A grille shutter control device is provided with a control unit configured so as to open and close a shutter adapted to be provided in an air introduction path for introducing air ahead of the vehicle into an engine compartment. The grille shutter control device drives and controls first and second drive devices. The grille shutter control device is provided with: an abnormality detection section configured so as to detect an abnormality in the operation of the shutter on the basis of the condition of the shutter after the start of operation thereof; and an informing section for informing, on the basis of an abnormality in the operation detected by the abnormality detection unit, the user of the abnormality in the operation of the shutter.