A hands-free liftgate sensor for a vehicle includes a mounting bracket connected to a rear fascia member. The mounting bracket includes a bracket body having a plurality of rearward and forward flexible hooks. A rearward laterally extending channel is disposed in the mounting bracket. The plurality of rearward flexible hooks are opposite the rearward laterally extending channel. The rearward laterally extending channel is substantially laterally centered on the rear fascia member. A forward laterally extending channel is disposed in the mounting bracket. The plurality of forward flexible hooks are opposite the forward laterally extending channel. The forward laterally extending channel is substantially laterally centered on the rear fascia member. A plurality of first fasteners secure a rearward portion of the mounting bracket to the rear fascia member. A plurality of second fasteners secure a forward portion of the mounting bracket to the rear fascia member.