1994 Buick Skylark Owner's Manual - Page 226

0 Open the cap labeled "WASHER FLUID ONLY." Add washer fluid until the bottle is full. 0 0 When using concentrated washer fluid, follow the manufacturer's instructions for adding water. Don't mix water with ready-to-use waqher fluid. Water can cause the solution to' freeze and damage your washer tank fluid and other parts of the washer system. Also, water doesn't clean as as'washer fluid. hell Fill your washerfluid tank only 3/4 full when it's very cold. This'allows for . expansion, which could damage the tank if it is completely full. Don't use radiator antifreeze your in windshield washer. It'can damage your washer systemand paint.