See also:

Locking the vehicle (mechanical key)
If the vehicle can no longer be locked with the SmartKey, use the mechanical key. •► Open the driver's door.•► Close the front-passenger door, the rear doors and the trunk lid/tailgat ...

2011 Mercedes-Benz GL-Class Review
Let's face it: If you're smitten by Mercedes' GL-Class full-size SUV, the recent run-up in prices at the pump probably rates somewhere between insignificant and unimportant in your car search. Wit ...

Call priority
When service calls are active, e.g. Roadside Assistance or MB Info calls, an emergency call can still be initiated. In this case, an emergency call will take priority and override all other active ...