Windshield replacement may also involve removing any old adhesive residue that could affect the installation of the new

https://spark-wiki.win/index.php/Signs_You_Need_a_Windshield_Replacement:_Don%E2%80%99t_Ignore_These!

Windshield replacement may also involve removing any old adhesive residue that could affect the installation of the new glass. Trust professionals for a clean and effective job.