After overtaking, the truck behind you flashes briefly once: this is what the driver wants to tell you.

the right. Check your mirrors and maintain sufficient distance from the truck . Also, do not drive directly in front of the truck. Heavy vehicles require much more distance to come to a stop. Extra space between your car and the truck is therefore always wise.

Not every flash of light means the same thing.

If you see a truck flashing behind you, pay close attention to the moment it happens. Does the flash occur exactly after you have 

In the Netherlands, according to traffic regulations, flashing and audible signals primarily serve a function in the event of imminent danger. Therefore,