Making adjustments in 1 mph (Canada: 1 km/h) increments

lever to the Briefly press the cruise control lever to the pressure point, up 1 for a higher speed or down 2 for a lower speed.
The last speed stored is increased or reduced.

    See also:

    Rolling with the engine switched off
    WARNING There is no power assistance for the steering and the brake when the engine is not running. Steering and braking requires significantly more effort and you could lose control of the v ...

    Restarting the tire pressure monitor
    WARNING It is the driver's responsibility to set the tire pressure to the recommended cold tire pressure. Underinflated tires affect the ability to steer or brake the vehicle. You might ...

    Safety
    The GLK350 sports all the active safety systems you'd expect in a modern mom's car (especially a Mercedes): six airbags - including dual-stage driver and front passenger airbags and side curtain a ...