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Step 2: Fill It Up
- Pop the cap open and pour the wiper fluid directly into the reservoir until it is full—a funnel works well for this. Most reservoirs hold one gallon (3.78 litres) of wiper fluid.
- Close the cap tightly, reset the hood prop rod and gently close the hood.
Next, learn how to replace windshield wiper blades.
Originally Published on The Family Handyman