See also:

Premium-grade unleaded gasoline
To ensure the longevity and full performance of the engine, only premiumgrade unleaded gasoline may be used. If there is no premium-grade unleaded gasoline available and regular-grade un ...

Setting the front-compartment temperature using the front control panel
Turn the SmartKey to position 2 in the ignition lock. To increase/reduce: press the rocker switch up or down. Only change the temperature setting in small increments. Start at 72 °F (22 °C ...

Cleaning the headliner and carpets
  Headliner: use a soft brush or a cleaning agent recommended and approved by Mercedes-Benz to remove heavy soiling.   Carpets: use the carpet and textile cleaning agents recommended ...