See also:

Fuel requirements
Gasoline engines Use only premium-grade unleaded gasoline. The octane number should be at least 91. Details can be found on the gas pump. The octane number is the average value of the Researc ...

Canceling Parking Guidance
Press the PARKTRONIC button on the center console. Parking Guidance is canceled immediately and PARKTRONIC is deactivated. Parking Guidance is canceled automatically if it is no longer poss ...

INTERIOR
In stark contrast to the fresh, forward-thinking exterior styling, the CLS550's interior comes off as stodgy and conservative. Frankly, it's got quite the boys-club feel inside. No luxury has been ...