9 Right side air vent, adjustable
a Front passenger door air vent, fixed
b Climate control panel
i
For draft-free ventilation, move the sliders
for center air vents and side air vents to the
middle position.
Controls in detail
Climate control
217