How to clean water spots off of auto side mirrors

Written by kimberly johnson
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How to clean water spots off of auto side mirrors
Water spots are stubborn stains to remove. (CAR image by Edvin selimovic from

Water spots are caused by hard water that contains high levels of minerals such as calcium and magnesium. When water droplets dry, these minerals are left behind as a white residue. Water spots occur on all surfaces but are most obvious on glass and mirrors, such as car mirrors. If water spots are left on the mirror for an extended period of time, they can create stains that are difficult to remove. Using a few basic cleaning solutions will erase all traces of the water spots.

Skill level:
Moderately Easy

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Things you need

  • White vinegar
  • Bowl
  • Sponge or lint-free cloth
  • Clean cloth
  • Car scratch remover
  • T-shirt

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  1. 1

    Pour 1 cup of white vinegar into a bowl and add 2 cups of water.

  2. 2

    Dip a sponge or lint-free rag into the solution and wipe the entire surface of the side mirror using circular motions.

  3. 3

    Dry the mirror using a clean cloth to remove the excess vinegar and water. Repeat the process to clean the side mirror on the opposite side of the automobile.

  4. 4

    Apply 1/2 tsp of a car scratch remover to an old T-shirt. Wipe the solution onto the mirror and polish the mirror using a circular motion.

  5. 5

    Continue polishing the mirror until all traces of the water spot stains are removed. Repeat the polishing procedure on the opposite side mirror.

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