No matter the condition of your 1990 Eldorado, OPGI has the Windshield Washer products you need to boost performance and get you back on the road. We currently carry two Windshield Washer items to choose from for your 1990 Eldorado, and our Price Match Guaranteed prices range from as little as $3.99 up to $7.04. OPGI offers General Motors plus zero other trusted brands of Windshield Washer products for your 1990 Eldorado, to help you find quality parts you can rely on. With OPGI's 45-day return policy and one customer reviews, you can shop with the utmost confidence. Enjoy parts delivered directly to your home, or visit our sunny Southern California Showroom & Warehouse to check out our Windshield Washer items in person.