HVAC Blower Motor. The blower motor assembly is designed to push/pull air across the A/C evaporator. It aids in heat transfer and cools the interior of the vehicle. Global Parts Distributors. 15-80511, 1580511, 1800107, 26-13972, 2722001603, 52495944, 700110, 75749, 89018521, BM 00146C, BM 2710, BM2710, DE15-80511, DE1580511, GM3126126, PM2710, PM9218.