See also:

Resetting
Reset the sliding sunroof if it does not move smoothly. - Turn the SmartKey to position 1 or 2 in the ignition lock. - Raise the sliding sunroof fully at the rear. - Keep the switch pressed ...

Cleaning the steering wheel and gear or selector lever
Thoroughly wipe with a damp cloth or use leather care agents that have been recommended and approved by Mercedes-Benz. ...

Interior
The M-Class seats five people on front buckets and a three-place split rear seat that folds to expand cargo space to 81.2 cubic feet. An optional two-place third-row seat increases passenger capac ...