And yet, replacing your windshield may not fall into that category. It can take a lot of time and money based on the tools and materials you'll need if you want to replace your windshield yourself.

– Protective gloves and safety goggles 2. Remove the Old Windshield (If Applicable) First, carefully remove any existing windshield molding using a razor blade or scraper. Next, cut the urethane ...

We're working with 3M's Fast Cure Auto Glass Urethane (PN 08690), which is a fast-curing urethane windshield adhesive and sealer designed for use with glue-in windshields and backlites.

In general, about 3 mm of urethane left on the car is right, he said. Painters, for their part, should leave the substance alone and just tape over it during their prep, Olson said.