ACDelco GM Original Equipment Window Regulator Kits come with the components to replace your window regulator. The window regulator is the mechanism that raises and lowers the movable windows in the vehicle doors. Various designs are used including scissor gear, Goldie cable, and single and dual channel Bowden cable depending on application. These original equipment window regulator kits have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.