A method for issuing warnings in vehicles about hazardous situations as a function of their location, wherein the respective vehicles which are involved in the method have means for exchanging information, means for outputting warning signals and means for determining their own location coordinates, wherein the means for outputting warning signals in a first vehicle is activated and via the means for exchanging information, the position of the first vehicle is transmitted as first information and the actuated warning signal is transmitted as second information to the surrounding vehicles and in at least one further vehicle, the information is received via the means for exchanging information and the first information is compared and evaluated with further information relating to the position of the further vehicle and in the event of a hazardous situation for the further vehicle, corresponding measures for minimizing the hazardous situations are initiated in the further vehicle.