See also:

Hazard warning flashers
The button is located in the center console. ...

Resuming cruising speed
Press button 4: The stored speed is resumed and maintained ...

BMW EfficientDynamics: More power, less fuel consumption
With high-performance engines, superior suspension technology and an extremely torsion-resistant body, the new BMW 3-Series is building on its position as the sportiest sedan in its segment. It is ...