See also:

Removing a wheel
Unscrew the wheel bolts. Do not place wheel bolts in sand or on a dirty surface. The bolt and wheel hub threads could otherwise be damaged when you screw them in. Remove the wheel. ...

Problems with your vehicle
If you should experience a problem with your vehicle, particularly one that you believe may affect its safe operation, we urge you to contact an authorized Mercedes-Benz Center immediately to ...

Closing the hood
WARNING   When closing the hood, use extreme caution not to catch hands or fingers. Be careful that you do not close the hood on anyone. Make sure the hood is securely engaged before dr ...