On most vehicles a two-part paint application (basecoat/clearcoat) is used. Color paint that is applied to primer is called basecoat. The clearcoat protects the basecoat from ultraviolet light and provides a durable high-gloss finish.Do not use abrasive chemicals or compounds on painted surfaces. Damage to finish can result.Do not use harsh alkaline based cleaning solvents on painted surfaces. Damage to finish or color can result.