The invention puts forward a tunnel lamp system for vehicle low speed driving early warning, a vehicle driving early warning system and a tunnel lamp control method. Signal sending ends of vehicle speed detection devices are connected with a signal receiving end of a controller, a light source control end of the controller is connected with a signal end of a light source module, a wireless signal end of the controller is connected with a signal interaction end of a wireless transmission module, and a signal receiving end of an audible alarm unit is connected with a signal sending end of the controller. A signal sending end of an infrared sensor is connected with the signal receiving end of the controller, a left lamp band signal end of the controller is connected with a left side wall lamp band control signal end of a tunnel, and a right lamp band signal end of the controller is connected with a right side wall lamp band control signal end of the tunnel. According to the tunnel lamp system built in the invention, the vehicle speed detection devices and lane detection devices are embedded, and a driver of a following vehicle is cautioned to drive safely via lamp light color change when low speed driving of a vehicle is detected.