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. 1800070, 26-13950, 4885669AA, 4885669AB, 4885669AC, 4885669AD, 50-0071, 500071, 52-9200, 529200, 700071, 75740, BM 9200, BM 9200C, BM9200, BM9275, CH3126108, PM9200.