A device for holding the trunk lid of a vehicle in an open position, includes an elongated telescopic member adapted to be adjusted in length, a locking system for holding the elongated member in a selected position, and first and second holding mechanisms provided at opposed ends of the elongated member. The first and second holding mechanisms are adapted to be attached to a lower closed loop provided on the trunk sill and to an upper latching mechanism provided on the inside of the trunk lid of the vehicle.