Description: Genuine GM Rear Window Washer Pump, part number 19244683. This GM OEM rear window washer pump is part of the windshield washer system, storing or delivering washer fluid to keep the glass clean. Made by General Motors to original equipment standards for correct fit, finish and durability—no guesswork with aftermarket parts. Verify fitment using your VIN or GM part number 19244683 before ordering. Shipped from Gateway Buick GMC, an authorized GM dealer.