This is a genuine GM headlamp assembly switch that fits multiple GM models. The switch is made in Mexico and comes with a 1-year manufacturer warranty. It is a knob type switch that is designed to control the headlight and fog/driving light functions. The OE/OEM part number is 84448506.  This switch replaces 23458492 and 84168423.  This switch is a universal fitment and can be placed on the front dashboard of the vehicle.  This is the same switch that is sold in the Genuine GM box but this one comes in a brown box with no label.   Get your hands on this high-quality switch today and ensure that your vehicle's lighting system is always top-notch.