See also:

Setting the center air vents
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 up or down. ...

Exterior & Styling
Particularly from the rear, the GL's appearance looks a bit like Mercedes' original M-Class — so much so that a passenger walked up to an older M thinking it was the GL. The GL550's 21-inch wheels ...

Exterior & Styling
A number of the GLK350's competitors, like the XC60 and Infiniti EX35, have sleek exterior styling that favors smooth lines over right angles. The Mercedes, meanwhile, maintains the traditional up ...