New Front Wiper Motor W/Washer Pump Replacement For 1978-1987 GMC & Chevy, Light & Medium Duty Truck, Replaces GM 22010406, 22020730, 22020731, 220295951. FOR GMC: K3500 79 84 K35 78 78 K2500 Suburban 79 84 K2500 79 84 K25 Suburban 78 78 K25 78 78 K1500 Suburban 79 84 K1500 79 84 K15 Suburban 78 78 K15 78 78 Jimmy 78 84 G3500 79 82 G35 78 78 G2500 79 82 G25 78 78 G1500 79 82 G15 78 78 C7000 83 87 C6000 83 87 C5000 83 87 C3500 79 84 C35 78 78 C2500 Suburban 79 84 C2500 79 84 C25 Suburban 78 78 C25 78 78 C1500 Suburban 79 84 C1500 79 84 C15 Suburban 78 78 C15 78 78 2. FOR CHEVROLET: K5 Blazer 78 84 K30