See also:

Fuel requirements
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 Research Octane Number (RON ...

Cleaning the seat covers
Do not use microfiber cloths to clean genuine leather, artificial leather or Alcantara® covers. If used often, these can damage the cover. Observe the following when cleaning: • clean ge ...

Ride, Handling
With an air suspension that can be adjusted to varying levels, the S550 rides with soothing composure. The BMW 7 Series is firmer, and the Jaguar XJ is downright stiff in comparison. It's even mor ...