We tried that first on our badly stained bmw x3 and it made no difference.
How to clean water spots off car windshield.
You can mix it in a spray bottle and spray it on and wipe it off and see how it works.
After the vinegar has had a few minutes to work its magic a thorough wash with clean water is in order.
Apply the mixture on the windshield with a clean sponge or towel.
To be more specific a grout sponge works best.
Add a few drops of orange or lemon essential oil in water.
It may or may not be 100 effective.
If the spots are severe use undiluted vinegar.
It s a weak acid that you can eat or drink and if you mix it about 50 with water it should be a fairly effective water spot remover.
The usual fix for calcium build up is white vinegar.
Scrub the windows and mirrors with wet paper towels to remove the vinegar and the water spots.
Lemon or orange essential oils.
The acidic vinegar dissolves the basic calcium.
Make sure the fine steel wool is grade 0000 or else you will scratch your car glass.
Rub in small circular motions until the water spots are removed.
They can also prevent future hard water deposit buildups on your windshield and windows.
If you want the best looking ride in town then this is the fastest and easiest way to have showroom looking glass that others will be jealous of.
Wipe the window with the damp cloth.
Apply the glass cleaner to the windshield side mirrors and rear window.
Toothpaste toothpaste can also help remove hard water stains.
You can use this tip once a week to keep hard water spot from depositing on your windshield.
Let the glass cleaner soak into the glass for a few minutes.
Fill a clean empty spray bottle with a solution of 1 part water and 2 parts vinegar.
The key is to not rub on the water spot and instead letting the vinegar stain the water spot itself.
As essential oils are gaining popularity some lemon or orange essential oils may be easier to find and can help remove hard water spots on your auto glass.
Dry thoroughly with clean paper towels or a soft rag check out the rest of the instructions here.
Let it sit for five minutes.
Spray the vinegar onto the hard water spots.
Soaking or running it through the machines removes the calcium.
Wipe the surface clean with a soft cloth.
It may help to let the cleaner soak on the surface for a few minutes.
While the glass is wet gently wipe off the water stains using fine steel wool.