Answer (1 of 3): Yes, it is generally okay to mix different types of windshield washer fluids. Most windshield washer fluids have the same basic makeup of soap, alcohol, and water, and while some may have additional chemicals for specific purposes, they can be mixed without causing serious harm t
What do I use to clean steel? - Quora
How to increase glass windows performance - Quora
Is there a product that I can apply to my car's windshield that will completely repel rain, so I don't have to use my wiper blades when it's raining? - Quora
How to make your own bubble solution - Quora
Is it okay to mix windshield washer fluid types? - Quora
Where does the water from the car windshield spray come from? Is it refilled by the air conditioning system? - Quora
I got evergreen SAP on my windshield. Can I use Windex or Goo Gone on it? - Quora
How many gallons of water does it take to wash a car with a pressure washer? - Quora
What is the best way to remove a spray sunscreen from a car's windshield? - Quora